Mazda RX-8 Manual
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Mazda RX-8 Manual

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Table of Contents

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Download this manual See also: Troubleshooting Manual, Workshop Manual
GENERAL INFORMATION
How to use this Manual:
Range of Topics
This manual contains procedures for performing all required service operations. The procedures are
•
divided into the following five basic operations:
Removal/Installation
Disassembly/Assembly
Replacement
Inspection
Adjustment
Simple operations which can be performed easily just by looking at the vehicle (i.e., removal/installation
•
of parts, jacking, vehicle lifting, cleaning of parts, and visual inspection) have been omitted.
Service Procedure
Inspection, adjustment
Inspection and adjustment procedures are divided into steps. Important points regarding the location and
•
contents of the procedures are explained in detail and shown in the illustrations.
Repair procedure
1. Most repair operations begin with an overview illustration. It identifies the components, shows how the
parts fit together, and describes visual part inspection. However, only removal/installation procedures
that need to be performed methodically have written instructions.
2. Expendable parts, tightening torques, and symbols for oil, grease, and sealant are shown in the overview
illustration. In addition, symbols indicating parts requiring the use of special service tools or equivalent
are also shown.
3. Procedure steps are numbered and the part that is the main point of that procedure is shown in the
illustration with the corresponding number. Occasionally, there are important points or additional
information concerning a procedure. Refer to this information when servicing the related part.
(w)
(w)
RX8-General Info
Page 1

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Summary of Contents for Mazda RX-8

  • Page 1 GENERAL INFORMATION How to use this Manual: Range of Topics This manual contains procedures for performing all required service operations. The procedures are • divided into the following five basic operations: Removal/Installation Disassembly/Assembly Replacement Inspection Adjustment Simple operations which can be performed easily just by looking at the vehicle (i.e., removal/installation •...
  • Page 2 RX8-General Info Page 2...
  • Page 3 Symbols There are eight symbols indicating oil, grease, fluids, sealant, and the use of SST or equivalent. These • symbols show application points or use of these materials during service. Symbol Meaning Kind Apply oil New appropriate engine oil or gear oil Apply brake fluid New appropriate brake fluid New appropriate automatic...
  • Page 4 Advisory Messages You will find several Warnings , Cautions , Notes , Specifications and Upper and Lower Limits in • this manual. Warning A Warning indicates a situation in which serious injury or death could result if the warning is ignored. •...

  • Page 5: Troubleshooting Procedure

    Troubleshooting Procedure Basic flow of troubleshooting DTC troubleshooting flow (on-board diagnostic) Diagnostic trouble codes (DTCs) are important hints for repairing malfunctions that are difficult to • simulate. Perform the specific DTC diagnostic inspection to quickly and accurately diagnose the malfunction. The on-board diagnostic function is used during inspection.
  • Page 6 Quick diagnosis chart (If mentioned) The quick diagnosis chart lists diagnosis and inspection procedures to be performed specifically relating • to the cause of the malfunction. Symptom troubleshooting Symptom troubleshooting quickly determines the location of the malfunction according to symptom •...
  • Page 7 Using the DTC troubleshooting flow DTC troubleshooting flow shows diagnostic procedures, inspection methods, and proper action to take • for each DTC. RX8-General Info Page 7...
  • Page 8 Using the diagnostic index The symptoms of the malfunctions are listed in the diagnostic index for symptom troubleshooting. • The exact malfunction symptoms can be selected by following the index. • Notes: RX8-General Info Page 8...
  • Page 9 Using the quick diagnosis chart The chart lists the relation between the symptom and the cause of the malfunction. • The chart is effective in quickly narrowing down the relation between symptom and cause of the • malfunction. It also specifies the area of the common cause when multiple malfunction symptoms occur. The appropriate diagnostic inspection relating to malfunction cause as specified by the symptoms can be •...
  • Page 10 RX8-General Info Page 10...

  • Page 11: Service Cautions

    SERVICE CAUTIONS Protection of the Vehicle Always be sure to cover fenders, seats and floor areas before starting work. • Preparation of Tools and Measuring Equipment Be sure that all necessary tools and measuring equipment are available before starting any work. •...
  • Page 12 WARNING: For vehicles with DSC, if the negative battery cable is disconnected, the stored initial position of • the steering angle sensor will be cleared and the DSC will not operate properly, making the vehicle unsafe to drive. Perform the steering angle sensor initialization procedure after connecting the negative battery cable.
  • Page 13 6. Check the area where the oil is leaking, then make necessary repairs. Removal of Parts While correcting a problem, also try to determine its cause. Begin work only after first learning which • parts and subassemblies must be removed and disassembled for replacement or repair. After removing the part, plug all holes and ports to prevent foreign material from entering.
  • Page 14 Arrangement of Parts All disassembled parts should be carefully arranged for reassembly. • Be sure to separate or otherwise identify the parts to be replaced from those that will be reused. • Cleaning of Parts All parts to be reused should be carefully and thoroughly cleaned in the appropriate method. •...
  • Page 15 Cotter pins Nylon nuts Depending on location: • Sealant and gaskets, or both, should be applied to specified locations. When sealant is applied, parts should be installed before sealant hardens to prevent leakage. Oil should be applied to the moving components of parts. Specified oil or grease should be applied at the prescribed locations (such as oil seals) before reassembly.
  • Page 16 Hose Clamps When reinstalling, position the hose clamp in the original location on the hose and squeeze the clamp • lightly with large pliers to ensure a good fit. Torque Formulas When using a torque wrench- SST or equivalent combination, the written torque must be recalculated •...
  • Page 17 Vise When using a vise, put protective plates in the jaws of the vise to prevent damage to parts. • Dynamometer When inspecting and servicing the power train on the dynamometer or speed meter tester, pay • attention to the following: Place a fan, preferably a vehicle-speed proportional type, in front of the vehicle.

  • Page 18: Identification Number Locations

    IDENTIFICATION NUMBER LOCATIONS Vehicle Identification Number (VIN) Chassis Number Engine Identification Number VIN: Chassis: EIN: Notes: RX8-General Info Page 18...

  • Page 19: Scheduled Maintenance

    SCHEDULED MAINTENANCE Scheduled Maintenance Table Schedule 1 : (Normal driving conditions) U.S.A. The vehicle is mainly operated where none of the "unique driving conditions" apply. • Number of months or kilometers (miles), whichever comes first Months Maintenance Item × 1000 km ×...
  • Page 20 • : According to state / provincial and federal regulations, failure to perform maintenance on these items will not void your emissions warranties. However, Mazda recommends that all maintenance services be performed at the recommended time or mileage / kilometer period to ensure long-term reliability.

  • Page 21: Chassis & Body

    Air cleaner element IGNITION SYSTEM Spark plugs FUEL SYSTEM Fuel filter Replace every 160,000 Km (100,000 miles) Fuel lines, hoses and connections * COOLING SYSTEM Cooling system Replace at first 96,000 km (60,000 miles) or 48 months; Engine coolant after that, every 24 months. CHASSIS &...
  • Page 22 : According to state / provincial and federal regulations, failure to perform maintenance on these items will not void your emissions warranties. However, Mazda recommends that all maintenance services be performed at the recommended time or mileage / kilometer period to ensure long-term reliability.
  • Page 23 Rear differential oil Driveshaft dust boots Bolts and nut on chassis & body Body condition (for rust, Inspect annually corrosion and perforation) Inspect at first 80,000 km (50,000 miles) or 48 months; Exhaust system heat shields after that every 40,000 km (25,000 miles) or 24 months Flat tire repair kit * Inspect every year AIR CONDITIONER SYSTEM...
  • Page 24 : According to regulations, failure to perform maintenance on these items will not void your emissions warranties. However, Mazda recommends that all maintenance services be performed at the recommended time or mileage/kilometer period to ensure long-term reliability.

  • Page 25: Pre-Delivery Inspection

    PRE-DELIVERY INSPECTION Pre-Delivery Inspection Table Exterior INSPECT and ADJUST , if necessary, the following items to specification: Glass, exterior bright metal and paint for damage Wheel lug nuts All weatherstrips for damage or detachment Tire pressures Headlight cleaner and fluid level (if equipped) Operation of hood release and lock Operation of trunk lid and fuel-filler lid opener Door operation and alignment including side door and back door...
  • Page 26 Differential oil level Interior INSTALL the following items: Fuse for accessories INSPECT the operations of the following items: Seat controls (slide and recline) and headrests Folding rear seat Door locks, including childproof door locks Seat belts and warning system Ignition switch and steering lock Transmission range switch Warning buzzers Ignition key reminder alarm...
  • Page 27 Heater, defroster, and air conditioner at various mode selections (if equipped) INSPECT the following items: Presence of spare fuse Upholstery and interior finish INSPECT and ADJUST , if necessary, the following items: Operation and fit of windows Pedal height and free play of clutch pedal Parking brake Under hood...
  • Page 28 Operation of gauges Squeaks, rattles, and unusual noises Engine general performance Emergency locking retractors and automatic locking retractors Cruise control system (if equipped) Operation of meters and gauges, squeaks, rattles, and abnormal noises After road test INSPECT for necessary owner information materials, tools, and spare tire in vehicle The following items must be completed just before delivery to your customer.
  • Page 29 JACKING POSITIONS, VEHICLE LIFT (2 SUPPORTS) AND SAFETY STAND (RIGID RACK) POSITIONS Jacking Positions WARNING: Improperly jacking a vehicle is dangerous. The vehicle can slip off the jack and cause serious injury. • Use only the correct front and rear jacking points and block the wheels. Use safety stands to support the vehicle after it has been lifted.
  • Page 30 WARNING: Unstably lifting a vehicle is dangerous. The vehicle can slip off the lift and cause serious injury and/or • vehicle damage. Make sure that the vehicle is on the lift horizontally by adjusting the height of support at the end of the arm of the lift. Safety Stand Positions Front and rear Both sides of the vehicle, on side sills.

  • Page 31: Tiedown Hook

    TIEDOWN HOOK CAUTION: Do not use the tiedown hooks under the front and rear for towing. They are designed ONLY for tying • down the vehicle when it is being transported. Using them for towing will damage the bumper. 1. Remove the tiedown eyelet from trunk. 2.
  • Page 32 4. Hook the tying rope to the tiedown eyelet. Click here CAUTION: If the tiedown eyelet is not securely tightened, it may loosen or disengage from the bumper when • tying down the vehicle. Make sure that the tiedown eyelet is securely tightened to the bumper. RX8-General Info Page 32...
  • Page 33 TOWING Towing Proper lifting and towing are necessary to prevent damage to the vehicle. State and local laws must be • followed. A towed vehicle usually should have its rear wheels off the ground. If excessive damage or other • conditions prevent this, use wheel dollies.

  • Page 34: Electrical System

    ELECTRICAL SYSTEM Electrical Parts Battery cable Before disconnecting connectors or removing electrical parts, disconnect the negative battery cable. • Wiring harness To remove the wiring harness from the clip in the engine room, pry up the hook of the clip using a •...
  • Page 35 Disconnecting connectors When disconnecting connector, grasp the connectors, not the wires. • Connectors can be disconnected by pressing or pulling the lock lever as shown. • Locking connector When locking connectors, listen for a click indicating they are securely locked. •...
  • Page 36 Inspect the terminals of waterproof connectors from the connector side since they cannot be accessed • from the wiring harness side. CAUTION: To prevent damage to the terminal, wrap a thin wire around the tester probe before inserting into • terminal.
  • Page 37 Terminals Inspection Pull lightly on individual wires to verify that they are secured in the terminal. • Replacement Use the appropriate tools to remove a terminal as shown. When installing a terminal, be sure to insert it • until it locks securely. Insert a thin piece of metal from the terminal side of the connector and with the terminal locking tab •...
  • Page 38 Wiring Harness Wiring color codes Two-color wires are indicated by a two-color code symbol. • The first letter indicates the base color of the wire and the second the color of the stripe. • CODE COLOR CODE COLOR Black Orange Brown Pink Green...
  • Page 39 Fuse Replacement When replacing a fuse, be sure to replace it with one of the same capacity. If a fuse fails again, the • circuit probably has a short and the wiring should be inspected. Be sure the negative battery terminal is disconnected before replacing a main fuse. •...
  • Page 40 Part-side connector The viewing direction of part-side connectors is from the terminal side. Part names are shown only when there are multiple connector drawings. Vehicle harness-side connector The viewing direction of vehicle harness-side connectors is from the harness side. Part names are shown only when there are multiple connector drawings. Other When it is necessary to show the terminal side of vehicle harness-side connectors, such as the following connectors, the viewing direction is from the terminal side.
  • Page 41 Electrical Troubleshooting Tools Jumper wire CAUTION: Do not connect a jumper wire from the power source line to a body ground. This may cause • burning or other damage to wiring harnesses or electronic components. A jumper wire is used to create a temporary circuit. Connect the jumper wire between the •...
  • Page 42 CAUTION: Do not connect the ohmmeter to any circuit where voltage is applied. This will damage the • ohmmeter. The ohmmeter is used to measure the resistance between two points in a circuit and to inspect for • continuity and short circuits. Precautions Before Welding A vehicle has various electrical parts.

  • Page 43: Sae Standards

    In accordance with new regulations, SAE (Society of Automotive Engineers) standard names and • abbreviations are now used in this manual. The table below lists the names and abbreviations that have been used in Mazda manuals up to now and their SAE equivalents. SAE Standard SAE Standard...
  • Page 44 Exhaust Gas TP sensor Throttle Position Sensor Recirculation Fan Control Torque Converter Clutch Flexible Fuel Transmission (Transaxle) Control Module Fourth Gear Transmission (Transaxle) Generator Range Ground Turbocharger Vehicle Speed Sensor With HO2S Heated Oxygen Sensor heater Voltage Regulator Idle Air Control VAF sensor Volume Air Flow Sensor Intake Air Temperature...
  • Page 45 ABBREVIATIONS Antilock Brake System Accessories Automatic Locking Retractor American Petroleum Institute Auxiliary Port Valve Automatic Transmission Automatic Transmission Fluid Controller Area Network Comprehensive Component Monitor Control Module Central Processing Unit Drive Cycle Dynamic Stability Control Diagnostic Trouble Code Electronic Brakeforce Distribution Emergency Locking Retractor Electric Power Steering Freeze Frame Data...
  • Page 46 Motor Maximum Minimum Multi Side Port Manual Transmission P/W CM Power Window Control Module Right Front Right Hand Rear Primary 1 Rear Primary 2 Right Rear Rear Secondary Sophisticated Air Bag Sensor Society of Automotive Engineers Special Service Tool Secondary Shutter Valve Switch Trailing Front Traction Control System...
  • Page 47 UNITS Electric current A (ampere) Electric power W (watt) Electric resistance ohm Electric voltage V (volt) mm (millimeter) Length in (inch) kPa (kilo pascal) Negative pressure mmHg (millimeters of mercury) inHg (inches of mercury) kPa (kilo pascal) Positive pressure kgf/cm (kilogram force per square centimeter) psi (pounds per square inch) Number of...
  • Page 48 Upper and Lower Limits When the data indicates upper and lower limits, the converted values are rounded down if the SI unit • value is an upper limit and rounded up if the SI unit value is a lower limit. Therefore, converted values for the same SI unit value may differ after conversion.

  • Page 49: Installation Of Radio System

    INSTALLATION OF RADIO SYSTEM If a radio system is installed improperly or if a high-powered type is used, the CIS and other systems • may be affected. When the vehicle is to be equipped with a radio, observe the following precautions: Install the antenna at the farthest point from control modules.

  • Page 50: Engine Troubleshooting

    ENGINE TROUBLESHOOTING FOREWORD When the customer reports a vehicle malfunction, check the malfunction indicator lamp (MIL) • indication and diagnostic trouble code (DTC), then diagnose the malfunction according to the following flowchart: If a DTC exists, diagnose the applicable DTC inspection. (See DTC TABLE .) If no DTC exists and the MIL does not illuminate or flash, diagnose the applicable symptom troubleshooting.

  • Page 51: Intermittent Concern Troubleshooting

    INTERMITTENT CONCERN TROUBLESHOOTING Vibration Method If a malfunction occurs or becomes worse while driving on a rough road or when the engine is vibrating, • perform the steps below. NOTE: There are several reasons why vehicle or engine vibration could cause an electrical malfunction. •...
  • Page 52 Inspection Method for Sensor Connectors or Wires 1. Connect the WDS or equivalent to the DLC-2. 2. Turn the ignition switch to the ON position (Engine off). NOTE: If the engine starts and runs, perform the following steps at idle. •...
  • Page 53 4. Vibrate the sensor slightly with your finger. If the PID value is unstable or malfunction occurs, check for poor connection or poorly mounted • sensor or both. Inspection Method for Actuators or Relays 1. Connect the WDS or equivalent to the DLC-2. 2.
  • Page 54 1. Connect the WDS or equivalent to the DLC-2 if you are inspecting sensors or switches. 2. Turn the ignition switch to the ON position (Engine off). NOTE: If the engine starts and runs, perform the following steps at idle. •...

  • Page 55: Engine Symptom Troubleshooting

    ENGINE SYMPTOM TROUBLESHOOTING Confirm trouble symptom using the following diagnostic index, then go to the applicable • troubleshooting chart. Diagnostic Index No. TROUBLESHOOTING ITEM DESCRIPTION PAGE (See NO.1 MELTING OF MAIN OR Melting of main or other fuses  OTHER FUSES .) The MIL is illuminated MIL comes on...
  • Page 56 Exhaust afterburn The engine stops unexpectedly at the beginning of deceleration or (See NO.10 LOW IDLE/STALLS Low idle/stalls during deceleration recovery from DURING DECELERATION .) deceleration. Exhaust afterburn The engine stops unexpectedly at the beginning of acceleration or during Engine stalls/quits. Acceleration/cruise acceleration.
  • Page 57 unsatisfactory. (See NO.15 EMISSION Emission compliance Fails emissions test. COMPLIANCE .) The oil consumption (See NO.16 HIGH OIL High oil consumption/leakage is excessive. CONSUMPTION/LEAKAGE .) The engine runs at (See NO.17 COOLING SYSTEM Cooling system concerns Overheating higher than normal CONCERNS-OVERHEATING .) temperature/overheats.

  • Page 58: Quick Diagnostic Chart

    QUICK DIAGNOSTIC CHART RX8-Engine Troubleshooting Page 9...
  • Page 59 RX8-Engine Troubleshooting Page 10...
  • Page 60 RX8-Engine Troubleshooting Page 11...
  • Page 61 RX8-Engine Troubleshooting Page 12...
  • Page 62 RX8-Engine Troubleshooting Page 13...
  • Page 63 RX8-Engine Troubleshooting Page 14...
  • Page 64 NO.1 MELTING OF MAIN OR OTHER FUSES MELTING OF MAIN OR OTHER FUSES [TROUBLESHOOTING HINTS] Inspect condition of fuse. Damaged fuse Related wiring harness MAIN fuse • AIR PUMP fuse MAIN • BTN fuse • FAN fuse IG fuse • Ignition relay IG KEY fuse IG KEY...
  • Page 65 EGI COMP 2 fuse • EVAP system leak detection pump • AIR pump relay • Fuel pump relay • EGI COMP 2 MAF sensor • VFAD • Cooling fan relay No.1 • Cooling fan relay No.2 • Cooling fan relay No.3 FUEL PUMP fuse FUEL PUMP •...
  • Page 66 NO.2 MIL COMES ON MIL COMES ON DESCRIPTION The MIL is illuminated incorrectly. PCM illuminates for emission-related concern (DTC is stored in PCM) • Instrument cluster malfunction • POSSIBLE CAUSE NOTE: If MIL blinks at steady rate, misfire condition could exist. •...

  • Page 67: No.3 Will Not Crank

    NO.3 WILL NOT CRANK WILL NOT CRANK The starter does not work. DESCRIPTION Open starter circuit between ignition switch and starter • TR switch malfunction (AT) • TR switch misadjustment (AT) • Low or dead battery • Charging system malfunction •...
  • Page 68 cause damage to fuel pipe and quick release connector. Always clean quick release connector joint area before disconnecting/connecting, and make sure that it is free of foreign material. Diagnostic procedure INSPECTION ACTION STEP RESULTS Connect the WDS or equivalent to the Both conditions appear: DLC-2.
  • Page 69 Inspect the following wiring harnesses Repair or replace the wiring and connectors for an open or short circuit: harnesses and connectors. Between coil terminal A and • keyless control module terminal 3F Between coil terminal B and • Go to the next step. keyless control module terminal 3E Are there any malfunctions? Inspect the following wiring harnesses...
  • Page 70 Remove all accessory belts. Inspect the accessory parts for excessive mechanical resistance CAUTION: and repair or replace the malfunctioning parts. To prevent engine damage • (overheat etc.), do not crank engine for a long time after removing accessory belts. Go to the next step. Crank the engine.
  • Page 71 Inspect the fuel injectors for the following: (See FUEL INJECTOR INSPECTION .) Replace suspected fuel injector. Leakage • Clogging • Injection amount • Are the injectors normal? Inspect the engine compression. Go to Step 25. (See COMPRESSION INSPECTION .) Go to the next step. Is it normal? Apply the engine oil to front and rear Go to the next step.
  • Page 72 (See FUEL PUMP UNIT REMOVAL/INSTALLATION .) After that overhaul or replace the engine. (See DTC TABLE .) Communication error message is displayed : Inspect for the following: Open circuit between main relay • and PCM terminal 5AC or 5AF Open circuit between main relay •...
  • Page 73 NO.4 HARD TO START/LONG CRANK/ERRATIC START/ERRATIC CRANK HARD TO START/LONG CRANK/ERRATIC START/ERRATIC CRANK The starter cranks engine at the normal speed but the engine requires excessive • DESCRIPTION cranking time before starting. The battery is in the normal condition. • Vacuum leakage •...
  • Page 74 WARNING: The following troubleshooting flow chart contains fuel system diagnosis and repair procedures. Read the following warnings before servicing the fuel system: Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. • Always keep sparks and flames away from fuel. Fuel line spills and leakage are dangerous.
  • Page 75 Vacuum leak • Proper fuel quality (e.g. • proper octane, contamination, winter/summer blend) Blockage at intake-air • system (between MAF sensor and intake ports) Service if necessary. Loose bands on intake-air • system hoses Repeat Step 2. Cracks in intake-air •...
  • Page 76 Go to the next step. Inspect for cracks on high- Repair suspected high-tension leads. tension leads. Go to the next step. Are there any cracks on high- tension leads? Spark plug is wet or covered with carbon: Inspect for fuel leakage from fuel injector. Inspect the spark plug conditions.
  • Page 77 Disconnect the fuel line quick Zero or low: release connector and install the fuel gauge to the fuel line. Inspect the fuel pump relay and the fuel pump circuit. Short check connector terminal F/P to the body GND using a Inspect for clogged fuel line.
  • Page 78 (See STARTER INSPECTION .) Repair or replace components if required. Is the starting system normal? Inspect the engine compression. Go to Step 21. (See COMPRESSION INSPECTION .) Go to the next step. Is it normal? Go to the next step. Repair or replace the malfunctioning part according to inspection results.
  • Page 79 (See FUEL INJECTOR INSPECTION .) Replace the suspected fuel injector. Leakage • Clogging • Injector amount • Are the injectors normal? Verify test results. • If normal, return to the diagnostic index to service any additional symptoms. If the malfunction remains, inspect the related Service Bulletins and/or On- line Repair Information and perform the repair or diagnosis.
  • Page 80 NO.5 ENGINE STALLS-AFTER START/AT IDLE ENGINE STALLSAFTER START/AT IDLE DESCRIPTION Engine stops unexpectedly. • No battery power supply to PCM or poor GND • Vacuum leakage • Air leakage from intake-air system parts • Air suction at intake-air system (between MAF sensor and intake ports) •...
  • Page 81 Immobilizer system operates properly (Key is not registered.) • WARNING: The following troubleshooting flow chart contains fuel system diagnosis and repair procedures. Read the following warnings before servicing the fuel system: Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. •...
  • Page 82 Does the security light Inspect the instrument cluster and the illuminate? following wiring harnesses. Between PCM terminal 4V and • instrument cluster terminal 1J Between PCM terminal 4S and • instrument cluster terminal 1L Connect the WDS or equivalent Go to the applicable DTC inspection. to the DLC-2 and retrieve the DTC.
  • Page 83 Go to the symptom troubleshooting "No.13 Knocking/pinging/detonation- Acceleration/cruise". Does the engine knock/ping/detonate? (See NO.13 KNOCKING/PINGING/DETONATION- ACCELERATION/CRUISE .) Go to the next step. Verify the following: Go to the next step. Vacuum connection • Air cleaner element • No air leakage from •...
  • Page 84 DTC is displayed: Go to the applicable DTC inspection. (See DTC TABLE .) Connect the WDS or equivalent Communication error message is to the DLC-2. displayed: Turn the ignition switch to the ON Inspect for the following: position (Engine off). Open circuit between main relay and •...
  • Page 85 Connect the WDS or equivalent Inspect for the following: to the DLC-2. TP sensor • Access the TP_REL PID. Wiring harnesses and connectors • between PCM and throttle body Crank the engine with the PCM terminal 1Qthrottle accelerator pedal released. body terminal E PCM terminal 1Jthrottle Does TP_REL PID indicate the...
  • Page 86 Inspect for cracks on the high- Repair the suspected high-tension leads. tension leads. Go to the next step. Are there any cracks on the high- tension leads? Go to the next step. If the symptom occurs with the A/C on, go to Step 23.
  • Page 87 Disconnect the fuel line quick Zero or low: release connector and install the fuel gauge to the fuel line. Inspect the fuel pump relay and the fuel pump circuit. Short the check connector terminal F/P to the body GND Inspect for clogged fuel line. using a jumper wire.
  • Page 88 NOTE: The following test is for • If the A/C is always on, go to the symptom stall concerns with the troubleshooting "No.24 A/C is always on or A/C on. If other symptoms A/C compressor runs continuously". exist, go to the next step. (See NO.24 A/C IS ALWAYS ON OR A/C Connect pressure gauges to the COMPRESSOR RUNS CONTINUOUSLY...
  • Page 89 NOTE: The following test is for • 13B-MSP (High Power). Go to the next step for 13B-MSP (Standard Power). Repair or replace the malfunctioning parts, according to the APV control inspection Perform the APV control results. inspection. (See Auxiliary Port Valve (APV) Control Inspection .) Does the APV control operate properly?
  • Page 90 (See COMPRESSION INSPECTION .) Go to the next step. Is it normal? Go to the next step. Repair or replace the malfunctioning part according to the inspection results. Perform the metering oil pump After that overhaul or replace the engine. control inspection.
  • Page 91 Verify test results. • If normal, return to the diagnostic index to service any additional symptoms. If the malfunction remains, inspect the related Service Bulletins and/or the On-line Repair Information and perform the repair or diagnosis. RX8-Engine Troubleshooting Page 42...
  • Page 92 NO.6 CRANKS NORMALLY BUT WILL NOT START CRANKS NORMALLY BUT WILL NOT START The starter cranks the engine at normal speed but the engine will not run. • Refer to the symptom troubleshooting "No.5 Engine stalls" if this symptom appears •...
  • Page 93 Spark plug malfunction • Ignition coil malfunction • Immobilizer system and/or circuit malfunction • Immobilizer system operates properly (Key is not registered.) • WARNING: The following troubleshooting flow chart contains fuel system diagnosis and repair procedures. Read the following warnings before servicing the fuel system: Fuel vapor is hazardous.
  • Page 94 Are the ignition coil connectors Connect the coil connectors securely. securely connected to the coils? Return to Step 2. Go to the next step. Inspect instrument cluster and the following wiring harness. Does the security light illuminate? Between PCM terminal 4V and •...
  • Page 95 Vacuum connection • External fuel shut off or • accessory (such as kill switch, alarm.) Fuel quality: proper octane, • contamination, winter/summer blend No air leakage from intake-air Service if necessary. • system Proper sealing of intake Repeat Step 8. •...
  • Page 96 Connect the WDS or equivalent to the Inspect for the following: DLC-2. APP sensor • Access the APP1 and APP2 PIDs. Wiring harnesses and • connectors between PCM APP Crank the engine with the accelerator sensor pedal released. PCM terminal 4YAPP sensor Do the APP1 and APP2 PIDs indicate terminal D...
  • Page 97 Inspect for the following: Does the ECT PID indicate the proper engine coolant temperature? ECT sensor • Open or short circuit between • ECT sensor and PCM terminal (See PCM INSPECTION .) 2K or 1U Go to Step 26. Does the engine start with the throttle closed? Go to the next step.
  • Page 98 Is a strong blue spark visible at each Inspect for the following: disconnected high-tension lead while cranking the engine? Open or short circuit in • ignition coil Open circuit in high-tension • leads Open circuit between ignition • coil connector GND terminal and GND Open circuit between ignition •...
  • Page 99 Disconnect the fuel line quick release Zero or low: connector and install the fuel gauge to the fuel line. Inspect the fuel pump relay and the fuel pump circuit. Short check connector terminal F/P to the body GND using a jumper wire. Inspect for clogged fuel line.
  • Page 100 Inspect the fuel injectors for the following: (See FUEL INJECTOR INSPECTION Replace the suspected fuel injector. Leakage • Clogging • Injection amount • Are injectors normal? Inspect the engine compression. Visually inspect the exhaust system part. (See COMPRESSION INSPECTION Go to the next step. Is it normal? Go to the next step.
  • Page 101 After that overhaul or replace the engine. (See Engine Workshop Manual.) Inspect and repair for leakage and/or clogging in oil the passage at engine. Check the oil pipe between the After that overhaul or replace the metering oil pump and the metering oil engine.
  • Page 102 NO.7 SLOW RETURN TO IDLE SLOW RETURN TO IDLE DESCRIPTION The engine takes more time than normal to return to idle speed. ECT sensor malfunction • The thermostat is stuck open. • POSSIBLE CAUSE Throttle body malfunction • Air leakage from intake-air system •...
  • Page 103 Access the ECT PID on the WDS or (See THERMOSTAT equivalent. REMOVAL/INSTALLATION .) Inspect the readings on both ECT PID and the temperature gauge on the instrument cluster. (See THERMOSTAT INSPECTION If the temperature gauge on the instrument Is the thermostat normal? cluster indicates the normal range but the ECT PID is not the same as the temperature gauge reading, inspect the ECT sensor.
  • Page 104 NO.8 ENGINE RUNS ROUGH/ROLLING IDLE ENGINE RUNS ROUGH/ROLLING IDLE The engine speed fluctuates between the specified idle speed and a lower speed, and • DESCRIPTION the engine shakes excessively. The idle speed is too slow and the engine shakes excessively. •...
  • Page 105 Metering oil pump malfunction Leakage or clogging in oil pipe • Leakage or clogging in oil nozzle • Excessive engine mechanical loss • Metering oil pump improper operation (in fail-safe mode) • A/C system operation is improper • Spark leakage from high-tension leads •...
  • Page 106 External fuel shut off or • accessory (such as kill switch, alarm.) Fuel quality (e.g. proper • octane, contamination, winter/summer blend) No air leakage from intake- • air system Air cleaner element • (restriction, improper Service if necessary. installation) Blockage at intake-air Repeat Step 2.
  • Page 107 NOTE: The following test is for an • engine running at rough idle with the A/C on. If other symptoms exist, go to If the A/C is always on, go to the symptom the next step. troubleshooting "No.24 A/C is always on or A/C compressor runs continuously".
  • Page 108 Visually inspect the eccentric shaft position sensor and the teeth of the pulse wheel. Replace the malfunctioning parts. Are the eccentric shaft position sensor and the teeth of the pulse wheel normal? Go to Step 13. WARNING: High-voltage in ignition •...
  • Page 109 Is a strong blue spark visible while Inspect for the following: cranking at each disconnected high-tension lead for the rotor Open or short circuit in ignition coil • where the engine speed does not Open circuit in high-tension leads • drop in Step 8? Open circuit between ignition coil •...
  • Page 110 Spark plug is wet or covered with carbon: Inspect for fuel leakage from the fuel injector. Inspect the spark plug condition. Spark plug is grayish white: Is the spark plug wet, covered with carbon or grayish white? Inspect for clogged fuel injector (FP1) (RP1).
  • Page 111 Disconnect the fuel line quick Zero or low: release connector and install the fuel gauge to the fuel line. Inspect for clogged fuel line. Start the engine and run it at idle. If normal, replace the fuel pump unit. Measure the fuel line pressure at (See FUEL PUMP UNIT idle.
  • Page 112 Connect the WDS or equivalent to The LONG FT1 PID is out of the the DLC-2. specification. Start the engine and run it at idle. LONG FT1 PID less than − − − − 14% (too rich): Access the LONG FT1 PID. Inspect the EVAP control system.
  • Page 113 Perform the AIR inspection. Go to the next step. (See Secondary Air Injection (AIR) System Inspection .) Repair or replace the malfunctioning parts, according to the inspection results. Does the AIR system operate properly? Inspect the engine compression. Go to Step 33. (See COMPRESSION INSPECTION .) Go to the next step.
  • Page 114 Inspect and repair for leakage and/or clogging in the oil passage at engine. Check the oil pipe between the metering oil pump and the After that overhaul or replace engine. metering oil nozzle. (See Engine Workshop Manual.) Is there any air and/or clogging in Overhaul or replace the engine.
  • Page 115 NO.9 FAST IDLE/RUNS ON FAST IDLE/RUNS ON DESCRIPTION The engine speed continues at fast idle after warm-up. • The engine runs after the ignition switch is turned off. • ECT sensor malfunction • Air leakage from intake-air system • Throttle body malfunction (stuck open) •...
  • Page 116 Connect the WDS or equivalent to the DLC-2. DTC is displayed: Turn the ignition switch to the ON position Go to the applicable DTC inspection. (Engine off). (See DTC TABLE .) Retrieve any DTCs for the PCM, TCM, ABD No DTC is displayed: HU/CU and the EPS CM.
  • Page 117 Measure voltages at PCM terminal 4W, 4Z, 4F If PCM terminal 4W voltage is not as (MT), 2O (MT) and TCM terminal 2E (AT). specified: (See PCM INSPECTION .) Inspect the A/C switch, refrigerant pressure switch and the fan switch. (See TCM INSPECTION .) (See REFRIGERANT PRESSURE Is the voltage normal?
  • Page 118 Is there air leakage felt or heard at the intake-air Inspect the following: system components while the racing engine to a higher speed? Drive-by-wire control system • operation (See Drive-by-wire Control System Inspection .) APP sensor • Verify test results. •...

  • Page 119: Low Idle/Stalls During Deceleration

    NO.10 LOW IDLE/STALLS DURING DECELERATION LOW IDLE/STALLS DURING DECELERATION The engine stops unexpectedly at the beginning of deceleration or recovery from • DESCRIPTION deceleration. Vacuum leakage • Air leakage from intake-air system • Air suction at intake-air system (between MAF sensor and intake part) •...
  • Page 120 Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. • Always keep sparks and flames away from fuel. Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries • or death and damage. Fuel can also irritate skin and eyes. To prevent this, always complete "BEFORE REPAIR PROCEDURE"...
  • Page 121 Proper routing of and no • damage to vacuum lines No air leakage from Service if necessary. • intake-air system Engine mount installation Repeat Step 4. • condition (loose) Are all the items normal? Connect the WDS or equivalent Go to the applicable DTC inspection. to the DLC-2.
  • Page 122 Connect the WDS or equivalent If the APP1, APP2 PIDs are not as to the DLC-2. specified: Inspect the APP sensor. Access APP1, APP2, TP_REL, (See ACCELERATOR PEDAL POSITION MAF and VSS PIDs. (APP) SENSOR INSPECTION .) Monitor each PID while driving If the TP_REL PID is not as specified: vehicle.
  • Page 123 Measure the voltage at the PCM If the PCM terminal 4P voltage is not as terminal 4P, 2O (MT), 4F (MT) specified: and TCM terminal 2E (AT). Inspect the brake switch. (See PCM INSPECTION .) (See BRAKE SWITCH INSPECTION .) Are the voltages normal? If the PCM terminal 2O voltage is not as specified (MT):...
  • Page 124 Perform the fuel injector operation inspection. Repair or replace the malfunctioning parts, (See Fuel Injector Operation according to the fuel injector operation Inspection .) inspection results. Are the fuel injectors operating properly? Inspect the fuel injectors for the Go to the next step. following: (See FUEL INJECTOR INSPECTION .)
  • Page 125 Replace the fuel pump unit. (See FUEL PUMP UNIT Inspect for the following: REMOVAL/INSTALLATION .) Blockage at intake-air system • After that overhaul or replace the (between MAF sensor and intake engine. ports) MAF sensor installation • (See ROAD TEST .) Does the torque converter clutch control operate properly? Repair or replace the...
  • Page 126 NO.11 ENGINE STALLS/QUITS, ENGINE RUNS ROUGH, MISSES, BUCK/JERK, HESITATION/STUMBLE, SURGES ENGINE STALLS/QUITS  ACCELERATION/CRUISE ENGINE RUNS ROUGH  ACCELERATION/CRUISE MISSES  ACCELERATION/CRUISE BUCK/JERK  ACCELERATION/CRUISE/DECELERATION HESITATION/STUMBLE  ACCELERATION SURGES  ACCELERATION/CRUISE The engine stops unexpectedly at the beginning of acceleration or during •...
  • Page 127 Vacuum leakage • Air leakage from intake-air system Improper ignition timing control • • Air cleaner restriction (abnormal ECT, IAT, MAF and knock • Air suction at intake-air system signals to PCM) • (between MAF sensor and intake Improper fuel injection control •...
  • Page 128 WARNING: The following troubleshooting flow chart contains fuel system diagnosis and repair procedures. Read the following warnings before servicing the fuel system: Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. • Always keep sparks and flames away from fuel. Fuel line spills and leakage are dangerous.
  • Page 129 Vacuum connection • Air cleaner element • No air leakage from intake- • air system No restriction of intake-air • system Blockage of intake-air • system (between MAF Service if necessary. sensor and intake ports) Ignition wiring • Repeat Step 2. Fuel quality (e.g.
  • Page 130 Connect the WDS or equivalent to APP1, APP2 PIDs: the DLC-2. Inspect if the output signal from the APP sensor Access APP1, APP2, RPM, changes smoothly. VPWR, MAF, TP_REL, O2S11, O2S12 and VSS PIDs. RPM PID: Drive the vehicle while monitoring Inspect the eccentric shaft position sensor and the PIDs.
  • Page 131 Visually inspect the eccentric shaft Go to the next step. position sensor and the teeth of the pulse wheel. Replace the malfunctioning parts. Are the eccentric shaft position sensor and the teeth of the pulse wheel normal? Inspect for the following: Spark plugs malfunction •...
  • Page 132 Perform the fuel pump speed control operation inspection. Repair or replace the malfunctioning parts, according (See Fuel Pump Speed Control to the fuel pump speed control operation inspection Operation Inspection results. Do the fuel injectors operate properly? Go to the next step. Disconnect the fuel line quick Zero or low: release connector and install the...
  • Page 133 Inspect the fuel injectors for the following: (See FUEL INJECTOR Replace the fuel injector. INSPECTION (See FUEL INJECTOR REMOVAL/INSTALLATION Leakage • Clogging • Injection amount • Are the injectors normal? Go to the next step. NOTE: The following test is for an •...
  • Page 134 Perform the SSV operation inspection. Repair or replace the malfunctioning parts, according (See Secondary Shutter Valve to the SSV operation inspection results. (SSV) Operation Inspection Does the SSV operate properly? Go to the next step. NOTE: The following test is for •...
  • Page 135 Inspect the following: Internal transmission components (AT) • Inspect the engine compression. Torque converter clutch control (AT) • Shift point (AT) • (See COMPRESSION Clutch (MT) • INSPECTION Brake system for dragging • Engine mounts • Is it normal? Knock sensor •...
  • Page 136 Disconnect the fuel line quick release connector and the release fuel gauge to the fuel line. Replace the fuel pump unit. Start the engine and run it at idle. (See FUEL PUMP UNIT REMOVAL/INSTALLATION Measure the fuel line pressure at idle.
  • Page 137 NO.12 LACK/LOSS OF POWER-ACCELERATION/CRUISE LACK/LOSS OF POWER  ACCELERATION/CRUISE The performance is poor under a load (e.g., power loss when climbing hills). DESCRIPTION Vacuum leakage • Air leakage from intake-air • system Air cleaner restriction Improper ignition timing control • •...
  • Page 138 WARNING: The following troubleshooting flow chart contains fuel system diagnosis and repair procedures. Read the following warnings before servicing the fuel system: Fuel vapor is hazardous. It can easily ignite, causing serious injury and damage. • Always keep sparks and flames away from fuel. Fuel line spills and leakage are dangerous.
  • Page 139 Vacuum connection • Air cleaner element • Fresh air duct • Air cleaner • No air leakage from • intake-air system No restriction of intake-air • system Blockage of intake-air Service if necessary. • system (between MAF sensor and intake ports) Repeat Step 2.
  • Page 140 Connect the WDS or equivalent APP1, APP2 PIDs: to the DLC-2. Inspect if the output signal APP sensor Access the APP1, APP2, RPM, changes smoothly. MAF, O2S11, O2S12, TP_REL and VSS PIDs. RPM PID: Drive vehicle while monitoring Inspect the eccentric shaft position sensor the PIDs.
  • Page 141 Visually inspect the eccentric shaft position sensor and the teeth of the pulse wheel. Replace the malfunctioning parts. Are the eccentric shaft position sensor and the teeth of the pulse wheel normal? Inspect for the following: Spark plugs malfunction • Spark plugs heat range •...
  • Page 142 Visually inspect the exhaust Replace the suspected part. system part. Go to the next step. Is there any deformed exhaust system part? Perform the fuel pump speed Go to the next step. control operation inspection. (See Fuel Pump Speed Control Repair or replace the malfunctioning parts, Operation Inspection .) according to the fuel pump speed control...
  • Page 143 Inspect the fuel injectors for the following: (See FUEL INJECTOR Replace the fuel injector. INSPECTION .) (See FUEL INJECTOR Leakage • REMOVAL/INSTALLATION .) Clogging • Injection amount • Are the injectors normal? Perform the SSV operation Go to the next step. inspection.
  • Page 144 NOTE: The following test is for • If the A/C is always on, go to symptom engine stalling with A/C on concern. If other troubleshooting "No.24 A/C is always on or symptoms exist, go to the A/C compressor runs continuously". next step.
  • Page 145 Inspect the following: Ignition timing • Inspect the engine compression. Internal transmission components • (AT) (See COMPRESSION Torque converter clutch control (AT) • INSPECTION .) Clutch (MT) • Brake system for dragging • Is it normal? Knock sensor • Go to the next step. Go to the next step.
  • Page 146 Overhaul or replace the engine. (See Engine Workshop Manual.) Verify test results. • If normal, return to the diagnostic index to service any additional symptoms. If the malfunction remains, inspect the related Service Bulletins and/or the On-line Repair Information and perform the repair or diagnosis. 13B-MSP (High Power) RX8-Engine Troubleshooting Page 97...
  • Page 147 NO.13 KNOCKING/PINGING/DETONATION-ACCELERATION/CRUISE KNOCKING/PINGING/DETONATION - ACCELERATION/CRUISE A sound is produced when the air/fuel mixture is ignited by something other than the spark plug (e.g., hot spot in combustion chamber). DESCRIPTION Air suction at intake-air system • Poor fuel quality • Inadequate fuel pressure •...
  • Page 148 foreign material. Diagnostic procedure STEP INSPECTION RESULTS ACTION Inspect air suction between the MAF Repair or replace the air suction at the intake-air sensor and intake-port. system. Go to the next step. Is there any air suction? Connect the WDS or equivalent to Go to the next step.
  • Page 149 Inspect for the following: Spark plugs malfunction • Spark plugs heat range • Pulse wheel damaged on eccentric shaft • Open or short circuit on eccentric shaft • position sensor Is the strong blue spark visible at Open or short circuit between eccentric shaft •...
  • Page 150 Repair or replace the malfunctioning part according (See OIL PRESSURE INSPECTION to the inspection results. After that overhaul or replace the engine. Is the oil pressure within the specification? (See Engine Workshop Manual.) Turn the ignition switch off. Go to the next step. Disconnect the fuel line quick release connector and install the fuel gauge to the fuel line.
  • Page 151 Inspect the fuel injectors for the Go to the next step. following: (See FUEL INJECTOR Replace the fuel injector. INSPECTION (See FUEL INJECTOR Clogging • REMOVAL/INSTALLATION Injection amount • Are the injectors normal? Inspect the knock sensor. Go to the next step. Replace the knock sensor.
  • Page 152 NO.14 POOR FUEL ECONOMY POOR FUEL ECONOMY The fuel economy is unsatisfactory. DESCRIPTION Contaminated air cleaner element • Air suction at intake-air system (between MAF sensor and intake ports) • Poor fuel quality • Inadequate fuel pressure • Pressure regulator (integrated in fuel pump unit) malfunction •...
  • Page 153 or death and damage. Fuel can also irritate skin and eyes. To prevent this, always complete "BEFORE REPAIR PROCEDURE" and "AFTER REPAIR PROCEDURE" described in this manual. (See BEFORE REPAIR PROCEDURE .) (See AFTER REPAIR PROCEDURE .) CAUTION: Disconnecting/connecting quick release connector without cleaning it may possibly •...
  • Page 154 position (Engine off). No DTC is displayed: Retrieve any DTCs. Go to the next step. Are there any DTCs displayed? Access the ECT PID. Go to the next step. Drive the vehicle while monitoring the PID. Inspect for coolant leakage, cooling fan (See PCM INSPECTION .) operation or thermostat operation.
  • Page 155 Connect the WDS or equivalent If the MAF PID is not as specified: to the DLC-2. Inspect the MAF sensor. Access the MAF, O2S11, O2S12 and IAT PIDs. (See MASS AIR FLOW (MAF) SENSOR INSPECTION .) Are the PIDs values normal? If the O2S11 PID is not as specified: (See PCM INSPECTION .) Inspect the front HO2S.
  • Page 156 Disconnect the fuel line quick Zero or low: release connector and install the fuel gauge to the fuel line. Inspect the fuel pump relay and the fuel pump circuit. Start the engine and run it at idle. Inspect for clogged fuel line. Measure the fuel line pressure at idle.
  • Page 157 (See COMPRESSION INSPECTION .) Go to the next step. Is it normal? Go to the next step. Repair or replace the malfunctioning part according to the inspection results. Perform the metering oil pump After that overhaul or replace the engine. control inspection.
  • Page 158 Verify test results. • If normal, return to the diagnostic index to service any additional symptoms. If the malfunction remains, inspect the related Service Bulletins and/or the On-line Repair Information and perform the repair or diagnosis. Notes: RX8-Engine Troubleshooting Page 109...

  • Page 159: Emission Compliance

    NO.15 EMISSION COMPLIANCE EMISSION COMPLIANCE Fails emissions test. DESCRIPTION Vacuum lines leakage or blockage • Cooling system malfunction • Spark plug malfunction • Leakage from intake manifold • Erratic signal from eccentric shaft position sensor • Inadequate fuel pressure • Exhaust system clogging •...
  • Page 160 CAUTION: Disconnecting/connecting quick release connector without cleaning it may possibly • cause damage to fuel pipe and quick release connector. Always clean quick release connector joint area before disconnecting/connecting, and make sure that it is free of foreign material. Diagnostic procedure STEP INSPECTION RESULTS ACTION Inspect for the following:...
  • Page 161 Connect the WDS or equivalent to the DLC-2. Access the ECT PID. Warm up the engine and run it at Inspect for coolant leakage, cooling fan idle. operation or thermostat operation. Verify the ECT PID is correct. (See PCM INSPECTION .) Is the ECT PID correct? Inspect for the following: Spark plugs malfunction...
  • Page 162 Inspect for fuel saturation inside Replace the charcoal canister. the charcoal canister. Inspect the fuel tank vent system. Is there an excess amount of liquid fuel present in the Then, go to the next step. canister? Inspect for restriction and Go to the next step.
  • Page 163 Overhaul or replace engine. (See Engine Workshop Manual.) Verify test results. • If normal, return to the diagnostic index to service any additional symptoms. If the malfunction remains, inspect the related Service Bulletins and/or the On-line Repair Information and perform the repair or diagnosis. Notes: RX8-Engine Troubleshooting Page 114...
  • Page 164 NO.16 HIGH OIL CONSUMPTION/LEAKAGE HIGH OIL CONSUMPTION/LEAKAGE DESCRIPTION The oil consumption is excessive. Air cleaner element malfunction (damage, poor installation) • Improper dipstick • Improper engine oil viscosity • POSSIBLE Engine internal parts malfunction • CAUSE Metering oil pump malfunction •...
  • Page 165 Information and perform the repair or diagnosis. Notes: RX8-Engine Troubleshooting Page 116...
  • Page 166 NO.17 COOLING SYSTEM CONCERNS-OVERHEATING COOLING SYSTEM CONCERNS -OVERHEATING DESCRIPTION The engine runs at higher than normal temperature/overheats. Improper coolant level • Blown fuses • Coolant leakage • Excessive A/C system pressure • A/C system operation is improper • Improper water/anti-freeze mixture •...
  • Page 167 Connect the WDS or equivalent to the DTC is displayed: DLC-2. Go to the applicable DTC inspection. Turn the ignition switch to the ON position (Engine off). (See DTC TABLE No DTC is displayed: Retrieve any DTCs. Go to the next step. Are there any DTCs displayed? Go to Step 5.
  • Page 168 Is there any leakage from coolant hoses Replace the malfunctioning part. and/or radiator? Go to the next step. Cool down the engine. Go to the next step. Remove the thermostat and inspect operation. (See THERMOSTAT Replace the thermostat. REMOVAL/INSTALLATION (See THERMOSTAT INSPECTION Is the thermostat normal? Inspect the eccentric shaft bypass valve.
  • Page 169 NO.18 COOLING SYSTEM CONCERNS-RUNS COLD COOLING SYSTEM CONCERNS -RUNS COLD DESCRIPTION The engine takes excessive time to reach the normal operating temperature. Thermostat malfunction • POSSIBLE CAUSE Eccentric shaft bypass malfunction (stuck open) • Cooling fan system malfunction • Diagnostic procedure STEP INSPECTION RESULTS ACTION Inspect the A/C and heater system.
  • Page 170 Inspect the eccentric shaft bypass valve. (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION .) If the temperature gauge on the instrument cluster indicates the cold range but the ECT PID is normal, inspect the temperature gauge Access the ECT PID. and the sending unit.

  • Page 171: No.19 Exhaust Smoke

    NO.19 EXHAUST SMOKE EXHAUST SMOKE Blue, black, or white smoke from the exhaust system DESCRIPTION Blue smoke (Burning oil): Engine internal oil leakage (Oil seal, side seal, apex seal etc.) • White smoke (Water in combustion): Cooling system malfunction (coolant loss) •...
  • Page 172 cause damage to fuel pipe and quick release connector. Always clean quick release connector joint area before disconnecting/connecting, and make sure that it is free of foreign material. Diagnostic procedure STEP INSPECTION RESULTS ACTION Burning oil is indicated. Blue Go to the next step. What color is the smoke Water in combustion is indicated.
  • Page 173 Connect the WDS or DTC is displayed: equivalent to the DLC-2. Go to the applicable DTC inspection. Turn the ignition switch to the ON position (Engine off). (See DTC TABLE .) No DTC is displayed: Retrieve any DTCs. Go to the next step. Are there any DTCs displayed? Go to the next step.
  • Page 174 to the inspection results. After that overhaul or replace the engine. (See Engine Workshop Manual.) Inspect and repair for leakage and/or clogging in the oil passage at engine. Check the oil pipe between the metering oil pump and the After that overhaul or replace the engine. metering oil nozzle.
  • Page 175 NO.20 FUEL ODOR (IN ENGINE COMPARTMENT) FUEL ODOR (IN ENGINE COMPARTMENT) Gasoline fuel odor or visible leakage DESCRIPTION Excessive fuel pressure • Purge solenoid valve malfunction • Fuel tank vent system blockage/restriction or opening • Charcoal canister malfunction • Charcoal canister improper installation •...
  • Page 176 Inspect for blockage/restriction or opening between the engine vacuum port and the charcoal canister. Go to the next step. Inspect for blockage/restriction or opening in the fuel tank vent system. Is fault indicated? Inspect the purge solenoid valve. Go to the next step. (See PURGE SOLENOID VALVE INSPECTION .) Replace the purge solenoid valve.
  • Page 177 (Engine off). No DTC is displayed: Retrieve any DTCs. Inspect the charcoal canister for fuel saturation. Are there any DTCs displayed? If there is an excess amount of liquid fuel present, replace the charcoal canister. Verify test results. • If normal, return to the diagnostic index to service any additional symptoms. If the malfunction remains, inspect the related Service Bulletins and/or the On-line Repair Information and perform the repair or diagnosis.
  • Page 178 NO.21 ENGINE NOISE ENGINE NOISE DESCRIPTION Engine noise from under the hood Squeal, click or chirp noise: Improper engine oil level • Improper drive belt tension • Rattle sound noise: Loose parts • Hissing noise: Vacuum leakage • Loose spark plug •...
  • Page 179 Go to the next step. Inspect for the following: Vacuum leakage • Spark plug looseness • Intake-air system leakage • Is hissing noise Variable fresh air duct (VFAD) control system operation • present? (13B-MSP (High Power)) (See Variable Fresh Air Duct (VFAD) Control System Operation Inspection (13B-MSP (High Power)) .) Go to the next step.
  • Page 180 NO.22 VIBRATION CONCERNS (ENGINE) VIBRATION CONCERNS (ENGINE) DESCRIPTION Vibration from under hood or driveline • POSSIBLE CAUSE Loose installation bolts or worn parts • Components malfunction such as worn parts • Diagnostic procedure STEP INSPECTION RESULTS ACTION Inspect the following systems: Inspect the following components for loose Wheels installation bolts or worn parts:...
  • Page 181 NO.23 A/C DOES NOT WORK SUFFICIENTLY A/C DOES NOT WORK SUFFICIENTLY. DESCRIPTION The A/C compressor magnetic clutch does not engage when the A/C switch is turned on. Improper refrigerant charging amount • Open A/C magnetic clutch • Open circuit between A/C relay and A/C magnetic clutch •...
  • Page 182 Connect the jumper wire between the terminals of the A/C high pressure switch Inspect for the following: connector. The A/C switch is stuck open. • Connect the jumper wires between the Open circuit between refrigerant • terminals of the refrigerant pressure switch pressure switch and PCM terminal 4W connector.
  • Page 183 NO.24 A/C IS ALWAYS ON OR A/C COMPRESSOR RUNS CONTINUOUSLY A/C IS ALWAYS ON OR A/C COMPRESSOR RUNS CONTINUOUSLY. DESCRIPTION The A/C compressor magnetic clutch does not disengage. A/C compressor magnetic clutch engagement is stuck. • A/C relay is stuck closed. •...
  • Page 184 Start the engine and turn the A/C switch on. NOTE: The A/C should not work when Go to the next step. • disconnecting the connector. If the A/C remains working, a short to GND circuit may be present. Does the A/C remain working? Inspect the following: Reconnect refrigerant pressure switch connector.
  • Page 185 NO.25 A/C DOES NOT CUT OFF UNDER WIDE OPEN THROTTLE CONDITIONS A/C DOES NOT CUT OFF UNDER WIDE OPEN THROTTLE CONDITIONS. DESCRIPTION The A/C compressor magnetic clutch does not disengage under wide open throttle. POSSIBLE CAUSE APP sensor malfunction • Diagnostic procedure STEP INSPECTION RESULTS ACTION...
  • Page 186 NO.26 EXHAUST SULPHUR SMELL EXHAUST SULPHUR SMELL Rotten egg smell (sulphur) from exhaust DESCRIPTION Electrical connectors are disconnected or connected poorly • Charcoal canister malfunction • Vacuum lines are disconnected or connected improperly. • Improper fuel pressure • Poor fuel quality •...
  • Page 187 Electrical connections • Service if necessary. Vacuum lines • Fuel quality • Repeat Step 2. Are all the items normal? Connect the WDS or equivalent to Go to the applicable DTC inspection. the DLC-2. (See DTC TABLE .) Turn the ignition switch to the ON position (Engine off).
  • Page 188 NO.27 FUEL REFILL CONCERNS Fuel refill concerns DESCRIPTION The fuel tank does not fill smoothly. • Clogged EVAP pipes • Nonreturn valve malfunction • Improper use of fuel nozzle • Inadequate fuel filling speed • WARNING: The following troubleshooting flow chart contains fuel system diagnosis and repair procedures.
  • Page 189 Retrieve any DTCs. No DTC is displayed: Are there any DTCs displayed? Go to the next step. Inspect for the following: Improper use of fuel nozzle • Remove the fuel-filler pipe. Inadequate fuel filling speed • Make sure the nonreturn valve is installed Nonreturn valve is installed improperly: properly.
  • Page 190 NO.28 FUEL FILLING SHUT OFF ISSUES Fuel filling shut off issues DESCRIPTION The fuel does not shut off properly. • Clogged EVAP pipes • Nonreturn valve malfunction • Fuel shut-off valve malfunction • Fuel nozzle malfunction • Fuel nozzle is not inserted correctly. •...
  • Page 191 Retrieve any DTCs. No DTC is displayed: Are there any DTCs displayed? Go to the next step. Inspect for the following: Improper use of fuel nozzle • Fuel is not inserted correctly. Remove the fuel-filler pipe. • Inspect fuel shut-off valve. •...

  • Page 192: Spark Plug Condition

    NO.29 SPARK PLUG CONDITION SPARK PLUG CONDITION Incorrect spark plug condition DESCRIPTION NOTE: Inspecting the spark plugs condition can determine whether the problem is related to • a specific spark plug or possibly all spark plugs. Wet/carbon stuck on specific plug: SparkWeak, not visible •...
  • Page 193 (See AFTER REPAIR PROCEDURE .) CAUTION: Disconnecting/connecting quick release connector without cleaning it may possibly • cause damage to fuel pipe and quick release connector. Always clean quick release connector joint area before disconnecting/connecting, and make sure that it is free of foreign material.
  • Page 194 (See COMPRESSION INSPECTION .) Go to the next step. Is it normal? Go to the next step. Repair or replace the malfunctioning part according to the inspection results. Perform the Metering Oil Pump After that overhaul or replace the engine. Control Inspection.
  • Page 195 fuel pump circuit. Inspect for clogged fuel line. If normal, replace the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION .) High: Replace the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION .) Inspect the spark plug for the Go to the next step. following.
  • Page 196 Perform the fuel pump control Go to the next step. system inspection. Repair or replace the malfunctioning Does the fuel pump control system part according to the inspection results. operate properly? Disconnect the fuel line quick Go to the next step. release connector and install the fuel gauge to the fuel line.
  • Page 197 (See COMPRESSION INSPECTION .) Go to the next step. Is it normal? Go to the next step. Repair or replace the malfunctioning part according to the inspection results. Perform the metering oil pump After that overhaul or replace the engine. control inspection.
  • Page 198 fuel pump circuit. Inspect for clogged fuel line. If normal, replace the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION .) High: Replace the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION .) Verify test results. • If normal, return to the diagnostic index to service any additional symptoms. If the malfunction remains, inspect the related Service Bulletins and/or the On-line Repair Information and perform the repair or diagnosis.
  • Page 199 A/C Cut-off Control System Inspection 1. Start the engine. 2. Turn the A/C switch and fan switch on. 3. Verify that the A/C compressor magnetic clutch actuates. If it does not actuate, go to the symptom troubleshooting "No.23 A/C does not work •...
  • Page 200 Auxiliary Port Valve (APV) Control Inspection 1. Connect the WDS or equivalent to the DLC-2. 2. Verify DTC P2004, P2006, P2008 or P2017 is not displayed. If DTC P2004, P2006, P2008 or P2017 are displayed, perform DTC inspection. • (See DTC TABLE .) 4.
  • Page 201 Cooling Fan Control System Inspection Cooling fan system operation (at idle) Cooling Cooling Cooling Cooling Cooling Engine condition fan relay fan relay fan relay fan No.1 fan No.2 No.1 No.2 No.3 Engine coolant temperature 97°C {208°F} or less Engine coolant temperature 97°C {208°F} or speed speed more (until 94°C {201°F} or less)
  • Page 202 7. Verify that the cooling fans are not operating. If the cooling fans are operating at low speed, inspect for the following: • Cooling fan relay No.1 (stuck closed) Wiring harnesses and connectors (cooling fan relay No.1PCM terminal 5X) (short to GND) If the cooling fan No.1 is not operating, but cooling fan No.2 is operating, inspect for the •...
  • Page 203 If cooling fan No.1 is operating at high speed, but cooling fan No.2 is not operating, inspect for • the following: Cooling fan relay No.3 (stuck open) Wiring harnesses and connectors (open circuit at main relaycooling fan relay No.3 PCM terminal 5AD) If cooling fan No.2 is operating at high speed, but cooling fan No.1 is not operating, inspect for •...
  • Page 204 Drive-by-wire Control System Inspection Engine coolant temperature compensation inspection 1. Connect the WDS or equivalent to the DLC-2. 2. Select the following PIDs: • • • 3. Verify that the engine is cold, then start the engine. 4. Verify that the engine speed decreases as the engine warms up. If the engine speed does not decrease or decreases slowly, inspect the following: •...
  • Page 205 Load compensation inspection 1. Start the engine and run it at idle. 2. Connect the WDS or equivalent to the DLC-2. 3. Verify that P0506 or P0507 is not displayed. If P0506 or P0507 are displayed, perform DTC inspection. • (See DTC TABLE .) 4.
  • Page 206 Refrigerant pressure high 790890 800900 A/C operating (refrigerant pressure low ) and E/L operating 790890 780880 Neutral or P position Headlight switch and rear window defroster switch is turned on. Blower motor is operating (fan switch 2nd or above). A/C switch and fan switch are on. Refrigerant pressure switch (medium pressure) is off.
  • Page 207 Throttle position (TP) sweep inspection 1. Connect the WDS or equivalent to the DLC-2. 2. Turn the ignition switch to the ON position. 3. Verify that none of the following DTC are displayed: P0122, P0123, P0222, P0223, P2101, P2106, P2107, P2108, P2109, P2112, P2119, P2122, •...
  • Page 208 Evaporative System Test Evaporative system test outline To verify that the problem has been fixed properly after repairs, the run Drive Cycle or evaporative • system test must be performed. Evaporative system leak inspection using leak tester 1. Perform the following SST (Evaporative Emission System Tester MZ254AT3641) self-test: NOTE: If the tester does not work correctly during the self-test, refer to the tester operators manual for •...
  • Page 209 f. Press the ON/OFF switch to turn on the SST and make sure the left display reads 0.0 . g. Turn the control valve on the tester to the FILL position. h. Verify the left display reading is within 35.4 to 35.5 cm {13.9 to 14.0 in} of water. If not, adjust the pressure using the regulator knob located on the right side of the tester.
  • Page 210 5. Connect the WDS or equivalent to the DLC-2. 6. Turn the ignition switch to the ON position (Engine off). 7. Request the PCM for on-board device control (Mode 08) using the WDS or equivalent to close the change-over valve (COV) in the EVAP system leak detection pump. NOTE: The COV closes for 10 min unless any of the following any actions are done: •...
  • Page 211 Fuel Injector Operation Inspection Fuel injector (FP1) (RP1) operation inspection 1. Start the engine and let it at idle. 2. Inspect fuel injector control signal wave profile at the following PCM terminals. (See PCM INSPECTION .) Terminal 2M (front rotor) •...
  • Page 212 Fuel injector (FS) (RS) operation inspection 1. Connect the WDS or equivalent to the DLC-2. 2. Start the engine and let it at idle. 3. Access the RPM PID. 4. Verify that the fuel injector control wave is not outputted at the following PCM terminal. (See PCM INSPECTION .) Terminal 2G (front rotor) •...
  • Page 213 Open circuit in wiring between fuel injector (RS) terminal A and main relay terminal C • Open or short circuit in wiring between fuel injector (RS) terminal B and PCM terminal 2D • Open or short internal circuit or fuel injector (RS) •...
  • Page 214 Fuel injector (FP2) (RP2) operation inspection (13B-MSP (High Power)) 1. Connect the WDS or equivalent to the DLC-2. 2. Start the engine and let it at idle. 3. Access the RPM PID. 4. Verify that the fuel injector control wave is not outputted at the following PCM terminals. (See PCM INSPECTION .) Terminal 3A (front rotor) •...
  • Page 215 Open or short internal circuit or fuel injector (RP2) • Notes: RX8-Engine Troubleshooting Page 166...
  • Page 216 Fuel Pump Control System Inspection 1. Crank the engine and verify that the fuel pump relay operation sound is heard. 2. If the operation sound is not heard, inspect the following: Fuel pump relay • Wiring harness and connectors (Main relay fuel pump relayPCM terminal 5P) •...
  • Page 217 Fuel Pump Operation Inspection CAUTION: Connecting the wrong check connector terminal may possibly cause malfunction. Carefully connect the • specified terminal only. 1. Short the check connector terminal F/P to the body GND using a jumper wire. 2. Remove the fuel-filler cap. 3.
  • Page 218 Fuel Pump Speed Control Operation Inspection 1. Perform the fuel pump operation inspection. 2. Verify that fuel pump relay operation sound is heard, while cranking the engine. If operation sound is not heard, inspect the following: • Fuel pump relay Wiring harnesses and connectors (Main relayfuel pump relayPCM terminal 4M) 3.
  • Page 219 Input Signal System Investigation Procedure 1. Find an unusual signal. (See Finding unusual signals .) 2. Locate its source. (See Locating the source of unusual signals .) 3. Repair or replace the defective part. 4. Confirm that the unusual signal has been erased. Finding unusual signals While referring to ON-BOARD DIAGNOSTIC TEST , use the PID/DATA monitor and record function to inspect the input signal system relating to the problem.
  • Page 220 Hall or piezo-electric type (TP sensor, APP sensor, APV position sensor and BARO sensor) Investigate the input signal system for hall or piezo-electric type 1. When you get an unusual signal, measure the #1 PCM terminal voltage. If the #1 terminal voltage and the WDS or equivalent monitor voltage are the same, proceed to •...
  • Page 221 Investigate the GND system for hall or piezo-electric type Confirm that terminal sensor #5 is at 0 V . • If it is at 0 V , inspect the sensor. If necessary, replace the sensor. • If not, inspect for the following: Open or short circuit in wiring harness •...
  • Page 222 If there is a 0.5 V or more difference between the sensor and the WDS or equivalent voltages, • inspect the wiring harness for an open or short circuits. If the sensor and the WDS or equivalent voltages are the same, inspect the following points •...
  • Page 223 Investigate the input signal system for thermistor type 1. When you get an unusual signal, measure the #1 PCM terminal voltage. If the #1 terminal voltage and the WDS or equivalent monitor voltage are the same, proceed to • the next step. If there is a difference of 0.5 V or more , inspect the following points concerning the PCM •...
  • Page 224 Intake Manifold Vacuum Inspection 1. Verify air intake hoses are installed properly. 2. Start the engine and run it at idle. 3. Disconnect the vacuum hose between the intake manifold and purge solenoid valve from the intake manifold side. 4. Connect a vacuum gauge to the intake manifold and measure the intake manifold vacuum. If not as specified, inspect the following: •...
  • Page 225 Main Relay Operation Inspection 1. Verify that the main relay clicks when the ignition switch is turned to the ON position and off. If there is no operation sound, inspect the following: • Main relay (See RELAY INSPECTION .) Wiring harness and connector between battery and main relay terminal A. Wiring harness and connector between PCM terminal 5AC, 5AF and main relay terminal Wiring harness and connector between PCM terminal 4E and main relay terminal E.
  • Page 226 Metering Oil Pump Control Inspection 1. Connect the WDS or equivalent to the DLC-2. 2. Verify that DTC P1686, P1687 or P1688 is not displayed. If DTC P1686, P1687, P1688 are displayed, perform DTC inspection. • (See DTC TABLE .) 4.
  • Page 227 Purge Control System Inspection 1. Start the engine. 2. Disconnect the vacuum hose at quick release connector. 3. Put a finger to the purge solenoid valve and verify that there is no vacuum applied when the engine is cold. If there is vacuum, inspect the following: •...
  • Page 228 When performing work while the dynamometer or chassis roller is operating, be careful not to come into contact with or be caught up in any of the rotating parts. 11. Drive the vehicle at an engine speed of approx. 2000 rpm for 30 s or more. 12.
  • Page 229 Rotor Balance Test WARNING: High-voltage in ignition system can cause strong electrical shock which can result in serious injury. • Avoid direct contact to the vehicle body during the rotor balance test. High-voltage spark will negatively effect the engine control. To prevent this, ground the high-tension •...
  • Page 230 Secondary Air Injection (AIR) System Inspection 1. Connect the WDS or equivalent to the DLC-2. 2. Verify that DTC P2257, P2258, P2259 or P2260 is not displayed. If DTC P2257, P2258, P2259 or P2260 are displayed, perform DTC inspection. • (See DTC TABLE .) 4.
  • Page 231 If the AIR pump operates and PCM terminal 1O is 0 V , inspect for the following: • AIR pump (pressure) AIR solenoid valve (stuck or closed) Vacuum hose (Intake manifoldvacuum tankAIR solenoid valve − AIR control valve) Secondary air passage (AIR pumpAIR control valveexhaust manifold) Notes: RX8-Engine Troubleshooting Page 182...
  • Page 232 Secondary Shutter Valve (SSV) Operation Inspection 1. Connect the WDS or equivalent to the DLC-2. 2. Access the RPM PID. 3. Start the engine. 4. Inspect rod operation under the following conditions: Rod operation 6,000 rpm Engine speed Below Above Shutter valve actuator Not operate Operate If the rod operation is not specified, inspect as follows: •...
  • Page 233 Spark Test 1. Release the fuel line pressure. (See BEFORE REPAIR PROCEDURE .) 2. Remove the fuel pump relay pump relay. 3. Verify that each high-tension lead and the connector is connected properly. 4. Inspect the ignition system using the following procedure: WARNING: High voltage in the ignition system can cause strong electrical shock which can result in serious •...
  • Page 234 Front trailing ignition coil • terminal APCM terminal 2AD Front leading ignition coil • terminal APCM terminal 2AA Repair or replace the malfunctioning Rear trailing ignition coil • parts, then go to Step 1. terminal APCM terminal 2AC Rear leading ignition coil •...
  • Page 235 Variable Dynamic Effect Intake-air (VDI) Operation Inspection 1. Connect the WDS or equivalent to the DLC-2. 2. Access the RPM PID. 3. Start the engine. 4. Inspect the rod operation under the following condition: Rod operation 7,250 rpm Engine speed Below Above Shutter valve actuator Not operate Operate...
  • Page 236 (See VARIABLE DYNAMIC EFFECT INTAKE-AIR (VDI) ACTUATOR INSPECTION .) Shutter valve stuck open or closed Notes: RX8-Engine Troubleshooting Page 187...
  • Page 237 Variable Fresh Air Duct (VFAD) Control System Operation Inspection (13B-MSP (High Power)) 1. Connect the WDS or equivalent to the DLC-2. 2. Access the RPM PID. 3. Start the engine. 4. Inspect shutter valve operation under the following conditions.VFAD shutter valve operation 5,000 rpm Engine speed Below Above...

  • Page 238: Engine Specifications

    ENGINE SPECIFICATIONS MECHANICAL LOCATION INDEX Engine cover (See ENGINE COVER REMOVAL/INSTALLATION .) 2 Drive belt Engine Specifications Page 1...

  • Page 239: Engine Cover Removal/Installation

    (See DRIVE BELT DEFLECTION/TENSION INSPECTION .) (See DRIVE BELT ADJUSTMENT .) (See DRIVE BELT REPLACEMENT .) Engine (See COMPRESSION INSPECTION .) (See ENGINE REMOVAL/INSTALLATION .) (See ENGINE DISASSEMBLY/ASSEMBLY .) Rear oil seal (See REAR OIL SEAL REPLACEMENT .) ENGINE COVER REMOVAL/INSTALLATION 1.

  • Page 240: Drive Belt

    DRIVE BELT DRIVE BELT DEFLECTION/TENSION INSPECTION CAUTION: The drive belt deflection can be inspected only between specified pulleys. • Perform the drive belt deflection/tension inspection when the engine is cold, or at least 30 min after the • engine has stopped. If the drive belt that is being used exceeds the deflection/tension limit, adjust it to the deflection/tension •...
  • Page 241 limit (mm {in}) 6.0 {0.24} Generator 4.04.5 {0.160.17} 4.55.0 {0.180.19} or more 5.5 {0.21} 3.03.8 {0.110.14} 3.34.0 {0.130.15} or more Drive belt tension (when using the SST) Tension When adjusting Item limit (N {kgf, lbf}) (N {kgf, lbf}) (N {kgf, lbf}) Generator 620767 {63.378.2, 140172} 519666 {53.067.9, 117149} {35.1, 77.3} or less...
  • Page 242 DRIVE BELT ADJUSTMENT Generator Drive Belt 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Loosen generator installation bolt A and locknut B. 3. Adjust the drive belt deflection and tension by turning adjusting bolt C to the specification. Drive belt deflection (with pressure of 98 N {10 kgf, 22 lbf}) 4.55.0 mm {0.180.19 in} Drive belt tension (when using the SST)
  • Page 243 Drive belt deflection (with pressure of 98 N {10 kgf, 22 lbf}) 3.34.0 mm {0.130.15 in} Drive belt tension (when using the SST) 519617 N {53.062.9 kgf, 117138 lbf} 4. Tighten idle pulley locknut A to the specified torque. Tightening torque 37.251.9 N·m {3.805.29 kgf·m, 27.538.2 ft·lbf} 5.
  • Page 244 DRIVE BELT REPLACEMENT Generator Drive Belt 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the A/C drive belt. 3. Loosen generator installation bolt A and locknut B. 4. Loosen adjusting bolt C and remove the drive belt. 5.
  • Page 245 7. Crank the engine and measure the deflection and tension again. If not within the specification, repeat from Step 3 again. 8. Install the A/C drive belt. 9. Install the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) A/C Drive Belt 1.
  • Page 246 {3.805.29 kgf·m, 27.538.2 ft·lbf} 6. Crank the engine and measure the deflection and tension again. If not within the specification, repeat from Step 2 again. 7. Install the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) Notes: Engine Specifications Page 9...
  • Page 247 MECHANICAL COMPRESSION INSPECTION WARNING: Hot engines can cause severe burns. Be careful not to burn yourself during removal/installation of each • component. Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Always keep • sparks and flames away from fuel. 1.
  • Page 248 c. Depress the accelerator pedal fully and crank for 5    10 s . d. Read the compression and engine speed. Compression pressure Standard: 830 kPa {8.5 kgf·cm , 120 psi} [250 rpm] • Minimum: 680 kPa {6.9 kgf·cm , 98.6 psi} [250 rpm] •...

  • Page 249: Rear Oil Seal

    REAR OIL SEAL REAR OIL SEAL REPLACEMENT 1. Remove the transmission. (See TRANSMISSION REMOVAL/INSTALLATION .) (See AUTOMATIC TRANSMISSION REMOVAL/INSTALLATION .) 2. Remove the flywheel. (MT) (See CLUTCH UNIT REMOVAL/INSTALLATION .) 3. Remove the drive plate. (AT) (See DRIVE PLATE REMOVAL/INSTALLATION .) 4.
  • Page 250 2. Remove the counterweight using the SST . 3. Remove the SST . Rear Oil Seal Removal Note 1. Protect the eccentric shaft with cloth and remove the oil seal using the SST . CAUTION: Do not damage the contact area of the rear oil seal at the stationary gear and eccentric shaft. •...
  • Page 251 CAUTION: Insert until it is attached to the seating face. • Do not damage the oil seal lip by catching it on the eccentric shaft and the key. • Counterweight Installation Note 1. Install the key to the eccentric shaft. 2.

  • Page 252: Engine Removal/Installation

    MECHANICAL ENGINE REMOVAL/INSTALLATION WARNING: Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Always keep • sparks and flames away from fuel. Fuel line spills and leakage from the pressurized fuel system are dangerous. Fuel can ignite and cause •...
  • Page 253 Remove the clutch release cylinder with the pipes connected and secure the clutch release • cylinder using wire or rope so that it is out of the way. (See CLUTCH RELEASE CYLINDER REMOVAL/INSTALLATION .) Remove the shift lever component . (See TRANSMISSION REMOVAL/INSTALLATION .) •...
  • Page 254 Engine Specifications Page 17...
  • Page 255 Universal joint (See STEERING GEAR AND LINKAGE REMOVAL/INSTALLATION .) (See EPS SYSTEM NEUTRAL POSITION SETTING .) Oil hose (See Oil Hose Removal Note .) (See Oil Hose Installation Note .) AT oil cooler hose (AT) Caliper component Front strut lower bolt Front tunnel member Rear tunnel member Catalytic converter, middle pipe, main silencer...
  • Page 256 1 Engine mount rubber (RH) 2 Engine mount bracket (RH) 3 Engine mount rubber (LH) 4 Engine mount bracket (LH) 5 Engine, transaxle 6 AT oil cooler pipe 16. Install in the reverse order of removal. 17. Start the engine and inspect and adjust the following: Pulley and belt for runout, tension, and contact •...
  • Page 257 Engine-driven accessories operation • 18. Perform the on-road test and verify that there is no vibration or noise. Oil Hose Removal Note 1. Remove the clip as shown in the figure and disconnect the oil pipe. CAUTION: Catch the remaining engine oil in the oil cooler using a plate pipe to prevent spillage. •...

  • Page 258: Engine Disassembly/Assembly

    Oil Hose Installation Note 1. Connect a new clip as shown in the figure and connect the oil hose. CAUTION: Always install the oil hose with the three holes on the oil hose grooves and the three clip projections • aligned.
  • Page 259 Eccentric shaft position sensor (See ECCENTRIC SHAFT POSITION SENSOR REMOVAL/INSTALLATION .) A/C drive belt tensioner Oil hose Water pump pulley Generator strap Oil nozzle Metering oil pump (See METERING OIL PUMP REMOVAL/INSTALLATION .) Spark plug (See SPARK PLUG REMOVAL/INSTALLATION .) Knock sensor (See KNOCK SENSOR (KS) REMOVAL/INSTALLATION .) Oil pressure switch...

  • Page 260: Engine Tune-Up

    ENGINE TUNE-UP Engine Tune-up Preparation 1. Verify the following: AT: Selector lever is in P or N position. • MT: Shift lever is in neutral position. • 2. Turn off all electrical loads (A/C). 3. Warm up the engine. a. Increase the engine speed to 2,500    3,000 rpm until cooling fans start running. b.
  • Page 261 NOTE: When using the WDS or equivalent, verify that the ignition (WDS: SPARK-L) is − − − − 5° ° ° ° . • If there is malfunction, refer to "ENGINE SYMPTOM TROUBLESHOOTING". (See ENGINE • SYMPTOM TROUBLESHOOTING .) 5. Turn the test mode off using the test simulation function. Idle Speed Inspection NOTE: The idling speed cannot be adjusted.
  • Page 262 The headlight, rear window defroster, blower fan (2-step or more) are on. Idle Mixture Inspection 1. Verify that idle speed and ignition timing are within the specification. (See Idle Speed Inspection .) (See Ignition Timing Inspection .) 2. Insert an exhaust gas analyzer into the tailpipe. 3.

  • Page 263: Lubrication System

    LUBRICATION LUBRICATION SYSTEM LUBRICATION SYSTEM LOCATION INDEX Oil filter (See OIL FILTER REPLACEMENT .) Oil cooler (See OIL COOLER REMOVAL/INSTALLATION .) Oil strainer (See OIL PAN REMOVAL/INSTALLATION .) Oil pan (See OIL PAN REMOVAL/INSTALLATION .) Metering oil pump (See METERING OIL PUMP REMOVAL/INSTALLATION .) (See METERING OIL PUMP INSPECTION .) 6 Oil nozzle Engine Specifications...
  • Page 264 (See OIL NOZZLE REMOVAL/INSTALLATION .) (See METERING OIL PUMP INSPECTION .) Notes: Engine Specifications Page 27...

  • Page 265: Oil Pressure Inspection

    OIL PRESSURE OIL PRESSURE INSPECTION WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. Continuous exposure to USED engine oil has caused skin cancer in laboratory mice. Protect your skin •...
  • Page 266 CAUTION: Be sure there is no sealant between 1.02.0 mm {0.040.07 in} from the end of the oil • pressure switch to prevent a possible operation malfunction. 7. Apply silicone sealant to the oil pressure switch threads. 8. Install the oil pressure switch. Tightening torque 11.817.6 N·m {121179 kgf·cm, 105155 in·lbf} 9.

  • Page 267: Engine Oil Level Inspection

    ENGINE OIL ENGINE OIL LEVEL INSPECTION 1. Position the vehicle on level ground. 2. Warm up the engine. 3. Stop the engine and allow approx. 5 min before continuing. 4. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 5. Remove the dipstick and verify that the oil level is between the F and L marks on the dipstick. If the oil level is below the L mark, add oil.

  • Page 268: Engine Oil Replacement

    ENGINE OIL REPLACEMENT WARNING: Perform engine oil replacement when the engine is cold, otherwise it can cause severe burns or serious • injury. A vehicle that is lifted but not securely supported on safety stands is dangerous. It can slip or fall, •...
  • Page 269 API service SAE viscosity 5W−20 ILSAC GF−3 Oil capacity (Approx. quantity) L {US qt, lmp qt} Item Oil capacity (Approx. quantity) Oil replacement 3.3 {3.5, 2.9} Oil and oil filter replacement 3.5 {3.7, 3.1} Engine overhaul 4.7 {5.0, 4.1} Standard power: 5.8 {6.1, 5.1} Total (dry engine) High power: 6.7 {7.1, 5.9} 7.

  • Page 270: Oil Filter Replacement

    OIL FILTER OIL FILTER REPLACEMENT WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. Continuous exposure to USED engine oil has caused skin cancer in laboratory mice. Protect your skin •...
  • Page 271 6. Fill with the specified amount of engine oil. (See ENGINE OIL REPLACEMENT .) 7. Start the engine and confirm that there is no oil leakage. If there is any oil leakage, find the cause and repair or replace the applicable part. •...
  • Page 272 6. Fill with the specified amount of engine oil. (See ENGINE OIL REPLACEMENT .) 7. Start the engine and confirm that there is no oil leakage. If there is any oil leakage, find the cause and repair or replace the applicable part. •...

  • Page 273: Oil Cooler Removal/Installation

    OIL COOLER OIL COOLER REMOVAL/INSTALLATION WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the battery cover. 3.
  • Page 274 7. Add engine oil. (See ENGINE OIL REPLACEMENT .) 8. Start the engine and confirm that there is no oil leakage from areas worked on. If there is any oil leakage, find the cause and repair or replace the applicable part. •...
  • Page 275 NOTE: Use a drain pan to catch the oil when the oil hoses are disconnected. • Notes: Engine Specifications Page 38...

  • Page 276: Oil Pan Removal/Installation

    OIL PAN OIL PAN REMOVAL/INSTALLATION WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the battery cover. 3.
  • Page 277 1 Connector Oil pan component (See Oil Pan Component Removal Note .) (See Oil Pan Component Installation Note .) 3 Oil strainer 4 O-ring 5 Oil baffle plate 6 Clip 7 Oil-level switch 8 Oil pan Engine Specifications Page 40...
  • Page 278 Oil Pan Component Removal Note 1. Remove the oil pan using the separator tool. Oil Pan Component Installation Note CAUTION: Apply the silicon sealant in a single, unbroken line around the whole perimeter. • Install the oil pan within 5 min after applying the silicone sealant. •...
  • Page 279 6. Tighten the oil pan installation bolt. Tightening torque 8.811.8 N·m {89.8120.3 kgf·cm, 77.9104.4 in·lbf} Engine Specifications Page 42...

  • Page 280: Metering Oil Pump

    METERING OIL PUMP METERING OIL PUMP REMOVAL/INSTALLATION WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the battery cover. 3.
  • Page 281 1 Connectors 2 Washer 3 Oil pipe (metering oil pump side) 4 Gasket 5 Metering oil pump 6 O-ring Engine Specifications Page 44...
  • Page 282 OIL NOZZLE REMOVAL/INSTALLATION WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the battery cover. 3. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 4.
  • Page 283 1 Air hose 2 Oil nozzle 3 Washer 4 Oil pipe (housing side) 5 Washer Engine Specifications Page 46...
  • Page 284 METERING OIL PUMP INSPECTION Metering Oil Pump Voltage Inspection 1. Disconnect the metering oil pump connector (6-pin). 2. Measure the voltage at terminals C and D. If not within the specification, repair or replace the related harnesses. • Voltage Battery voltage [IG-ON, 20°C {68 °F}] Metering Oil Pump Resistance Inspection 1.
  • Page 285 2. Stop the engine. 3. Disconnect the metering oil pump connector (3-pin). 4. Measure the coil resistance between A-C terminals using a tester. If not within the specification, replace the metering oil pump. • Resistance 400 ohms or less [20°C {68 °F}] Oil Nozzle Inspection 1.
  • Page 286 2. Inspect for oil leakage along the mating surfaces of the metering oil pump and the front cover and where the oil pipe is connected. If there is any malfunction, repair or replace. • Clogging Inspection 1. Verify that there is no oil clogging in the following parts. If there is any clogging, repair or replace.
  • Page 287 COOLING SYSTEM COOLING SYSTEM LOCATION INDEX Cooling system cap (See COOLING SYSTEM CAP INSPECTION .) Coolant reserve tank (See COOLANT RESERVE TANK REMOVAL/INSTALLATION .) Radiator (See RADIATOR REMOVAL/INSTALLATION .) Thermostat (See THERMOSTAT REMOVAL/INSTALLATION .) (See THERMOSTAT INSPECTION .) Water pump (See WATER PUMP REMOVAL/INSTALLATION .) 6 Cooling fan motor No.1 Engine Specifications...

  • Page 288: Cooling Fan Motor No

    (See FAN MOTOR REMOVAL/INSTALLATION .) (See FAN MOTOR INSPECTION .) Cooling fan motor No.2 (See FAN MOTOR REMOVAL/INSTALLATION .) (See FAN MOTOR INSPECTION .) Engine Specifications Page 51...

  • Page 289: Cooling System Service Warnings

    ENGINE COOLANT COOLING SYSTEM SERVICE WARNINGS WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. Turn off the engine and wait until it is cool. Even then, be very careful when removing the cap. Wrap a •...

  • Page 290: Engine Coolant Replacement

    ENGINE COOLANT REPLACEMENT WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. Turn off the engine and wait until it is cool. Even then, be very careful when removing the cap. Wrap a •...
  • Page 291 2. Loosen the radiator drain plug and drain the engine coolant. 3. After completely draining the engine coolant, tighten the radiator drain plug. 4. Add engine coolant into the coolant reserve tank up to the F mark. Engine Specifications Page 54...
  • Page 292 5. Install the cooling system cap. 6. Start the engine and warm it up by idling. CAUTION: If the water temperature gauge rises too high, stop the engine and decrease the water temperature • to prevent overheating. 7. After the engine warms up, perform the following steps. a.

  • Page 293: Engine Coolant Leakage Inspection

    ENGINE COOLANT LEAKAGE INSPECTION WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. Turn off the engine and wait until it is cool. Even then, be very careful when removing the cap. Wrap a •...
  • Page 294 If the engine coolant leaks from the main body of the radiator (caulked part), replace the radiator. Notes: Engine Specifications Page 57...

  • Page 295: Cooling System Cap

    COOLING SYSTEM CAP COOLING SYSTEM CAP INSPECTION WARNING: Never remove the cooling system cap while the engine is running, or when the engine and radiator are • hot. Scalding coolant and steam may shoot out and cause serious injury. It may also damage the engine and cooling system.

  • Page 296: Coolant Reserve Tank Removal/Installation

    COOLANT RESERVE TANK COOLANT RESERVE TANK REMOVAL/INSTALLATION WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the battery cover. 3.
  • Page 297 1 Hose 2 Connector 3 Coolant reserve tank 8. Install in the reverse order of removal. 9. Add the engine coolant. (See ENGINE COOLANT REPLACEMENT .) 10. Inspect for the engine coolant leakage. (See ENGINE COOLANT LEAKAGE INSPECTION .) Engine Specifications Page 60...

  • Page 298: Radiator Removal/Installation

    RADIATOR RADIATOR REMOVAL/INSTALLATION WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the battery cover. 3. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 4.
  • Page 299 6. Position the coolant reserve tank out of the way. (See COOLANT RESERVE TANK REMOVAL/INSTALLATION .) 7. Disconnect the ATF oil cooler hose. (AT) 8. Remove in the order indicated in the table. 9. Install in the reverse order of removal. 10.
  • Page 300 3 Lower radiator hose 4 Condenser installation bolts 5 Bracket 6 Radiator bracket 7 Radiator 8 Cooling fan component Notes: Engine Specifications Page 63...

  • Page 301: Thermostat Removal/Installation

    THERMOSTAT THERMOSTAT REMOVAL/INSTALLATION WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the battery cover. 3. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 4.
  • Page 302 12. Add engine coolant. (See ENGINE COOLANT REPLACEMENT .) 13. Inspect for engine coolant leakage. (See ENGINE COOLANT LEAKAGE INSPECTION .) 1 Upper radiator hose 2 Hose 3 Generator strap 4 Thermostat cover Thermostat (See Thermostat Installation Note .) 6 O-ring Engine Specifications Page 65...

  • Page 303: Thermostat Inspection

    Thermostat Installation Note 1. Install the thermostat by fitting the projection on the thermostat to the recess of the thermostat case. 2. Install the thermostat. THERMOSTAT INSPECTION 1. Inspect the thermostat for the following. WARNING: During inspection, the thermostat and water are extremely hot and they can cause burns. Do not •...

  • Page 304: Water Pump Removal/Installation

    WATER PUMP WATER PUMP REMOVAL/INSTALLATION WARNING: Remove and install all parts when the engine is cold, otherwise they can cause severe burns or serious • injury. 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the battery cover. 3.
  • Page 305 1 Water pump pulley 2 Engine hanger (engine front side) 3 Generator strap 4 Water pump body 5 Gasket Engine Specifications Page 68...

  • Page 306: Cooling Fan

    COOLING FAN FAN MOTOR REMOVAL/INSTALLATION 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the battery cover. 3. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 4. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .) 5.
  • Page 307 7. Disconnect the ATF oil cooler hose. (AT) 8. Remove the radiator and cooling fan component. (See RADIATOR REMOVAL/INSTALLATION .) 9. Remove in the order indicated in the table. 1 Cooling fan No.1 2 Cooling fan No.2 3 Cooling fan motor No.1 4 Cooling fan motor No.2 5 Radiator cowling 10.

  • Page 308: Fan Motor Inspection

    FAN MOTOR INSPECTION Part inspection 1. Verify that the battery voltage is 12 V . 2. Install a tester and battery to the cooling fan motor connector as shown in the figure. 3. Verify that each fan motor operates smoothly at the standard current. If there is any malfunction, replace the applicable part.

  • Page 309: Intake-Air System

    INTAKE-AIR SYSTEM INTAKE-AIR SYSTEM LOCATION INDEX Intake-air system (See INTAKE-AIR SYSTEM MANIFOLD VACUUM INSPECTION .) (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) (See INTAKE-AIR SYSTEM INSPECTION .) Intake manifold (See INTAKE MANIFOLD REMOVAL/INSTALLATION .) Engine Specifications Page 72...
  • Page 310 (See INTAKE MANIFOLD DISASSEMBLY/ASSEMBLY .) Air cleaner element (See AIR CLEANER ELEMENT INSPECTION .) Throttle body (See THROTTLE BODY INSPECTION .) VFAD solenoid valve (13B-MSP (high power)) (See VARIABLE FRESH AIR DUCT (VFAD) SOLENOID VALVE INSPECTION (13B-MSP (HIGH POWER)) .) VFAD actuator (13B-MSP (high power)) (See VARIABLE FRESH AIR DUCT (VFAD) ACTUATOR INSPECTION (13B-MSP (HIGH POWER)) SSV solenoid valve...

  • Page 311: Intake-Air System Diagram

    INTAKE-AIR SYSTEM DIAGRAM Engine Specifications Page 74...

  • Page 312: Intake-Air System Hose Routing Diagram

    INTAKE-AIR SYSTEM HOSE ROUTING DIAGRAM Engine Specifications Page 75...
  • Page 313 INTAKE-AIR SYSTEM MANIFOLD VACUUM INSPECTION 1. Verify that the intake-air system related parts and hoses are securely installed. 2. Remove the intake manifold blind cap and install the vacuum gauge. 3. Warm up the engine. 4. Measure intake manifold vacuum while no load and Idling. Intake manifold vacuum MT: −66.7−56.0 kPa {−500.2−420.1 mmHg, −19.6−16.6 inHg AT: −67.3−53.4 kPa {−504.7−400.6 mmHg, −19.8−15.8 inHg...

  • Page 314: Intake-Air System Removal/Installation

    INTAKE-AIR SYSTEM REMOVAL/INSTALLATION WARNING: A hot engine and intake-air system can cause severe burns. Turn off the engine and wait until they are • cool before removing the intake-air system. Fuel line spills and leakage from the pressurized fuel system are dangerous. Fuel can ignite and cause •...
  • Page 315 Air hose (See Air Hose Installation Note .) Air cleaner cover VFAD solenoid valve (13B-MSP (High power)) Vacuum chamber (13B-MSP (High power)) Air cleaner element Air cleaner case Engine Specifications Page 78...
  • Page 316 Throttle body Extension manifold (upper) Extension manifold (lower) (13B-MSP (High power)) 10 Oil filler pipe 11 AIR solenoid valve 12 SSV solenoid valve 13 VDI solenoid valve Air cleaner insulator (See Air Cleaner Insulator Installation Note .) 15 Bracket (13B-MSP (High power)) 16 APV motor (13B-MSP (High power)) Fresh-air duct (See Fresh-air Duct Removal Note .)
  • Page 317 Air Cleaner Insulator Installation Note 1. Temporarily tighten nuts. 2. Temporarily tighten bolts. 3. Tighten the nuts to the specified torque. 4. Tighten the bolts to the specified torque. Tightening torque 7.810.8 N·m {79111 kgf·cm, 69.095.6 in·lbf} Air Hose Installation Note 1.
  • Page 318 INTAKE-AIR SYSTEM INSPECTION 1. Perform the following intake-air system part inspections. NOTE: If there is improper installation or a malfunction of an intake-air system part, it could cause poor • emission, low engine output, or rough idling. Air Hose Inspection 1.
  • Page 319 2. Verify that there is no damage or peeling on the heat shield gasket for the fresh air duct. If there is any abnormality, repair or replace the fresh air duct. • Air Cleaner Insulator Inspection 1. Verify that the air cleaner insulator has been installed. If it has not been installed, install an air cleaner insulator.

  • Page 320: Air Cleaner Element Inspection

    AIR CLEANER AIR CLEANER ELEMENT INSPECTION 1. Remove the air hose. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) 2. Unclip the air cleaner cover. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) 3. Remove the air cleaner element. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) 4. Inspect the following items: If there is any abnormality, clean or replace the air cleaner element.

  • Page 321: Throttle Body Inspection

    THROTTLE BODY THROTTLE BODY INSPECTION NOTE: Perform the following inspection only when directed. • Resistance Inspection 1. Remove the throttle body. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) 2. Verify that there is no continuity between the throttle body and throttle body each terminal using an ohmmeter.
  • Page 322 Circuit Open/Short Inspection 1. Disconnect the PCM connector. (See PCM REMOVAL/INSTALLATION .) 2. Inspect the following wiring harnesses for open or short (continuity check). Open circuit If there is no continuity, the circuit is open. Repair or replace the wiring harness. •...
  • Page 323 4. Release hand from the throttle valve when at the fully open position. 5. Verify that the throttle valve returns to the closed position smoothly by spring force. If cannot be verified, replace the throttle body. • 6. Press the throttle valve from the closed position to the fully closed position by hand. 7.

  • Page 324: Intake Manifold

    INTAKE MANIFOLD INTAKE MANIFOLD REMOVAL/INSTALLATION WARNING: Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Always keep • sparks and flames away from fuel. Fuel line spills and leakage from the pressurized fuel system are dangerous. Fuel can ignite and cause •...
  • Page 325 g. The AIR pump. (See SECONDARY AIR INJECTION (AIR) PUMP REMOVAL/INSTALLATION .) 2. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .) 3. Disconnect the brake vacuum hose. 4. Disconnect the quick release connector going to the charcoal canister from the engine room side. (See QUICK RELEASE CONNECTOR REMOVAL/INSTALLATION .) 5.
  • Page 326 12. Disconnect the radiator hose, the heater hose and coolant reserve tank hose. 13. AT Disconnect the selector link. (See AUTOMATIC TRANSMISSION • REMOVAL/INSTALLATION .) Remove the clutch release cylinder with the pipes connected and secure the clutch release • cylinder using wire or rope so that it is out of the way.
  • Page 327 Fuel hose (See QUICK RELEASE CONNECTOR REMOVAL/INSTALLATION .) 2 Fuel distributor (primary 2, secondary) Intake manifold (See Intake Manifold Installation Note .) Intake Manifold Installation Note 1. Apply oil thoroughly to the APVs (13B−MSP (HIGH POWER)) as shown in the figure. Engine Specifications Page 90...
  • Page 328 2. Tighten the bolts in the order shown in the figure 3. Retighten the No.1 bolt after tighten the all bolts. Tightening torque 18.625.5 N·m {1.82.6 kgf·m, 13.718.9 ft·lbf} Engine Specifications Page 91...
  • Page 329 INTAKE MANIFOLD DISASSEMBLY/ASSEMBLY 1. Remove in the order indicated in the table. 2. Install in the reverse order of removal. 1 Bracket (13B-MSP (HIGH POWER)) 2 APV motor (13B-MSP (HIGH POWER)) 3 SSV switch VDI valve (See VDI Valve Assembly Note .) 5 Gasket 6 Blind cap 7 Intake manifold...
  • Page 330 1. Apply grease to the VDI valve end as shown in the figure. Notes: Engine Specifications Page 93...
  • Page 331 VARIABLE FRESH AIR DUCT SOLENOID VALVE VARIABLE FRESH AIR DUCT (VFAD) SOLENOID VALVE INSPECTION (13B-MSP (HIGH POWER)) 1. Disconnect the negative battery cable. 2. Remove the VFAD solenoid valve. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) 3. Inspect for airflow with the steps in the table below. If it is normal, inspect related wiring harnesses.
  • Page 332 Open circuit If there is no continuity, the circuit is open. Repair or replace the harness. • VFAD solenoid valve terminal B (harness-side) and PCM terminal 5Z VFAD solenoid valve terminal A (harness-side) and main relay terminal C (harness-side) Short circuit If there is continuity, the circuit is shorted.
  • Page 333 VARIABLE FRESH AIR DUCT ACTUATOR VARIABLE FRESH AIR DUCT (VFAD) ACTUATOR INSPECTION (13B-MSP (HIGH POWER)) 1. Remove the front bumper. (See FRONT BUMPER REMOVAL/INSTALLATION .) 2. Disconnect the vacuum hose of the VFAD actuator. 3. Install the vacuum pump to the VFAD actuator. 4.
  • Page 334 SECONDARY SHUTTER VALVE SOLENOID VALVE SECONDARY SHUTTER VALVE (SSV) SOLENOID VALVE INSPECTION 1. Disconnect the negative battery cable. 2. Remove the SSV solenoid valve. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) 3. Inspect for airflow using the steps in the table below. If it is normal, inspect related wiring harnesses.
  • Page 335 Open circuit If there is no continuity, the circuit is open. Repair or replace the harness. • SSV solenoid valve terminal B (harness-side) and PCM terminal 1L SSV solenoid valve terminal A (harness-side) and main relay terminal C (harness-side) Short circuit If there is continuity, the circuit is shorted.
  • Page 336 SECONDARY SHUTTER VALVE ACTUATOR SECONDARY SHUTTER VALVE (SSV) ACTUATOR INSPECTION 1. Disconnect the vacuum hose of the SSV actuator. 2. Install the vacuum pump to the SSV actuator. 3. Verify that the rod moves as indicated in the table below when gradually applying a vacuum to the SSV actuator.
  • Page 337 VARIABLE DYNAMIC EFFECT INTAKE-AIR SOLENOID VALVE VARIABLE DYNAMIC EFFECT INTAKE-AIR (VDI) SOLENOID VALVE INSPECTION 1. Disconnect the negative battery cable. 2. Remove the VDI solenoid valve. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) 3. Inspect for airflow with the steps in the table below. If it is normal, inspect related wiring harnesses.
  • Page 338 Open circuit If there is no continuity, the circuit is open. Repair or replace the harness. • VDI solenoid valve terminal B (harness-side) and PCM terminal 1W VDI solenoid valve terminal A (harness-side) and main relay terminal C (harness-side) Short circuit If there is continuity, the circuit is shorted.
  • Page 339 VARIABLE DYNAMIC EFFECT INTAKE-AIR ACTUATOR VARIABLE DYNAMIC EFFECT INTAKE-AIR (VDI) ACTUATOR INSPECTION 1. Disconnect the VDI actuator vacuum hose. 2. Install the vacuum pump to the VDI actuator. 3. Verify that the rod moves as indicated in the table below when gradually applying a vacuum to the VDI actuator.
  • Page 340 AUXILIARY PORT VALVE MOTOR AUXILIARY PORT VALVE (APV) MOTOR INSPECTION (13B-MSP (HIGH POWER)) Resistance Inspection 1. Remove the APV motor. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) 2. Measure the resistance between the APV motor terminals using an ohmmeter. If not as specified, replace the APV motor. (See INTAKE-AIR SYSTEM •...
  • Page 341 If there is no malfunction, carry out the "Circuit Open/Short Inspection". • If there is any malfunction, replace the APV motor. (See INTAKE-AIR SYSTEM • REMOVAL/INSTALLATION .) Terminal Gear rotation direction GND Clockwise GND B+ Counterclockwise Circuit Open/Short Inspection 1. Inspect the following wiring harnesses for an open or short circuit. (Continuity check) Open circuit If there is no continuity, the circuit is open.
  • Page 342 Short circuit If there is continuity, the circuit is shorted. Repair or replace the wiring harness. • APV motor terminal B and power supply APV motor terminal B and body GND APV motor terminal D and power supply APV motor terminal D and body GND Notes: Engine Specifications Page 105...

  • Page 343: Check Valve

    CHECK VALVE CHECK VALVE (ONE-WAY) INSPECTION 1. Remove the check valve. 2. Verify that there is airflow at port B when blowing air by mouth from port A. 3. Verify that there is no airflow at port A when blowing air by mouth from port B. If it cannot be verified, replace the check valve.

  • Page 344: Accelerator Pedal Removal/Installation

    ACCELERATOR PEDAL ACCELERATOR PEDAL REMOVAL/INSTALLATION 1. Remove in the order indicated in the table. 1 Connector 2 Bolt 3 Accelerator pedal 2. Install in the reverse order of removal. Engine Specifications Page 107...

  • Page 345: Fuel System Location Index

    FUEL SYSTEM FUEL SYSTEM LOCATION INDEX Engine compartment side Quick release connector (See QUICK RELEASE CONNECTOR REMOVAL/INSTALLATION .) Fuel pump resistor (See FUEL PUMP RESISTOR REMOVAL/INSTALLATION .) (See FUEL PUMP RESISTOR INSPECTION .) Fuel injector (FP1, RP1) (See FUEL INJECTOR REMOVAL/INSTALLATION .) (See FUEL INJECTOR INSPECTION .) 4 Fuel injector (FS, RS) Engine Specifications...
  • Page 346 (See FUEL INJECTOR REMOVAL/INSTALLATION .) (See FUEL INJECTOR INSPECTION .) Fuel injector (FS, RS) (See FUEL INJECTOR REMOVAL/INSTALLATION .) (See FUEL INJECTOR INSPECTION .) Fuel injector (FP2, RP2) (13B-MSP (High Power)) (See FUEL INJECTOR REMOVAL/INSTALLATION .) (See FUEL INJECTOR INSPECTION .) 7 Fuel pump relay 8 Fuel pump speed control relay Fuel tank side...

  • Page 347: Fuel System Diagram

    FUEL SYSTEM DIAGRAM BEFORE REPAIR PROCEDURE WARNING: Fuel is extremely flammable. Always keep sparks and flame away from fuel. Ignition may cause death • or serious injury, or damage to equipment. Fuel line spills and leakage from the pressurized fuel system are dangerous. Fuel can ignite and cause •...
  • Page 348 CAUTION: If there is foreign material on the connecting area of the quick release connector, it might damage the • connector or fuel pipe. To prevent this, when the quick release connector has been disconnected, clean the connecting area before reconnecting it. Fuel Line Safety Procedure 1.

  • Page 349: After Repair Procedure

    AFTER REPAIR PROCEDURE Fuel Leakage Inspection WARNING: Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Fuel can also • irritate skin and eyes. To prevent this, always complete the "Fuel Line Inspection". CAUTION: Shorting the wrong terminal of the check connector may cause malfunctions. Make sure to short only •...
  • Page 350 Fuel line spills and leakage from the pressurized fuel system are dangerous. Fuel can ignite and cause • serious injury or death and damage.To prevent this, complete the following inspection with the engine stopped. 1. Follow the before repair procedure and perform the fuel line safety procedure. (See BEFORE REPAIR PROCEDURE .) 2.
  • Page 351 Shorting the wrong terminal of the check connector may cause malfunctions. Make sure to short • only the specified terminal. 8. Ground the check connector terminal F/P using the jumper wire. 9. Turn the ignition switch to the ON position and operate the fuel pump. 10.
  • Page 352 13. Disconnect the SST . 14. Connect the quick release connector. (See QUICK RELEASE CONNECTOR REMOVAL/INSTALLATION .) 15. Inspect all parts by performing the "AFTER REPAIR PROCEDURE". (See AFTER REPAIR PROCEDURE .) Notes: Engine Specifications Page 115...

  • Page 353: Fuel Tank Removal/Installation

    FUEL TANK FUEL TANK REMOVAL/INSTALLATION WARNING: Repairing a fuel tank containing fuel is dangerous. Explosion or fire may cause death or serious injury. • Always properly steam clean a fuel tank before repairing it. 1. Park the vehicle on a level surface. 2.
  • Page 354 d. Attach a long hose to the disconnected fuel pipe and drain the fuel into a proper receptacle. e. Ground check connector terminal F/P to the body using a jumper wire. CAUTION: Shorting the wrong terminal of the check connector may cause malfunctions. Make sure •...
  • Page 355 5. Remove the following parts: . Fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION .) a. Main silencer and middle pipe. (See EXHAUST SYSTEM REMOVAL/INSTALLATION .) b. Power plant frame. (See TRANSMISSION REMOVAL/INSTALLATION .) (See AUTOMATIC TRANSMISSION REMOVAL/INSTALLATION .) c. Propeller shaft. (See PROPELLER SHAFT REMOVAL/INSTALLATION .) 6.
  • Page 356 Connector Evaporative hose (See Rollover Valve .) Breather hose (See Fuel Shut-off Valve .) Joint hose (See Joint Hose Installation Note .) Strap Engine Specifications Page 119...
  • Page 357 Fuel tank (See Cap Removal Note .) (See Cap Installation Note .) Fuel suction pipe bracket Fuel suction hose 10 Fuel suction pipe 11 Protector Joint pipe (See Fuel Tank Side (Except for Fuel Shut-off/Rollover Valve) .) 13 Dust cover Fuel-filler pipe (See Fuel-filler Pipe Removal Note .) 15 Retainer...
  • Page 358 2. Remove the rear shock absorber lower bolt. (See REAR SHOCK ABSORBER AND COIL SPRING REMOVAL/INSTALLATION .) 3. Loosen the rear crossmember installation nut (6 locations), and lower the rear crossmember. (See REAR CROSSMEMBER REMOVAL/INSTALLATION .) 4. Remove the fuel-filler pipe. Cap Installation Note 1.
  • Page 359 3. While keeping the alignment mark and the retainer notch aligned, tighten the cap to the rotation angle and specified torque using the SST . If the specified torque cannot be obtained even when the cap is rotated to the specified rotation •...

  • Page 360: Fuel Tank Inspection

    FUEL TANK INSPECTION NOTE: The two rollover valves built into the fuel tank are inspected in this inspection. • 1. Follow the before repair procedure and perform the fuel line safety procedure. (See BEFORE REPAIR PROCEDURE .) 2. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 3.
  • Page 361 If there is air flow, place the fuel tank upside down. • 9. Verify that there is no air flow through port A when pressurizing the port B. If there is air flow, replace the fuel tank. • Notes: Engine Specifications Page 124...

  • Page 362: Nonreturn Valve Inspection

    NONRETURN VALVE NONRETURN VALVE INSPECTION 1. Remove the fuel pump. (See FUEL PUMP UNIT REMOVAL/INSTALLATION .) NOTE: The nonreturn valve cannot be removed as it is built into the fuel tank. • The nonreturn valve is normally closed due to spring force. •...

  • Page 363: Fuel Pump Unit Removal/Installation

    FUEL PUMP FUEL PUMP UNIT REMOVAL/INSTALLATION WARNING: Fuel is extremely flammable. Always keep sparks and flame away from fuel. Ignition may cause death • or serious injury, or damage to equipment. Fuel line spills and leakage from the pressurized fuel system are dangerous. Fuel can ignite and cause •...
  • Page 364 d. Attach a long hose to the disconnected fuel pipe and drain the fuel into a proper receptacle. e. Ground check connector terminal F/P to the body using a jumper wire. CAUTION: Shorting the wrong terminal of the check connector may cause malfunctions. Make sure •...
  • Page 365 When operating the fuel pump with a full fuel tank, fuel discharge will become erratic • after approx. 10 min but will continue for approx. 10 min more and then essentially no fuel will be discharged. At this time the fuel gauge needle will be at the halfway position. h.
  • Page 366 (See Fuel Pump Unit Removal Note .) (See Fuel Leak Inspection After Pump Unit Installation .) Fuel suction pipe (See QUICK RELEASE CONNECTOR REMOVAL/INSTALLATION .) Fuel Pump Cap Removal Note CAUTION: The cap could be damaged if the SST is used with any play between the cap and the SST. Securely •...
  • Page 367 2. Align the positions of the cap and retainer as shown in the figure, and tighten them one full rotation by hand. If the retainer and cap cannot be tighten by hand, remove the cap, verify that there is no damage •...
  • Page 368 Service Hole Cover Installation Note 1. Inspect all parts by performing the "AFTER REPAIR PROCEDURE". (See AFTER REPAIR PROCEDURE .) 2. Install the service hole cover. Notes: Engine Specifications Page 131...

  • Page 369: Fuel Pump Unit Inspection

    FUEL PUMP UNIT INSPECTION Fuel Pump Operation Inspection Without Using WDS or equivalent CAUTION: Shorting the wrong terminal of the check connector may cause malfunctions. Make sure to short only • the specified terminal. 1. Ground the check connector terminal F/P using the jumper wire. 2.
  • Page 370 Voltage 3.765.28 V 4. Disconnect the jumper wire. Using WDS or equivalent 1. Connect the WDS or equivalent to the DLC-2. 2. Remove the fuel filler cap. 3. Turn the ignition switch to the ON position. 4. Verify that the fuel pump can be heard operating when FP is changed from off to on position using simulation function FP.
  • Page 371 If not within the specification, inspect the following. Fuel pump relay • Wiring harnesses, connectors between fuel pump relay, fuel pump resistor, and • fuel pump Wiring harnesses, connectors between main relay, fuel pump relay, and PCM • Voltage 3.765.28 V Fuel Pump Controlling System Inspection Without Using WDS or equivalent 1.
  • Page 372 1. Perform the fuel pump operation inspection. 2. Connect the WDS or equivalent to the DLC-2. 3. Start the engine and idle it. 4. Verify that the rotation sound of the fuel pump (higher frequency wave) goes higher when turning fuel pump speed control relay from off to on using the simulation function FPC.
  • Page 373 If there is continuity, perform the "Circuit Open/Short Inspection". • If there is no continuity, replace the fuel pump. • Circuit Open/Short Inspection 1. Inspect the following wiring harnesses for open or short circuit (continuity check). Open circuit If there is no continuity, the circuit is open. Repair or replace the harness. •...
  • Page 374 4. Turn the SST lever so that it is 90° ° ° ° to the hose and then plug the outlet of the SST . 5. Reconnect the quick release connector of the SST to the fuel pipe until a click is heard. 6.
  • Page 375 10. Turn the ignition switch to the ON position for 10 min and then operate the fuel pump. 11. Measure the fuel pressure 5 min after turning the ignition switch to the LOCK position. If not within the specification, inspect the following: •...
  • Page 376 FUEL PUMP RESISTOR REMOVAL/INSTALLATION 1. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 2. Remove the secondary air injection (AIR) pump. (See SECONDARY AIR INJECTION (AIR) PUMP REMOVAL/INSTALLATION .) 3. Remove in the order indicated in the table. 4. Install in the reverse order of removal. 1 Connector 2 Bracket 3 Fuel pump resistor...

  • Page 377: Fuel Pump Resistor Inspection

    FUEL PUMP RESISTOR INSPECTION Resistance Inspection 1. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 2. Remove the fuel pump resister. (See FUEL PUMP RESISTOR REMOVAL/INSTALLATION .) 3. Verify that the continuity between the fuel pump resister terminal A and B is within the specification. If not within the specification, replace the fuel resistor.

  • Page 378: Fuel Injector Removal/Installation

    FUEL INJECTOR FUEL INJECTOR REMOVAL/INSTALLATION 1. Follow the before repair procedure and perform fuel line safety procedure. (See BEFORE REPAIR PROCEDURE .) 2. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 3. Remove the extension manifold (upper). (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION 4.
  • Page 379 Quick release connector (See Inside the Engine Compartment .) 2 Fuel distributor (housing side) 3 Fuel distributor (intake manifold side) 4 Fuel injector 8. Install in the reverse order of removal. 9. Inspect the variable dynamic effect intake (VDI) actuator. (See VARIABLE DYNAMIC EFFECT INTAKE-AIR (VDI) ACTUATOR INSPECTION .) 10.

  • Page 380: Fuel Injector Inspection

    FUEL INJECTOR INSPECTION WARNING: Fuel can ignite and cause serious injury or death, and damage. To prevent this, always make sure to • follow the warnings and cautions for each procedure when repairing or inspecting. Fuel Injector Operation Inspection Fuel injector (FP1, RP1) operation inspection 1.
  • Page 381 Fuel injector (RP1) Short circuit of the wiring harness, connector between fuel injector (RP1) terminal A and main • relay terminal C PCM terminal 2Jfuel injector (RP1) terminal B • Short circuit of the fuel injector (RP1) internal circuit • Fuel injector (FP2, RP2) operation inspection 1.
  • Page 382 Fuel injector (FP2) Open or short circuit in the wiring harness between PCM terminal 3A and fuel • injector (FP2) terminal B Open circuit in the wiring harness between fuel injector (FP2) terminal A and • main relay terminal C Fuel injector short circuit (FP2) •...
  • Page 383 PCM terminal 2G (FS) • PCM terminal 2D (RS) • If the signal wave pattern cannot be verified, perform the following inspections and repair or replace the malfunctioning part. Mass air flow sensor • Throttle position sensor • Intake air temperature sensor •...
  • Page 384 Resistance Inspection 1. Turn the ignition switch to the LOCK position. 2. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 3. Remove the extension manifold. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) 4. Disconnect the fuel injector connector. 5. Measure the resistance between terminals A and B of the fuel injector using a tester. If within the specification, perform out the "Circuit Open/Short Inspection".
  • Page 385 Open circuit If there is no continuity, the circuit is open. Repair or replace the harness. • Fuel injector (FP1) terminal B and PCM terminal 2M. Fuel injector (RP1) terminal B and PCM terminal 2J. Fuel injector (FP2) terminal B and PCM terminal 3A. Fuel injector (RP2) terminal B and PCM terminal 3D.
  • Page 386 3. Remove the fuel injector and fuel distributor as a single unit. (See FUEL INJECTOR REMOVAL/INSTALLATION .) 4. Fix the fuel injector to the fuel distributor with a wire or the equivalent. 5. Connect the fuel hose. 6. Connect the negative battery cable. CAUTION: Shorting the wrong terminal of the check connector may cause malfunctions.
  • Page 387 If not within the specification, replace the fuel injector. • Test condition Fuel pressure: 392 kPa {4.00 kgf/cm , 56.9 psi} • Atmosphere temperature: Normal temperature • Leakage amount Fuel injector Leakage amount (approx.) Engine Position Color (1 drop) 13B-MSP FP1, RP1 Red 110 min.
  • Page 388 Injection volume Inspection WARNING: Fuel line spills and leakage from the pressurized fuel system are dangerous. Fuel can ignite and cause • serious injury or death and damage. To prevent this, complete the following inspection with the engine stopped. 1. Follow the before repair procedure and perform the fuel line safety procedure. (See BEFORE REPAIR PROCEDURE .) 2.
  • Page 389 CAUTION: Shorting the wrong terminal of the check connector may cause malfunctions. Make sure to short • only the specified terminal. 9. Ground the check connector terminal F/P using the jumper wire. 10. Turn the ignition switch to the ON position and operate the fuel pump. CAUTION: Shorting the wrong terminal of the PCM may cause malfunctions.
  • Page 390 FS, RS Blue 118133 {118133, 4.004.50} (Standard Power) FP1, RP1 Red 6978 {6978, 2.42.6} 13B-MSP FP2, RP2, Yellow 89101 {89101, 3.013.42} (High Power) FS, RS Fuel injector PCM terminal Fuel injector (FP1) 2M Fuel injector (RP1) 2J Fuel injector (FS) Fuel injector (RS) Fuel injector (FP2) 3A Fuel injector (RP2) 3D...
  • Page 391 Fuel injector Engine Spray circumference angle (approx.) Position Color 13B-MSP FP1, RP1 Red 26°34° (Standard Power) FS, RS Blue 13°25° FP1, RP1 Red 26°34° 13B-MSP FP2, RP2, Yellow 13°25° (High Power) FS, RS Notes: Engine Specifications Page 154...

  • Page 392: Quick Release Connector Removal/Installation

    QUICK CONNECTOR QUICK RELEASE CONNECTOR REMOVAL/INSTALLATION WARNING: Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Fuel can also • irritate skin and eyes. To prevent this, always complete the "Fuel Line Safety Procedure", while referring to the "BEFORE SERVICE PRECAUTIONS".
  • Page 393 NOTE: Take care not to damage or soil the fuel hose. • Installation NOTE: If the quick release connector O-ring is damaged or has slipped, replace the fuel hose. • A checker tab is integrated with the quick release connector for all of the new fuel hoses and evaporater •...
  • Page 394 5. Inspect all parts by performing the "AFTER REPAIR PROCEDURE". (See AFTER REPAIR PROCEDURE .) Fuel Tank Side (Except for Fuel Shut-off/Rollover Valve) Removal 1. Follow the before repair procedure and perform the fuel line safety procedure. (See BEFORE REPAIR PROCEDURE .) CAUTION: The quick release connector may be damaged if the release tab is bent excessively.
  • Page 395 NOTE: Take care not to damage or soil the fuel hose. • Installation NOTE: If the quick release connector O-ring is damaged or has slipped, replace a new fuel hose. • A checker tab is integrated with the quick release connector for all of the new fuel hoses and evaporater •...
  • Page 396 5. Inspect all parts by performing the "AFTER REPAIR PROCEDURE". (See AFTER REPAIR PROCEDURE .) Fuel Shut-off Valve Removal 1. Inspect that the quick release connector joint area is free of foreign materials. Clean as necessary. 2. Squeeze the tabs of the retainer and disconnect the quick release connector. 3.
  • Page 397 4. If removal of the retainer is required, remove it in the following procedure. CAUTION: Removing the retainer by using a tool can damage the fuel pipe and cause fuel leakage. Remove • the retainer by opening the tabs outward by hand. 2.
  • Page 398 Use the designated genuine retainer only. • 2. Install a new retainer onto the quick release connector. Visually inspect that the tabs of the retainer are securely fitted into the quick release connector. 3. Inspect that the inside of the fuel pipe and the quick release connector is free of foreign materials and damage.
  • Page 399 Installation NOTE: A checker tab is integrated with the quick release connector for new fuel hoses. • The checker tab will be released from the quick release connector after it is completely engaged with the • fuel pipe. 1. Inspect the fuel hose and fuel pipe sealing surface for damage and deformation, and replace as necessary.

  • Page 400: Pulsation Damper Removal/Installation

    PULSATION DAMPER PULSATION DAMPER REMOVAL/INSTALLATION 1. Remove the fuel distributor. (See FUEL INJECTOR REMOVAL/INSTALLATION .) 2. Remove in the order indicated in the table. 1 Clip 2 Pulsation damper 3. Install in the reverse order of removal. 4. Inspect all parts by performing the "AFTER REPAIR PROCEDURE". (See AFTER REPAIR PROCEDURE .) Engine Specifications Page 163...

  • Page 401: Pulsation Damper Inspection

    PULSATION DAMPER INSPECTION 1. Remove the pulsation damper. (See PULSATION DAMPER REMOVAL/INSTALLATION .) 2. Visually inspect the pulsation damper for damage, cracking, or excess deterioration that would cause fuel leakage. If there is any malfunction, replace the pulsation damper. • Notes: Engine Specifications Page 164...

  • Page 402: Pressure Regulator Inspection

    PRESSURE REGULATOR PRESSURE REGULATOR INSPECTION NOTE: The pressure regulator cannot be disassembled and inspected as it is built into the fuel pump unit. • 1. Perform the fuel line pressure inspection. (See FUEL LINE PRESSURE INSPECTION .) Engine Specifications Page 165...

  • Page 403: Exhaust System Removal/Installation

    EXHAUST SYSTEM EXHAUST SYSTEM INSPECTION 1. Start the engine and inspect each exhaust system component for exhaust gas leakage. If there is leakage, repair or replace the appropriate component. • EXHAUST SYSTEM REMOVAL/INSTALLATION WARNING: A hot engine and exhaust system can cause severe burns. Turn off the engine and wait until they are cool •...
  • Page 404 Rear tunnel member Front tunnel member Main silencer (See Main Silencer Installation Note .) Engine Specifications Page 167...
  • Page 405 Middle pipe Protector Rear heated oxygen sensor (See Heated Oxygen Sensor Removal Note .) Catalytic converter Bracket Front heated oxygen sensor (See Heated Oxygen Sensor Removal Note .) 10 AIR pipe Engine mount bracket (RH) (See Engine Mount Bracket (RH) Removal Note .) Exhaust manifold (See Exhaust Manifold Installation Note .) Heated Oxygen Sensor Removal Note...
  • Page 406 2. Remove the engine mount rubber (LH) installation nut. 3. Remove in the order indicated in the table. Engine mount rubber (RH) (See Engine Mount Rubber (RH) Removal Note .) 2 Engine mount bracket (RH) Engine Mount Rubber (RH) Removal Note 1.
  • Page 407 CAUTION: If the main silencer and middle pipe are reused after being separated once, exhaust gas leakage will • occur. When replacing the main silencer or middle pipe, always replace the main silencer and middle pipe at the same time. 1.

  • Page 408: Exhaust Manifold Inspection

    EXHAUST MANIFOLD INSPECTION CAUTION: Do not reuse the gasket and self-lock nuts on the joint area between the engine and exhaust manifold. • If a gasket with detached crimps is used on the joint area between the engine and exhaust manifold, •...

  • Page 409: Emission System

    EMISSION SYSTEM EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM LOCATION INDEX Engine Compartment Side Purge solenoid valve (See PURGE SOLENOID VALVE INSPECTION .) Catch tank (See CATCH TANK INSPECTION .) AIR control valve (See SECONDARY AIR INJECTION (AIR) CONTROL VALVE REMOVAL/INSTALLATION .) (See SECONDARY AIR INJECTION (AIR) CONTROL VALVE INSPECTION .) AIR solenoid valve (See SECONDARY AIR INJECTION (AIR) SOLENOID VALVE REMOVAL/INSTALLATION .)
  • Page 410 (See SECONDARY AIR INJECTION (AIR) PUMP REMOVAL/INSTALLATION .) (See SECONDARY AIR INJECTION (AIR) PUMP INSPECTION .) AIR pump relay (See RELAY INSPECTION .) Fuel Tank Side Charcoal canister (See EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM REMOVAL/INSTALLATION .) (See CHARCOAL CANISTER INSPECTION .) Evaporative chamber (See EVAPORATIVE CHAMBER INSPECTION .) Rollover valve...
  • Page 411 EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM DIAGRAM Engine Specifications Page 174...
  • Page 412 EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM REMOVAL/INSTALLATION 1. Remove the rear differential. (See REAR DIFFERENTIAL REMOVAL/INSTALLATION .) 2. Remove in the order indicated in the table. 3. Install in the reverse order of removal. 1 Evaporative hose (to EVAP system leak detection pump) Evaporative hose (to purge solenoid valve) (See Fuel Tank Side (Except for Fuel Shut-off/Rollover Valve) .) Evaporative hose (to fuel shut-off/rollover valve)
  • Page 413 Evaporative Chamber Installation Note 1. Install the evaporative chamber to the hose. 2. Insert the evaporative chamber into crossmember No.5. EVAP System Leak Detection Pump Installation Note 1. Install the bracket on the EVAP system leak detection pump. 2. Install the connector A. 3.

  • Page 414: Purge Solenoid Valve Inspection

    PURGE SOLENOID VALVE PURGE SOLENOID VALVE INSPECTION Purge Control Inspection Without Using WDS or equivalent 1. Warm up the engine and idle it. 2. Turn the ignition switch off. 3. Disconnect the quick release connector going to the charcoal canister from the engine room side. (See QUICK RELEASE CONNECTOR REMOVAL/INSTALLATION .) 4.
  • Page 415 Load/No load identifying signal • Purge solenoid valve Using WDS or equivalent 1. Warm up the engine and idle it. 2. Turn the ignition switch off. 3. Disconnect the quick release connector going to the charcoal canister from the engine room side. (See QUICK RELEASE CONNECTOR REMOVAL/INSTALLATION .) 4.
  • Page 416 8. When operating the purge solenoid valve of DUTY 0 % at DUTY 100 % using simulation function EVAPCP, verify that the engine idles roughly or stops. If the idling condition does not change, inspect the following. • b. Turn the ignition switch to the ON position. c.
  • Page 417 If there is air flow, inspect the related wiring harnesses. • If there is no air flow, replace the purge solenoid valve. • Engine Specifications Page 180...
  • Page 418 CATCH TANK CATCH TANK INSPECTION 1. Remove the extension manifold (upper). (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION 2. Seal the catch tank on the purge solenoid valve side. 3. Inspect for air leakage when blowing air using your mouth from the charcoal canister side. If air leaks, replace the extension manifold.

  • Page 419: Air Filter Inspection

    AIR FILTER (EMISSION SYSTEM) AIR FILTER INSPECTION 1. Remove the air filter. (See EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM REMOVAL/INSTALLATION .) 2. Blow from port A and verify that there is airflow from port B. If not as specified, replace the air filter. •...
  • Page 420 SECONDARY AIR INJECTION CONTROL VALVE SECONDARY AIR INJECTION (AIR) CONTROL VALVE REMOVAL/INSTALLATION 1. Remove in the order indicated in the table. 1 Air hose 2 Vacuum hose 3 AIR control valve 2. Install in the reverse order of removal. SECONDARY AIR INJECTION (AIR) CONTROL VALVE INSPECTION 1.
  • Page 421 4. Pressurize the actuator valve of the AIR control with a negative pressure of approx. 60 kPa {0.61 kgf/cm , 8.7 psi} . CAUTION: Since the valve actuator of the AIR control could be damaged, do not pressurize positive • pressure or negative pressure more than 100 kPa {1.02 kgf/cm , 14.5 psi}.
  • Page 422 SECONDARY AIR INJECTION SOLENOID VALVE SECONDARY AIR INJECTION (AIR) SOLENOID VALVE REMOVAL/INSTALLATION 1. Remove the extension manifold (upper). (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION 2. Remove in the order indicated in the table. 1 Connector 2 Vacuum hose 3 AIR solenoid valve 3.
  • Page 423 SECONDARY AIR INJECTION (AIR) SOLENOID VALVE INSPECTION AIR System Operation Inspection 1. Connect the WDS or equivalent to the DLC-2. 2. Warm up the engine to normal operating temperature. 3. Verify that AIR pump is not operating when idling. If the AIR pump is operating, inspect the following items and repair or replace the •...
  • Page 424 If there is no sound of operation from the AIR pump relay, inspect the following items and repair • or replace the malfunction part. AIR pump relay stuck open Wiring harness, connectors: open circuit (PCM terminal 4OAIR pump) Wiring harness, connector: open circuit (main relay terminal DAIR pump relay terminal A) If there is no sound of operation from the AIR pump, inspect the following items and repair or •...
  • Page 425 If the negative pressure can be verified, perform the following inspections and repair or replace • the malfunction part. AIR solenoid valve stuck open Wiring harness, connectors to ground: short circuit (PCM terminal 1OAIR solenoid valve terminal B) 8. Verify that there is negative pressure when the AIR solenoid valve is turned on from off using the simulation function PACTNV.
  • Page 426 Air flow Inspection 1. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 2. Remove the AIR solenoid valve. (See SECONDARY AIR INJECTION (AIR) SOLENOID VALVE REMOVAL/INSTALLATION .) 3. Inspect air flow between the ports under the following conditions: If there is no malfunction, inspect the related wiring harnesses. •...
  • Page 427 SECONDARY AIR INJECTION PUMP SECONDARY AIR INJECTION (AIR) PUMP REMOVAL/INSTALLATION 1. Remove in the order indicated in the table. 1 Connector 2 Air hose 3 AIR pump bracket 4 AIR pump 2. Install in the reverse order of removal. Engine Specifications Page 190...
  • Page 428 SECONDARY AIR INJECTION (AIR) PUMP INSPECTION Discharging Pressure Inspection Without using WDS or equivalent 1. Remove the air hose between the AIR pump and AIR control valve at the AIR control valve side. 2. Install the SST on the AIR control side using tape to prevent air leakage. 3.
  • Page 429 If not within the specification of the discharge pressure, inspect the following: • PCM terminal 4O voltage AIR pump relay If it is within the specification, inspect continuity for the AIR pump. • Discharging pressure 13.7 kPa {0.14 kgf/cm , 1.99 psi} or more Using WDS or equivalent 1.
  • Page 430 When connecting the secondary air injection pump relay to the body ground, short the specified • terminal, because shorting the wrong terminal may cause malfunctions. Do not operate the secondary air injection pump for more than 1 min to avoid damaging the •...

  • Page 431: Charcoal Canister Inspection

    CHARCOAL CANISTER CHARCOAL CANISTER INSPECTION 1. Remove the charcoal canister. (See EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM REMOVAL/INSTALLATION .) 2. Plug ports A and C, then blow air into port B. CAUTION: Do not apply the pressure more than 20 kPa {0.2 kgf/cm , 2.8 psi} to the charcoal canister.
  • Page 432 EVAPORATIVE CHAMBER EVAPORATIVE CHAMBER INSPECTION 1. Remove the rear differential. (See REAR DIFFERENTIAL REMOVAL/INSTALLATION .) 2. Remove the evaporative chamber installed on outside air side of the charcoal canister hose. 3. Blow air from port A using your mouth and verify that there is air flow. If there is no air flow, replace the evaporative chamber.
  • Page 433 EVAP SYSTEM LEAK DETECTION PUMP EVAPORATIVE EMISSION (EVAP) SYSTEM LEAK DETECTION PUMP INSPECTION Airflow Inspection NOTE: Perform the following test only when directed. • 1. Disconnect the negative battery cable. 2. Remove the EVAP system leak detection pump. (See EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM REMOVAL/INSTALLATION .) 3.
  • Page 434 If not as specified, replace the EVAP system leak detection pump. • If as specified, carry out the "Circuit Open/Short Inspection". • Terminals Resistance (ohm) AB 2050 AC 26.632.4 118 or less AD Circuit Open/Short Inspection 1. Disconnect the PCM connector. (See PCM REMOVAL/INSTALLATION .) 2.
  • Page 435 Open circuit If there is no continuity, the circuit is open. Repair or replace the harness. • EVAP system leak detection pump terminal C and PCM terminal 3V EVAP system leak detection pump terminal D and PCM terminal 3Y EVAP system leak detection pump terminal A and main relay terminal C EVAP system leak detection pump terminal B and the body GND Short circuit If there is continuity, the circuit is shorted.

  • Page 436: Rollover Valve

    ROLLOVER VALVE FUEL SHUT-OFF/ROLLOVER VALVE INSPECTION NOTE: The fuel shut-off valve and rollover valve cannot be disassembled and inspected because it is built into • the fuel tank. 1. Perform the fuel tank inspection. (See FUEL TANK INSPECTION Notes: Engine Specifications Page 199...

  • Page 437: Charging System

    CHARGING SYSTEM CHARGING SYSTEM LOCATION INDEX Battery (See BATTERY REMOVAL/INSTALLATION .) (See BATTERY INSPECTION .) (See BATTERY RECHARGING .) Generator (See GENERATOR REMOVAL/INSTALLATION .) (See GENERATOR INSPECTION .) (See GENERATOR DISASSEMBLY/ASSEMBLY .) Engine Specifications Page 200...

  • Page 438: Battery Removal/Installation

    BATTERY BATTERY REMOVAL/INSTALLATION WARNING: For vehicles with DSC, if the negative battery cable is disconnected, the stored initial position of the • steering angle sensor will be cleared and the DSC will not operate properly, making the vehicle unsafe to drive. Perform the steering angle sensor initialization procedure after connecting the negative battery cable.
  • Page 439 7 Battery tray 8 Battery duct 3. Install in the reverse order of removal. 4. Perform the steering angle sensor initializtion procedure. (See STEERING ANGLE SENSOR INITIALIZATION PROCEDURE .) Battery Cover Removal Note 1. Pull up the two tabs on the rear, remove the tab on the front, and then remove the battery cover. Battery Installation Note 1.

  • Page 440: Battery Inspection

    BATTERY INSPECTION Inspection and Verification 1. Verify that the customer concern by operating the system. 2. Visually inspect for obvious signs of mechanical or electrical damage.Visual Inspection Chart Mechanical Electrical Battery Battery cables • • Battery mounting Battery posts • •...
  • Page 441 1. Inspect the battery as follows: Step Inspection Action 12.4 V Go to Step or more Measure the battery positive voltage. Less Go to the than next step. 12.4 V 12.4 V Go to the or more next step. Quick charge for 30 min and recheck voltage. Less Replace than...

  • Page 442: Battery Recharging

    Using the battery load tester, apply load current (See BATTERY RECHARGING .) Standard electrolyte gravity 1.271.29 [20 °C {68 °F}] Back-up current 2. Verify that the ignition switch is off and that the key has been removed. 3. Disconnect the negative battery cable. 4.
  • Page 443 Keep all flames away from the battery, otherwise evaporated gas from the battery fluid may catch fire, • and cause serious injury. Remove the battery filler caps when recharging to prevent battery deformation or damage. • CAUTION: Do not quick charge for over 30 min. It will damage the battery. •...

  • Page 444: Generator Removal/Installation

    GENERATOR GENERATOR REMOVAL/INSTALLATION WARNING: When the battery cables are connected, touching the vehicle body with generator terminal B generates • sparks. This can cause personal injury, fire, and damage to the electrical components. When removing the generator, always disconnect the negative battery cable. 1.

  • Page 445: Generator Inspection

    1 Terminal B cable 2 Connector 3 Generator 8. Install in the reverse order of removal. GENERATOR INSPECTION CAUTION: Do not apply direct battery positive voltage to the generator terminal D, otherwise it could cause damage • to the internal parts (power transistor) of the generator. Generator warning light 1.
  • Page 446 If the generator warning light and the wiring harness are normal, inspect the PCM. 4. Verify that the generator warning light turns off after the engine is started. If it does not turn off, check if any one of the following DTCs in the on-board diagnostic system •...
  • Page 447 Turn the following electrical loads on and verify that the voltage reading increases. Headlights • Blower motor • Rear window defroster • Current 1. Verify that the battery is fully charged. 2. Verify that the drive belt deflection/tension is within the specification. (See DRIVE BELT DEFLECTION/TENSION INSPECTION .) 3.
  • Page 448 Current required for generating power varies with electrical loads applied. • Reference value Current possible for power generation (differs according to load) [Conditions] ambient temperature 20° ° ° ° C {68 ° ° ° ° F}, voltage 13.0    15.0 V, engine warm Engine speed (rpm) Terminal B current (A) 1,000 0* ...
  • Page 449 If there is continuity, replace the rotor. • 3. Inspect the slip ring surface condition. If the slip ring surface is rough, use a lathe or fine sandpaper to repair it. • Stator coil 1. Inspect for continuity between the stator coil leads using an ohmmeter. If there is no continuity, replace the stator.
  • Page 450 Brush 1. Inspect brushes for wear. If any brush is worn almost to or beyond the limit, replace all of the brushes. • Standard brush length 18.5 mm {0.73 in} Minimum brush length 5.0 mm {0.2 in} Brush spring 1. Measure the force of the brush spring using a spring pressure gauge. 2.
  • Page 451 Rectifier 1. Inspect for continuity of the diodes using an ohmmeter. If not as specified, replace the rectifier. • Specification Tester Continuity Negative Positive P1, P2, P3, P4 P1, P2, P3, P4 Bearing 1. Inspect for abnormal noise, looseness, and sticking. Replace the bearing if necessary.

  • Page 452: Generator Disassembly/Assembly

    GENERATOR DISASSEMBLY/ASSEMBLY 1. Disassemble in the order indicated in the table. 2. Assemble in the reverse order of disassembly. 1 Pulley 2 Front cover 3 Rotor 4 Rear bracket 5 Stator coil 6 Rectifier 7 Brush holder 8 Bearing Engine Specifications Page 215...

  • Page 453: Ignition System

    IGNITION SYSTEM IGNITION SYSTEM LOCATION INDEX Ignition coil (See IGNITION COIL REMOVAL/INSTALLATION .) (See IGNITION COIL INSPECTION .) Spark plug (See SPARK PLUG REMOVAL/INSTALLATION .) (See SPARK PLUG INSPECTION .) High-tension lead (See HIGH-TENSION LEAD REMOVAL/INSTALLATION .) (See HIGH-TENSION LEAD INSPECTION .) Engine Specifications Page 216...

  • Page 454: Ignition Coil Removal/Installation

    IGNITION COIL IGNITION COIL REMOVAL/INSTALLATION 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2. Remove the battery cover. 3. Remove the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .) 4. Remove the air cleaner duct. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) 5.

  • Page 455: Ignition Coil Inspection

    6. Install in the reverse order of removal. IGNITION COIL INSPECTION Ignition Coil With Built-in Power Switch Inspection 1. Disconnect the ignition coil connector. 2. Measure the resistance between each terminal on the ignition coil connector. If the measurement corresponds to the table, replace the ignition coil. •...

  • Page 456: Spark Plug Removal/Installation

    SPARK PLUG SPARK PLUG REMOVAL/INSTALLATION CAUTION: If a spark plug that is not as specified is installed, sealing performance will be deteriorated. Install only • the specified spark plug when replacing. 1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION .) 2.

  • Page 457: Spark Plug Inspection

    SPARK PLUG INSPECTION Specification Item Specification RE7A-L Leading side Type NGK (RE6A-L) Trailing side RE9B-T Standard equipment Hot type plug: Available only for customers who often drive their car at very low speed which causes the plugs to foul easily. Plug Gap Inspection CAUTION: To avoid possible damage to the tip, do not adjust the plug gap.
  • Page 458 1. Inspect the following items: If there is any malfunction, replace the spark plug. • Insulator breakage Worn electrode Damaged gasket Badly burned insulator (sparking side) Resistance Inspection 1. Measure the resistance of the spark plug using a tester as shown in the figure. If not within the specification, replace the spark plug.

  • Page 459: High-Tension Lead Removal/Installation

    HIGH-TENSION LEAD HIGH-TENSION LEAD REMOVAL/INSTALLATION CAUTION: Improper installation of the high-tension lead could result in a harmful electrical influence of other • electrical parts, or in a ground fault due to damage to the lead. Be sure to install the lead in the same position and routing as when it is removed.
  • Page 460 HIGH-TENSION LEAD INSPECTION 1. Remove the high-tension lead. (See HIGH-TENSION LEAD REMOVAL/INSTALLATION .) 2. Measure the resistance using a tester. If not within the specification, replace the high-tension lead. • Resistance 1.04.0 kilohms [20 °C {68 °F}] Engine Specifications Page 223...

  • Page 461: Starting System

    STARTING SYSTEM STARTING SYSTEM LOCATION INDEX Starter (See STARTER REMOVAL/INSTALLATION .) (See STARTER INSPECTION .) Starter interlock switch (MT) (See STARTER INTERLOCK SWITCH (MT) INSPECTION .) (See STARTER DISASSEMBLY/ASSEMBLY .) Engine Specifications Page 224...

  • Page 462: Starter Removal/Installation

    STARTER STARTER REMOVAL/INSTALLATION WARNING: When the battery cables are connected, touching the vehicle body with starter terminal B will generate • sparks. This can cause personal injury, fire, and damage to the electrical components. Always disconnect the negative battery cable before performing the following operation. 1.
  • Page 463 1 Terminal B cable 2 Terminal S connector 3 Starter Engine Specifications Page 226...

  • Page 464: Starter Inspection

    STARTER INSPECTION On-vehicle Inspection 1. Verify that the battery is fully charged. 2. The starter is normal if it rotates smoothly and without any noise when the engine is cranked. If the starter does not operate, inspect the following: • Remove the starter, and inspect the starter unit.
  • Page 465 Voltage (V) Current (A) AT: 105 or less MT: 90 or less Magnetic Switch Operation Inspection Pull-out test NOTE: In case the battery is being charged, the pinion may turn during a protruded state. This is normal because • the current flows to the motor through the pull-in coil and the motor turns. 1.
  • Page 466 3. Pull out the drive pinion with a screwdriver. Verify that it returns to its original position when released. If does not return, repair or replace the starter. • Pinion Gap Inspection 1. Pull out the drive pinion with battery positive voltage connected to terminal S and the starter body grounded.
  • Page 467 Armature 1. Verify that there is no continuity between the commutator and the core at each segment using an ohmmeter. If there is continuity, replace the armature. • 2. Verify that there is no continuity between the commutator and the shaft using an ohmmeter. If there is continuity, replace the armature.
  • Page 468 4. Measure the commutator diameter. If not within the minimum specification, replace the armature. • Standard commutator diameter 29.4 mm {1.16 in} Minimum commutator diameter 28.8 mm {1.13 in} 5. Measure the segment groove depth of commutator. If not within the minimum specification, undercut the grooves to the standard depth. •...
  • Page 469 2. Inspect for continuity between terminal S and the body using an ohmmeter. If there is no continuity, replace the magnetic switch. • 3. Verify that there is no continuity between terminals M and B using an ohmmeter. If there is continuity, replace the magnetic switch. •...
  • Page 470 2. Measure the brush length. If any brush is worn almost to or beyond the minimum specification, replace all the brushes. • Standard brush length AT: 17.5 mm {0.69 in} MT: 12.3 mm {0.48 in} Minimum brush length AT: 12.0 mm {0.47 in} MT: 7.0 mm {0.28 in} 3.
  • Page 471 STARTER DISASSEMBLY/ASSEMBLY 1. Disassemble in the order indicated in the table. 2. Assemble in the reverse order of disassembly. Magnetic switch Rear housing Brush and brush holder Armature Yoke Planetary gear Front cover Lever Engine Specifications Page 234...
  • Page 472 Drive pinion 10 Internal gear 11 Gear shaft 12 Adjustment washer Magnetic switch Rear housing Brush and brush holder Armature Yoke Planetary gear Front cover Lever Drive pinion 10 Internal gear 11 Gear shaft 12 Adjustment washer Engine Specifications Page 235...

  • Page 473: Starter Interlock Switch

    STARTER INTERLOCK SWITCH STARTER INTERLOCK SWITCH (MT) INSPECTION 1. Disconnect the negative battery cable. 2. Disconnect the starter interlock switch connector. 3. Verify that the resistance is as indicated in the table using the tester. If the continuity is not as indicated in the table, replace the starter interlock switch. •...

  • Page 474: Cruise Control System

    CRUISE CONTROL SYSTEM CRUISE CONTROL INSPECTION 1. Disconnect the negative battery cable. 2. Remove the driver-side air bag module. (See DRIVER-SIDE AIR BAG MODULE REMOVAL/INSTALLATION .) 3. Disconnect the audio control switch connector. (See AUDIO CONTROL SWITCH REMOVAL/INSTALLATION .) 4. Inspect for resistance and continuity between cruise control switch terminals BC using a tester. If not as specified, replace the cruise control switch.

  • Page 475: Pcm Removal/Installation

    PCM REMOVAL/INSTALLATION 1. When replacing the PCM, perform the following: PCM configuration (See PCM CONFIGURATION .) • 2. Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION .) 3. Remove in the order indicated in the table. 4. When replacing the PCM on the vehicles with the immobilizer system, perform the following: Immobilizer system component replacement/key addition and clearing (See IMMOBILIZER •...
  • Page 476 Not Using the WDS or Equivalent NOTE: The PCM terminal voltage can vary with conditions when measuring and changes due to age • deterioration on the vehicle, causing false diagnosis. Therefore a comprehensive inspection of the input and output systems, and the PCM is necessary to determine where the malfunction occurs. PCM terminal voltage table (Reference) Terminal Signal name Connected to Measurement condition...
  • Page 477 SSV switch • Related • The SSV actuator wiring rod is pulled in. harnesses      Knock • Knock sensor Knock sensor Under any condition 1.0 or less sensor (−) Related • wiring harnesses Shield   ...
  • Page 478 • solenoid valve Idling after warm-up Related • wiring harnesses      TP sensor TP sensor • Throttle body power Under any condition Approx. 5.0 Related • (TP sensor) supply wiring harnesses      •...
  • Page 479 High engine speed after warm- 1.0 or less • solenoid VDI solenoid VDI control valve valve Related • Idling wiring harnesses                Idling after warm-up 1.0 or less Rear HO2S Rear HO2S •...
  • Page 480 TP sensor • TP sensor Throttle body Under any condition 1.0 or less Related • (TP sensor) wiring harnesses Fuel Fuel injector • Fuel injector (See Inspection Using An Oscilloscope injector (FS) Related • (FS) (Reference) .) control wiring harnesses Shield ...
  • Page 481 Only when the metering oil pump is Metering oil commanded to • Metering oil Metering oil pump switch maximum position pump (Metering Idling pump switch Related • oil pump switch) wiring Except above 1.0 or less harnesses Neutral 1.0 or less Neutral •...
  • Page 482 Eccentric • Eccentric shaft shaft Eccentric shaft (See Inspection Using An Oscilloscope position position position sensor (Reference) .) sensor sensor (+) Related • wiring harnesses Metering oil • Metering oil Metering oil (See Inspection Using An Oscilloscope pump pump pump (Reference) .) Related •...
  • Page 483 harnesses Ignition coil • Ignition coil (See Inspection Using An Oscilloscope Ignition coil Related • (L/F) control (Reference) .) wiring harnesses Metering oil • Metering oil Metering oil (See Inspection Using An Oscilloscope pump pump pump (Reference) .) Related • control 2 wiring harnesses...
  • Page 484           Fuel Fuel injector • injector Fuel injector (See Inspection Using An Oscilloscope Related • (RP2) (RP2) (Reference) .) wiring control harnesses          ...
  • Page 485                     Related • Under any condition 1.0 or less wiring harnesses      When the drive-by- wire system has a 1.0 or less malfunction.
  • Page 486 EVAP leak EVAP leak detection detection pump EVAP leak • pump detection (pump) pump Idling Related • wiring harnesses      Related • Under any condition 1.0 or less wiring harnesses BARO BARO • sensor sensor BARO sensor Under any condition Approx.
  • Page 487 Brake • switch Except above 1.0 or less Related • wiring harnesses      Ignition switch at ON Ignition • relay Ignition relay Related • Except above 1.0 or less wiring harnesses      Because this terminal is for communication, good/no good Related...
  • Page 488 Refrigerant pressure switch Refrigerant • (high pressure pressure and low A/C switch and fan switch 1.0 or less pressure) switch on Related • wiring harnesses APP sensor APP sensor • 2 power APP sensor Under any condition Approx. 5.0 Related •...
  • Page 489 wiring harnesses      When the accelerator pedal is 3.783.93 Ignition depressed. APP sensor • APP sensor APP sensor switch at Related • When the wiring accelerator pedal is 1.5551.655 harnesses released.      There is a malfunction in the 1.0 or less...
  • Page 490 Related • Under any condition 1.0 or less wiring harnesses Engine runs. 1.0 or less Fuel pump • Fuel pump relay Fuel pump relay relay control Related • Engine stops. wiring harnesses      Related • Under any condition 1.0 or less wiring harnesses...
  • Page 491 harnesses CRUISE MAIN Approx. 0 switch pressed in CANCEL switch Cruise • 0.250.26 pressed in Cruise Ignition control Cruise control control switch at switch SET/COAST switch switch 1.161.20 switch Related pressed in • wiring RES/ACCEL switch 2.472.53 harnesses pressed in Except above Approx.
  • Page 492 APP sensor • APP sensor APP sensor Under any condition 1.0 or less Related • GND 2 wiring harnesses Main relay • Power Main relay Under any condition Related • supply wiring harnesses The cooling fan is operating at 1.0 or less high speed.
  • Page 493 Inspection Using An Oscilloscope (Reference) NOTE: The duty ratio for the wave pattern can vary with the control conditions. Therefore determine • comprehensively where the malfunction occurs among the input systems, output systems, and the PCM. Throttle control (+) Terminal connected: 1B (+)Negative battery terminal •...
  • Page 494 Fuel injector (FS, RS) control Terminal connected: • FS: 2G (+)Negative battery terminal RS: 2D (+)Negative battery terminal Oscilloscope setting: 5 V/DIV (Y): 5 ms/DIV (X), DC range • Measurement condition: Racing after warm-up (no load) • Field coil control (Generator) Terminal connected: 2I (+)Negative battery terminal •...
  • Page 495 Oscilloscope setting: 5 V/DIV (Y): 10 ms/DIV (X), DC range • Measurement condition: Idling after warm-up (no load) • Terminal connected: • FP1: 2M (+)Negative battery terminal RP1: 2J (+)Negative battery terminal Oscilloscope setting: 5 V/DIV (Y): 10 ms/DIV (X), DC range •...
  • Page 496 Terminal connected: 2T (+)Negative battery terminal • Oscilloscope setting: 2 V/DIV (Y): 2 ms/DIV (X), DC range • Measurement condition: Idling after warm-up (no load) • Eccentric shaft position sensor Terminal connected: 2U (+)Negative battery terminal • Oscilloscope setting: 2 V/DIV (Y): 5 ms/DIV (X), DC range •...
  • Page 497 Metering oil pump control 3 Terminal connected: 2V (+)Negative battery terminal • Oscilloscope setting: 5 V/DIV (Y): 2 ms/DIV (X), DC range • Measurement condition: Just after the ignition switch is off after warm-up (no load) • Metering oil pump control 4 Terminal connected: 2Y (+)Negative battery terminal •...
  • Page 498 Fuel injector (FP2, RF2) control Terminal connected: • FP2: 3A (+)Negative battery terminal RP2: 3D (+)Negative battery terminal Oscilloscope setting: 5 V/DIV (Y): 5 ms/DIV (X), DC range • Measurement condition: Racing after warm-up (no load) • APV motor control (+) Terminal connected: 3G (+)Negative battery terminal •...
  • Page 499 Using the WDS or Equivalent NOTE: PIDs for the following parts are not available on this model. Go to the appropriate part inspection page. • Main relay (See RELAY INSPECTION .) 1. Connect the WDS or equivalent to the DLC-2. 2.
  • Page 500 PID/DATA monitor table (reference) Monitor item Condition/Specification Unit/Condition Inspection item(s) (Definition) (Reference) terminal Ignition switch ON: The following PIDs • • ACCS (A/C ACSW, ECT, IVS, On/Off relay) A/C switch ON and PCM_T, RPM, TP, • fan switch ON at idling: On A/C relay •...
  • Page 501 Accelerator pedal • APP (Accelerator The following PIDs • released: 0%  pedal position) APP1, APP2 Accelerator pedal • APP sensor • depressed: 100% Accelerator pedal • released: 31.133.1% Accelerator pedal • depressed: 75.678.6% APP1 (Accelerator APP sensor pedal position) Accelerator pedal •...
  • Page 502 Closing APV motor • High engine speed • APV_POS (APV after warm-up: 1.5 position sensor) V or less APV position sensor • Except above: 1.5 V • or more No load after warm- • The following PIDs • ARPMDES up: 750850 rpm ACCS, ALTT V, (Target engine ...
  • Page 503 Ignition switch ON • Altitude 0 m {0 ft}): 3.84.2 V* Altitude 305 m {1,000 ft}): 3.64.0 V* Altitude 610 m {2,000 ft}): 3.53.9 V* Altitude 914 m {3,000 ft}): 3.43.7 V* Altitude 1,219 m {4,000 ft}): 3.23.6 V* Altitude 1,524 m {5,000 ft}): 3.13.5 V*...
  • Page 504 (Generator warning light) Ignition switch ON: Generator warning light • • Idling: Off • Refrigerant pressure • COLP switch (middle) ON (Refrigerant at idling: ON ON/OFF pressure switch Refrigerant pressure Refrigerant pressure switch • • (middle)) switch (middle) at idling: Clutch pedal •...
  • Page 505 ECT 20 °C {68 °F}: • approx. 3.1 V ECT 80 °C {176 • °F}: approx. 0.9 V Ignition switch at • ECT_DES The following PIDs • °C °F  ON position: (Estimated ECT) ECT, IAT, LOAD, Indicate the MAF, VSS estimated ECT EQ_RAT11 Acceleration: 1 or...
  • Page 506 (Cooling fan The cooling fan is The following PIDs • • control) operating: On ACSW, COLP, Except above: Off ECT, IAT, PCM_T • Cooling fan relay No.1 • FAN2 The cooling fan is The following PIDs • • On/Off operating at high ACSW, COLP, (Cooling fan speed: On...
  • Page 507 9.6 ms Fuel injector • Idling after warm- • up: 2.93.5 ms OL/CL/ The following PIDs • FUELSYS OL Drive/ ACSW, APP, B+,  Idling after warm- BARO, ECT, IAT, • (Fuel system OL Fault/ up: CL KNOCKR, MAF, status) O2S11, O2S12, CL Fault RPM, TP, VSS...
  • Page 508 Idling: Off VFAD solenoid valve • • Ignition switch at • °C °F ON position: Indicate the IAT (Intake air IAT sensor • temperature) IAT 20 °C {68 °F}: • Approx. 2.4 V IAT 40 °C {104 • °F}: Approx. 1.5 V When the following •...
  • Page 509 Idling: 18.025.0% • Engine speed 2,500 • rpm (no load): 13.519.5% LOAD (Engine The following PIDs •  load) BARO, IAT, MAF, Idling: 20.028.0% • Engine speed 2,500 • rpm (no load): 15.021.0% Idling after warm- • LONGFT1 (long The following PIDs •...
  • Page 510 Idling after warm- • up: 1.161.23 V Engine speed 2,500 • rpm (no load): 1.491.64 V Idling after warm- • up: 1.211.29 V Engine speed 2,500 • rpm (no load): 1.541.67 V Ignition switch ON: • (Malfunction On/Off  • indicator lamp) Idling: Off •...
  • Page 511 (Rear oxygen Idling after warm- Rear HO2S • • sensor) up: 0.5 V or more PSCNTV (AIR AIR pump The following PIDs • • solenoid valve On/Off operating: On CATT11_DSD, control) AIR pump not ECT, IAT • operating: Off AIR solenoid valve •...
  • Page 512 approx. 1.18 V Press RES/ACCEL: • approx. 2.50 V Others: approx. 5.0 • SELTESTDTC Indicate the Number of the DTCs detected by the KOEO/KOER self-test function (DTC) The following PIDs • SHRTFT1 ACSW, APP, B+, BARO, ECT, IAT, Idling after warm- ...
  • Page 513 High engine speed The following PIDs • • SSV (SSV On/Off and high load after BARO, ECT, IAT, solenoid valve) warm-up: On MAF, RPM, TP Idling: Off SSV solenoid valve • • test On/Off Test mode: On   • Except above: Off •...
  • Page 514 CTP: 1.181.78 V • WOT: 4.0334.303 • TPCT 1J, 1M Ignition switch ON • (TP sensor TP sensor • (CTP): 0.01 V voltage at CTP) VSS (Vehicle Vehicle running: • km/h ABS HU/CM  • speed) Indicate the vehicle DSC HU/CM •...

  • Page 515: Pcm Configuration

    PCM CONFIGURATION 1. Connect the WDS or equivalent to the DLC-2. 2. Set up the WDS or equivalent (including the vehicle recognition). 3. Select "Module Programming". 4. Select "Programmable Module Installation". 5. Select "PCM" and perform procedures according to directions on the WDS or equivalent screen. NOTE: If the PCM is replaced with a new one, the PCM stores DTC P0602 and illuminates the MIL •...

  • Page 516: Neutral Switch Inspection

    NEUTRAL SWITCH NEUTRAL SWITCH INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart. (See • FOREWORD .) Continuity Inspection 1. Remove the neutral switch. 2. Verify that the continuity between neutral switch terminals 1A and 2A is as indicated in the table. If there is no malfunction, perform the "Circuit Open/Short Inspection".
  • Page 517 Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the • wiring harness. Neutral switch terminal 2A and PCM terminal 2O Neutral switch terminal 1A and body ground Short circuit If there is continuity in the following wiring harnesses, there is a short circuit.

  • Page 518: Clutch Switch

    CLUTCH SWITCH CLUTCH PEDAL POSITION (CPP) SWITCH INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart. (See • FOREWORD .) Continuity Inspection 1. Remove the CPP switch. 2. Verify that the continuity between CPP switch terminals B and D is as indicated in the table. If there is no malfunction, perform the "Circuit Open/Short Inspection".
  • Page 519 Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the • wiring harness. CPP switch terminal B and PCM terminal 4F CPP switch terminal A and body GND Short circuit If there is continuity in the following wiring harnesses, there is a short circuit.
  • Page 520 METERING OIL PUMP METERING OIL PUMP SWITCH INSPECTION CAUTION: This inspection procedure cannot be completed correctly if the stepping motor which is built into the • metering oil pump has a malfunction. Before performing the inspection, verify that any one of the DTCs (P1685, P1686, P1687, P1688) related to the stepping motor is not detected.
  • Page 521 2. Disconnect the metering oil pump switch connector. 3. Inspect the following wiring harnesses for open or short circuit. (Continuity inspection) Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the •...
  • Page 522 SECONDARY SUTTER VALVE SWITCH SECONDARY SHUTTER VALVE (SSV) SWITCH INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart. (See • FOREWORD .) Continuity Inspection 1. Verify that the continuity between SSV switch terminals A and B is as indicated in the table. If there is no malfunction, perform the "Circuit Open/Short Inspection".
  • Page 523 3. Inspect the following wiring harnesses for open or short circuit. (Continuity inspection) Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the • wiring harness. SSV switch terminal A and PCM terminal 1D SSV switch terminal B and body ground Short circuit If there is continuity in the following wiring harnesses, there is a short circuit.
  • Page 524 SECONDARY SHUTTER VALVE (SSV) SWITCH REMOVAL/INSTALLATION 1. Disconnect the SSV switch connector. 2. Remove the SSV installation screws and remove the SSV switch. 3. Install in the reverse order of removal. SSV switch tightening torque 1.31.9 N·m {1419 kgf·cm, 1216 in·lbf} Engine Specifications Page 287...

  • Page 525: Engine Coolant Temperature (Ect) Sensor Removal/Installation

    ENGINE COOLANT TEMPERATURE SENSOR ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION 1. Remove the following part for easier access. Generator (See GENERATOR REMOVAL/INSTALLATION .) • 2. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .) 3. Disconnect the ECT sensor connector. 4.

  • Page 526: Engine Coolant Temperature (Ect) Sensor Inspection

    ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart. (See • FOREWORD .) Resistance Inspection 1. Disconnect the ECT sensor connector. 2. Remove the ECT sensor. 3. Place the detection part of the ECT sensor in water and verify that the resistance between ECT sensor terminals A and B is as indicated in the table while gradually increasing water temperature.
  • Page 527 1. Disconnect the PCM connector. 2. Disconnect the ECT sensor connector. 3. Inspect the following wiring harnesses for open or short circuit. (Continuity inspection) Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the •...

  • Page 528: Intake Air Temperature (Iat) Sensor Inspection

    INTAKE AIR TEMPERATURE SENSOR INTAKE AIR TEMPERATURE (IAT) SENSOR INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart. (See • FOREWORD .) Resistance Inspection 1. Disconnect the MAF/IAT sensor connector. 2. Verify that the resistance between MAF sensor terminals D and E is as indicated in the table while blowing hot air gradually into the IAT sensor part built into the MAF sensor.
  • Page 529 Circuit Open/Short Inspection 1. Disconnect the PCM connectors. 2. Disconnect the MAF/IAT sensor connector. 3. Inspect the following wiring harnesses for open or short circuit. (Continuity inspection) Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the •...
  • Page 530 If there is continuity in the following wiring harnesses, there is a short circuit. Repair or replace the • wiring harness. MAF/IAT sensor terminal D and body ground MAF/IAT sensor terminal D and power supply Notes: Engine Specifications Page 293...

  • Page 531: Throttle Position (Tp) Sensor Inspection

    THROTTLE POSITION SENSOR THROTTLE POSITION (TP) SENSOR INSPECTION CAUTION: This inspection procedure cannot be completed correctly if the accelerator pedal position sensor has a • malfunction. Before performing this procedure, verify that any one of the DTCs (P1577, P2122, P2123, P2127, P2128, P2138) related to the accelerator pedal position sensor is not detected.
  • Page 532 2. Disconnect the throttle body connector. 3. Inspect the following wiring harnesses for open or short circuit. (Continuity inspection) Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the •...

  • Page 533: Accelerator Pedal Position Sensor

    ACCELERATOR PEDAL POSITION SENSOR ACCELERATOR PEDAL POSITION (APP) SENSOR INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart. (See • FOREWORD .) Voltage Inspection 1. Turn the ignition switch to the ON position. 2. Verify that the voltage at PCM terminals 5F (WDS PID: APP1) and 5C (WDS PID: APP2) increases while gradually increasing the accelerator pedal opening angle according to the accelerator pedal opening angle.
  • Page 534 3. Inspect the following wiring harnesses for open or short circuit. (Continuity inspection) Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the • wiring harness. APP sensor terminal A and PCM terminal 4X APP sensor terminal B and PCM terminal 5AB APP sensor terminal C and PCM terminal 5C APP sensor terminal D and PCM terminal 4Y...
  • Page 535 AUXILIARY PORT VALVE POSITION SENSOR AUXILIARY PORT VALVE (APV) POSITION SENSOR INSPECTION NOTE: To determine if this part has any malfunction, perform the following procedure. • 1. Perform the APV motor inspection and replace the APV motor if necessary. (See AUXILIARY PORT VALVE (APV) MOTOR INSPECTION (13B-MSP (HIGH POWER)) .) Engine Specifications Page 298...

  • Page 536: Mass Air Flow Sensor

    MASS AIR FLOW SENSOR MASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR REMOVAL/INSTALLATION 1. Remove the MAF/IAT sensor connector. 2. Remove in the order indicated in the table. Screw (See Screw Installation Note .) MAF/IAT sensor (See MAF/IAT Sensor Installation Note .) 3.
  • Page 537 MAF/IAT Sensor Installation Note 1. Before installation of the MAF/IAT sensor, replace the O-ring. Screw Installation Note 1. After installation of the screws, verify that the MAF/IAT sensor is installed securely. MASS AIR FLOW (MAF) SENSOR INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart. (See •...
  • Page 538 3. As the air gradually approaches the MAF detection part of the MAF/IAT sensor, verify that the voltage at PCM terminal 5N (WDS PID: MAF) varies. If it cannot be verified even though the related harnesses have no malfunction, replace the •...
  • Page 539 Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the • wiring harness. MAF/IAT sensor terminal A and main relay terminal C MAF/IAT sensor terminal B and PCM terminal 5U MAF/IAT sensor terminal C and PCM terminal 5N Short circuit If there is continuity in the following wiring harnesses, there is a short circuit.

  • Page 540: Heated Oxygen Sensor

    HEATED OXYGEN SENSOR FRONT HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION 1. For the AT vehicles, perform the following procedure for easier access. a. Remove the rubber hanger. b. Remove the rear tunnel member. c. Remove the front tunnel member. d. Remove the catalytic converter installation nuts. e.
  • Page 541 3. Install in the reverse order of removal. Front HO2S tightening torque 2949 N·m {3.04.9 kgf·m, 2236 ft·lbf} FRONT HEATED OXYGEN SENSOR (HO2S) INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart. (See • FOREWORD .) Front HO2S Current Inspection 1.
  • Page 542 Front HO2S Heater Resistance Inspection 1. Disconnect the front HO2S connector. 2. Measure the resistance between front HO2S terminals C and D. If not within the specification, replace the front HO2S. (See FRONT HEATED OXYGEN • SENSOR (HO2S) REMOVAL/INSTALLATION .) Front HO2S heater resistance 2.162.90 ohms [20 °C {68 °F}] Circuit Open/Short Inspection...
  • Page 543 Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the • wiring harness. Front HO2S terminal A and PCM terminal 2B Front HO2S terminal B and PCM terminal 2C Front HO2S terminal C and main relay terminal C Front HO2S terminal D and PCM terminal 1V Short circuit...
  • Page 544 1 Protector Rear HO2S (See Rear HO2S Removal Note .) 3. Install in the reverse order of removal. Rear HO2S Removal Note 1. Remove the rear HO2S using the SST (49 T018 001). REAR HEATED OXYGEN SENSOR (HO2S) INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart.
  • Page 545 1. Warm up the engine to normal operating temperature. 2. Disconnect the rear HO2S connector. 3. Connect the positive probe of the tester (digital type) to rear HO2S sensor terminal A, and the negative probe to rear HO2S sensor terminal B and measure the voltage. 4.
  • Page 546 If not within the specification, replace the rear HO2S. (See REAR HEATED OXYGEN • SENSOR (HO2S) REMOVAL/INSTALLATION .) Rear HO2S heater resistance 14.118.9 ohms [20 °C {68 °F}] Circuit Open/Short Inspection 1. Disconnect the PCM connector. 2. Disconnect the rear HO2S connector. 3.
  • Page 547 If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the • wiring harness. Rear HO2S terminal A and PCM terminal 2Q Rear HO2S terminal B and PCM terminal 1U Rear HO2S terminal C and main relay terminal C Rear HO2S terminal D and PCM terminal 2A Short circuit If there is continuity in the following wiring harnesses, there is a short circuit.

  • Page 548: Barometric Pressure (Baro) Sensor Inspection

    BAROMETRIC PRESSURE SENSOR BAROMETRIC PRESSURE (BARO) SENSOR REMOVAL/INSTALLATION 1. Disconnect the BARO sensor connector. 2. Remove the BARO sensor installation bolt and remove the BARO sensor. 3. Install in the reverse order of removal. BARO sensor tightening torque 7.810.8 N·m {80110 kgf·cm, 6995 in·lbf} BAROMETRIC PRESSURE (BARO) SENSOR INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart.
  • Page 549 3. Turn the ignition switch to the ON position. 4. Verify that the voltage at PCM terminal 5S (WDS PID: BARO) is within the specification. If not within the specification even though the related wiring harnesses have no malfunction, • replace the BARO sensor (See BAROMETRIC PRESSURE (BARO) SENSOR REMOVAL/INSTALLATION .).
  • Page 550 2. Disconnect the BARO sensor connector. 3. Inspect the following wiring harnesses for open or short circuit. (Continuity inspection) Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the •...

  • Page 551: Knock Sensor

    KNOCK SENSOR KNOCK SENSOR (KS) REMOVAL/INSTALLATION 1. Disconnect the KS connector. 2. Remove the KS installation bolt and remove the KS. 3. Install in the reverse order of removal. KS tightening torque 1525 N·m {1.62.5 kgf·m, 1218 ft·lbf} KNOCK SENSOR (KS) INSPECTION Resistance Inspection NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart.
  • Page 552 If the monitor item condition/specification (reference) is not within the specification, even • though the KS resistance is within the specification, perform the "Circuit Open/Short Inspection". KS resistance 120280 kilohms Circuit Open/Short Inspection 1. Disconnect the PCM connector. 2. Disconnect the KS connector. 3.
  • Page 553 KS terminal A and body ground KS terminal A and power supply KS terminal B and body ground KS terminal B and power supply Notes: Engine Specifications Page 316...
  • Page 554 ECCENTRIC SHAFT POSITION SENSOR ECCENTRIC SHAFT POSITION SENSOR INSPECTION NOTE: Before performing the following inspection, make sure to follow the troubleshooting flowchart. (See • FOREWORD .) Visual Inspection 1. Remove the eccentric shaft position sensor. 2. Verify that there are no metal shavings on the sensor. If the monitor item condition (reference) is not within the specification even though there is no •...
  • Page 555 Open circuit If there is no continuity in the following wiring harnesses, there is an open circuit. Repair or replace the • wiring harness. Eccentric shaft position sensor terminal A and PCM terminal 2U Eccentric shaft position sensor terminal B and PCM terminal 2X Short circuit If there is continuity in the following wiring harnesses, there is a short circuit.
  • Page 556 3. Install in the reverse order of removal. Eccentric shaft position sensor tightening torque 7.910.7 N·m {80110 kgf·cm, 6995 in·lbf} Engine Specifications Page 319...
  • Page 557 ECCENTRIC SHAFT POSITION PLATE ECCENTRIC SHAFT POSITION PLATE INSPECTION 1. Verify that there are no cracks, damage, or corrosion on the projecting parts of the eccentric shaft position plate. If there are cracks, damage, or corrosion on the projecting parts, replace the eccentric shaft •...
  • Page 558 2 Eccentric shaft position plate 3. Install in the reverse order of removal. Notes: Engine Specifications Page 321...

  • Page 559: Technical Data

    TECHNICAL DATA ENGINE TECHNICAL DATA 13B-MSP 13B-MSP Item (Standard power) (High power) MECHANICAL 4.04.5 {0.160.17} When 4.55.0 {0.180.19} Drive belt Generator adjusting deflection Deflection 6.0 {0.24} or more limit (with pressure of (mm {in}) 3.03.8 {0.110.14} 98 N When 3.34.0 {0.130.15} {10 kgf, 22 lbf}) adjusting Deflection...
  • Page 560 N range 780880 Electrical D range 760860 loads on R range 730830 Neutral 750850 N range 780880 A/C on D range 760860 R range 730830 (standard) Neutral 760860 Idle-up speed* (rpm) A/C on N range 780880 (standard)+ D range 760860 R range 730830 electrical loads...

  • Page 561: Cooling System

    COOLING SYSTEM Coolant capacity (L {US qt, Imp qt}) 8.7 {9.2, 7.7} 73.3103.3 {0.7481.053, Cooling system cap valve opening pressure (kPa {kgf/cm , psi}) 10.6314.98} Initial-opening (°C {°F}) 8084 {176183} temperature Thermostat Full-opening 95 {203} (°C {°F}) temperature Full-open amount (mm {in}) 8.5 {0.33} or more Cooling fan No.1: 8.911.9...
  • Page 562 4.86.0 {0.490.61, Standard (N {kgf, lbf}) Brush spring force 1.081.34} Minimum (N {kgf, lbf}) 2.16 {0.22, 0.49} Ignition switch Terminal Approx. 1.0 or less Standard voltage Approx. 0 13.015.0 Idle [20 °C {68 Terminal Approx. 3.08.0 °F}] Terminal B current 70 Generated current [Engine speed 1,000 rpm]...

  • Page 563: W) Engine Specifications

    STARTING SYSTEM Standard (mm {in}) 29.4 {1.16} Commutator diameter Minimum (mm {in}) 28.8 {1.13} Standard (mm {in}) AT: 17.5 {0.69}, MT: 12.3 {0.48} Brush length Minimum (mm {in}) AT: 12.0 {0.47}, MT:7.0 {0.28} AT: 23.331.7 {2.383.23,5.247.12}, Standard (N {kgf, lbf}) Starter MT: 18.324.9 {1.872.53, 4.125.59} Brush spring force...
  • Page 564 ENGINE DIAGNOSTICS & CONTROL CONTROL SYSTEM WIRING DIAGRAM Engine Diagnostics & Control Page 1...
  • Page 565 Engine Diagnostics & Control Page 2...
  • Page 566 MONITORING SYSTEM AND CONTROL SYSTEM DEVICE RELATIONSHIP CHART ×: Applicable Component Input Battery × × × Ignition switch × × × A/C switch, refrigerant pressure switch (high, low pressure) × × × × × × TP sensor ECT sensor × × × × × × × × IAT sensor ×...
  • Page 567 OBD-II PENDING TROUBLE CODE These appear when a problem is detected in a monitored system. The code for a failed system is stored • in the PCM memory in the first drive cycle. This code is called the pending code. If the problem is not found in a second drive cycle, the PCM judges that the system returned to normal or the problem was mistakenly detected, and deletes the pending code.
  • Page 568 3. Retrieve the DTCs using the WDS or equivalent. Pending Trouble Code Access Procedure 1. Perform the necessary vehicle preparation and visual inspection. 2. Connect the WDS or equivalent to the vehicle DLC-2 16-pin connector located in the driver compartment. 3.
  • Page 569 2. Connect the WDS or equivalent to the vehicle DLC-2 16-pin connector located in the driver compartment. 3. Monitor the OBD-II systems operating status using the WDS or equivalent. PID/DATA Monitor and Record Procedure 1. Perform the necessary vehicle preparation and visual inspection. 2.

  • Page 570: Obd-Ii Drive Mode

    AFTER REPAIR PROCEDURE 1. Connect the WDS or equivalent to the DLC-2. 2. Cycle the ignition switch off, then to the ON position (Engine off). 3. Record DTC if retrieved. 4. Clear all diagnostic data using the WDS or equivalent. OBD-II DRIVE MODE Performing the Drive Mode inspects the OBD-II system for proper operation and must be performed to •...
  • Page 571 Mode 1 (PCM Adaptive Memory Produce Drive Mode) 1. Start the engine and warm it up completely. 2. Verify the following conditions and correct if necessary: All accessory loads (A/C, headlights, blower fan, rear window defroster) are off. • Initial ignition timing and idle speed are within specification. •...
  • Page 572 Mode 6 (EVAP System Repair Verification Drive Mode) NOTE: If the Mode 6 cannot be performed (you cannot drive the vehicle under the Mode 6 condition), perform • the "Evaporative System Test" as an alternative. (See Evaporative System Test .) 1.

  • Page 573: Diagnostic Monitoring Test Results

    DIAGNOSTIC MONITORING TEST RESULTS The purpose of this test mode is to confirm the result of OBD-II monitor diagnostic test results. The • result values stored when a particular monitor is completed are displayed. If the monitor is not completed, the initial value is displayed. Test ID Description Related system...

  • Page 574: Dtc Table

    DTC TABLE ×: Applicable : Not applicable Monitor Memory Condition Page item function Front HO2S heater control circuit HO2S (See DTC P0030 × problem heater P0030 ) HO2S (See DTC × P0031 Front HO2S heater control circuit low heater P0031 ) HO2S (See DTC ×...
  • Page 575 P0123 ) Insufficient coolant temperature for (See DTC P0125 × closed loop fuel control P0125 ) Insufficient coolant temperature for (See DTC P0126 Thermostat × stable operation P0126, P0128 P0128 Coolant thermostat problem Thermostat × (See DTC P0130 Front HO2S circuit problem HO2S ×...
  • Page 576 EVAP (See DTC P0441 EVAP system incorrect purge flow × system P0441 ) EVAP (See DTC P0442 EVAP system leak detected (small leak) × system P0442 ) (See DTC × P0443 Purge solenoid valve circuit problem P0443 ) EVAP system vent control circuit EVAP (See DTC ×...
  • Page 577 Throttle actuator control circuit (See DTC P0638 × range/performance problem P0638 ) (See DTC P0661 SSV solenoid valve control circuit low × P0661 ) (See DTC × P0662 SSV solenoid valve control circuit high P0662 ) (See DTC × P0703 Brake switch No.1 input circuit problem P0703 ) (See DTC...
  • Page 578 Throttle actuator control module (See DTC P2108 × performance error P2108 ) TP sensor minimum stop (See DTC P2109 × range/performance problem P2109 ) Throttle actuator control system (See DTC × P2112 range/performance problem P2112 ) Throttle actuator control throttle body (See DTC ×...
  • Page 579 EVAP system leak detection pump sense EVAP (See DTC P2405 × circuit low system P2405 ) EVAP system leak detection pump sense EVAP (See DTC P2406 × circuit high system P2406 ) EVAP system leak detection pump sense EVAP (See DTC ×...
  • Page 580 DTC P00XX DTC P0030 DTC P0030 Front HO2S heater control circuit problem The PCM monitors the front HO2S impedance when under the front HO2S heater • control for 200 s . If the impedance is more than 44 ohms , the PCM determines that there is a front HO2S heater control circuit problem.
  • Page 581 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 582 Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as • No Go to the next step. damaged/pulled-out pins, and corrosion). Is there any malfunction? • VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P0030 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all...
  • Page 583 DTC P0031 DTC P0031 Front HO2S heater control circuit low The PCM monitors the front HO2S heater control voltage when the PCM turns the • front HO2S heater off. If the control voltage exceeds 25 % of the battery voltage, the PCM determines that the front HO2S heater control circuit voltage is low.
  • Page 584 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 585 INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the next CONNECTION step. Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as • No Go to the next step. damaged/pulled-out pins, and corrosion).
  • Page 586 DTC P0032 DTC P0032 Front HO2S heater control circuit high The PCM monitors the front HO2S heater control voltage when the PCM turns the • front HO2S heater on. If the control voltage is less than 25 % of the battery voltage, the PCM determines that the front HO2S heater control circuit voltage is high.
  • Page 587 Notes: Engine Diagnostics & Control Page 24...
  • Page 588 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 589 INSPECT FRONT HO2S HEATER Replace the front HO2S, then go to Step 9. Inspect the front HO2S heater. • (See FRONT HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION .) (See FRONT HEATED OXYGEN SENSOR (HO2S) INSPECTION .) No Go to the next step. Is there any malfunction ? •...
  • Page 590 DTC P0037 DTC P0037 Rear HO2S heater control circuit low The PCM monitors the rear HO2S heater control voltage when the PCM turns the • rear HO2S heater off. If the control voltage exceeds 57 % of the battery voltage, the PCM determines that the rear HO2S heater control circuit voltage is low.
  • Page 591 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 592 INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the next CONNECTION step. Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as • No Go to the next step. damaged/pulled-out pins, and corrosion).
  • Page 593 DTC P0038 DTC P0038 Rear HO2S heater control circuit high The PCM monitors the rear HO2S heater control voltage when the PCM turns the • rear HO2S heater on. If the control voltage is less than 57 % of the battery voltage, the PCM determines that the rear HO2S heater control circuit voltage is high.
  • Page 594 Engine Diagnostics & Control Page 31...
  • Page 595 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 596 INSPECT REAR HO2S HEATER Replace the rear HO2S, then go to Step 9. Inspect the rear HO2S heater. • (See REAR HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION .) (See REAR HEATED OXYGEN SENSOR (HO2S) INSPECTION .) No Go to the next step. Is there any malfunction ? •...
  • Page 597 DTC P0076 DTC P0076 VDI solenoid valve control circuit low The PCM monitors the VDI solenoid valve control voltage when the PCM turns • the VDI solenoid valve off. If the control voltage is low, the PCM determines that the VDI solenoid valve control circuit voltage is low. Diagnostic support note DETECTION CONDITION...
  • Page 598 Engine Diagnostics & Control Page 35...
  • Page 599 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 600 INSPECT VDI SOLENOID VALVE Replace the VDI solenoid valve, then go to Step 9. Inspect the VDI solenoid valve. • (See INTAKE-AIR SYSTEM HOSE (See VARIABLE DYNAMIC EFFECT ROUTING DIAGRAM .) INTAKE-AIR (VDI) SOLENOID VALVE INSPECTION .) No Go to the next step. Is there any malfunction ? •...
  • Page 601 DTC P0077 DTC P0077 VDI solenoid valve control circuit high The PCM monitors the VDI solenoid valve control voltage when the PCM turns • the VDI solenoid valve on. If the control voltage is high, the PCM determines that the VDI solenoid valve control circuit voltage is high. Diagnostic support note DETECTION CONDITION...
  • Page 602 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 603 (See VARIABLE DYNAMIC EFFECT INTAKE-AIR (VDI) SOLENOID VALVE INSPECTION .) No Go to the next step. Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the CONNECTION next step. Turn the ignition switch off. •...
  • Page 604 DTC P0101 DTC P0101 MAF sensor circuit range/performance problem The PCM compares the actual MAF amount with the expected MAF amount when • the engine is running. If the throttle opening angle is more than 50 % and the MAF amount is less than 5 g/s {0.66 lb/min} , the PCM determines that there is a MAF sensor circuit range/performance problem.
  • Page 605 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 606 VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to Step 9. P0101 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all • disconnected connectors. Clear the DTC from the PCM • memory using the WDS or equivalent. Start the engine. •...
  • Page 607 Make sure to reconnect all • disconnected connectors. Clear the DTC from the PCM • memory using the WDS or equivalent. Start the engine. • Access the ECT and RPM PIDs. • No Go to the next step. Warm-up the engine until the ECT •...
  • Page 608 DTC P0102 DTC P0102 MAF sensor circuit low input The PCM monitors the input voltage from the MAF sensor when the engine is • running. If the input voltage is less than 0.5 V , the PCM determines that the MAF sensor circuit input voltage is low.
  • Page 609 Engine Diagnostics & Control Page 46...
  • Page 610 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 611 INSPECT MAF SENSOR Replace the MAF/IAT sensor, then go to Step 9. Inspect the MAF sensor. • (See MASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR (See MASS AIR FLOW (MAF) REMOVAL/INSTALLATION .) SENSOR INSPECTION .) No Go to the next step. Is there any malfunction ? •...
  • Page 612 DTC P0103 DTC P0103 MAF sensor circuit high input The PCM monitors the input voltage from the MAF sensor when the engine is • running. If the input voltage is more than 5.0 V , the PCM determines that the MAF sensor circuit input voltage is high.
  • Page 613 Engine Diagnostics & Control Page 50...
  • Page 614 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 615 INSPECT PCM CONNECTOR FOR POOR CONNECTION Turn the ignition switch off. • Disconnect the PCM connector. No Go to the next step. • Inspect for poor connection (such as • damaged/pulled-out pins, corrosion). Is there any malfunction? • INSPECT MAF SENSOR GND CIRCUIT Yes Go to the next step.
  • Page 616 DTC P0107 DTC P0107 BARO sensor circuit low input The PCM monitors the input voltage from the BARO sensor when the engine is • running. If the input voltage is less than 0.2 V , the PCM determines that the BARO sensor circuit input voltage is low.
  • Page 617 Engine Diagnostics & Control Page 54...
  • Page 618 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 619 INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to Step CONNECTION Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as • No Go to the next step. damaged/pulled-out pins, corrosion). Is there any malfunction? •...
  • Page 620 DTC P0108 DTC P0108 BARO sensor circuit high input The PCM monitors the input voltage from the BARO sensor when the engine is • running. If the input voltage is more than 4.8 V , the PCM determines that the BARO sensor circuit input voltage is high.
  • Page 621 Engine Diagnostics & Control Page 58...
  • Page 622 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 623 Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as No Go to the next step. • damaged/pulled-out pins, corrosion). Is there any malfunction? • INSPECT BARO SENSOR GND CIRCUIT FOR Yes Go to the next step. OPEN CIRCUIT Turn the ignition switch off.
  • Page 624 DTC P0111 DTC P0111 IAT sensor circuit range/performance problem The PCM compares the IAT with the ECT when the engine is running. If the IAT • is higher than the ECT by 40 ° ° ° ° C {104 ° ° ° ° F} , the PCM determines that there is an IAT sensor circuit range/performance problem.
  • Page 625 Notes: Engine Diagnostics & Control Page 62...
  • Page 626 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA • order, then go to the next step. been recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the available INFORMATION AVAILABILITY...
  • Page 627 (See INTAKE AIR TEMPERATURE (IAT) SENSOR INSPECTION .) No Go to the next step. Is there any malfunction ? • INSPECT PCM CONNECTOR FOR Yes Repair or replace the terminal, then go to the next step. POOR CONNECTION Turn the ignition switch off. •...
  • Page 628 DTC P0112 DTC P0112 IAT sensor circuit low input The PCM monitors the input voltage from the IAT sensor when the engine is • running. If the input voltage is less than 0.1 V , the PCM determines that the IAT sensor circuit input voltage is low.
  • Page 629 Engine Diagnostics & Control Page 66...
  • Page 630 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 631 INSPECT PCM CONNECTOR FOR Repair or replace the terminal, then go to the next POOR CONNECTION step. Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as • No Go to the next step. damaged/pulled-out pins, corrosion).
  • Page 632 DTC P0113 DTC P0113 IAT sensor circuit high input The PCM monitors the input voltage from the IAT sensor when the engine is • running. If the input voltage is more than 4.8 V , the PCM determines that the IAT sensor circuit input voltage is high.
  • Page 633 Engine Diagnostics & Control Page 70...
  • Page 634 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 635 INSPECT PCM CONNECTOR FOR POOR CONNECTION Turn the ignition switch off. • Disconnect the PCM connector. No Go to the next step. • Inspect for poor connection (such as • damaged/pulled-out pins, corrosion). Is there any malfunction? • INSPECT IAT SENSOR CIRCUIT FOR Yes Go to the next step.
  • Page 636 DTC P0117 DTC P0117 ECT sensor circuit low input The PCM monitors the input voltage from the ECT sensor when the engine is • running. If the input voltage is less than 0.2 V , the PCM determines that the ECT sensor circuit input voltage is low.
  • Page 637 Notes: Engine Diagnostics & Control Page 74...
  • Page 638 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 639 INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the next CONNECTION step. Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as • No Go to the next step. damaged/pulled-out pins, corrosion).
  • Page 640 DTC P0118 DTC P0118 ECT sensor circuit high input The PCM monitors the input voltage from the ECT sensor when the engine is • running. If the input voltage is more than 4.8 V , the PCM determines that the ECT sensor circuit input voltage is high.
  • Page 641 Engine Diagnostics & Control Page 78...
  • Page 642 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 643 INSPECT PCM CONNECTOR FOR POOR CONNECTION Turn the ignition switch off. • Disconnect the PCM connector. No Go to the next step. • Inspect for poor connection (such as • damaged/pulled-out pins, corrosion). Is there any malfunction? • INSPECT ECT SENSOR CIRCUIT FOR Yes Go to the next step.
  • Page 644 DTC P0122 DTC P0122 TP sensor No.1 circuit low input The PCM monitors the input voltage from the TP sensor No.1 when the engine is • running. If the input voltage is less than 0.3 V , the PCM determines that the TP sensor No.1 circuit input voltage is low.
  • Page 645 Engine Diagnostics & Control Page 82...
  • Page 646 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 647 INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to Step CONNECTION Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as • No Go to the next step. damaged/pulled-out pins, corrosion). Is there any malfunction? •...
  • Page 648 DTC P0123 DTC P0123 TP sensor No.1 circuit high input The PCM monitors the input voltage from the TP sensor No.1 when the engine is • running. If the input voltage is more than 4.8 V , the PCM determines that the TP sensor No.1 circuit input voltage is high.
  • Page 649 Engine Diagnostics & Control Page 86...
  • Page 650 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 651 Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as No Go to the next step. • damaged/pulled-out pins, corrosion). Is there any malfunction? • INSPECT TP SENSOR NO.1 GND CIRCUIT Yes Go to the next step. FOR OPEN CIRCUIT Turn the ignition switch off.
  • Page 652 DTC P0125 DTC P0125 Insufficient coolant temperature for closed loop fuel control The PCM monitors the ECT after cold engine start. If the ECT does not reach the • specification in a certain period, the PCM determines that the coolant temperature for closed loop fuel control is insufficient.
  • Page 653 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 654 SENSOR INSPECTION .) No Go to the next step. Is there any malfunction ? • VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P0125 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all • disconnected connectors.

  • Page 655: Monitoring Conditions

    DTC P0126, P0128 DTC P0126 Insufficient coolant temperature for stable operation DTC P0128 Coolant thermostat problem DTC P0126 The PCM monitors the ECT after the engine start for a certain period. If the the • ECT never exceeds 71 ° ° ° ° C {160 ° ° ° ° F} when the following conditions are met, the PCM determines that the coolant thermostat is stuck open.
  • Page 656 ECT sensor malfunction • PCM malfunction • Notes: Engine Diagnostics & Control Page 93...
  • Page 657 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on Has FREEZE FRAME DATA been recorded? • the repair order, then go to the next step. Perform repair or diagnosis according to VERIFY RELATED REPAIR INFORMATION the available repair information.
  • Page 658 INSPECT ECT SENSOR Replace the ECT sensor, then go to Step Inspect the ECT sensor. • (See ENGINE COOLANT (See ENGINE COOLANT TEMPERATURE TEMPERATURE (ECT) SENSOR (ECT) SENSOR INSPECTION .) REMOVAL/INSTALLATION .) Is there any malfunction ? • No Go to the next step. INSPECT COOLANT THERMOSTAT Replace the coolant thermostat, then go to the next step.
  • Page 659 VERIFY TROUBLESHOOTING OF DTC P0126 COMPLETED Connect the WDS or equivalent to the DLC-2. • Start the engine. • Verify that the E/L and A/C are off. • Access the DIAGNOSTIC MONITORING • TEST RESULTS. Monitor the TEST #10:E1:81 (ECT). •...
  • Page 660 VERIFY TROUBLESHOOTING OF DTC P0128 COMPLETED Connect the WDS or equivalent to the DLC-2. • Start the engine. • Verify that the E/L and A/C are off. • Access the DIAGNOSTIC MONITORING • TEST RESULTS. Monitor the TEST #10:E1:80 (heat radiation •...
  • Page 661 DTC P0130 DTC P0130 Front HO2S circuit problem The PCM monitors the front HO2S impedance when under the front HO2S heater • control. If the impedance is more than 500 ohms , the PCM determines that there is a front HO2S circuit problem. Diagnostic support note DETECTION This is an intermittent monitor (HO2S).
  • Page 662 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 663 Make sure to reconnect all • disconnected connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. Perform the DRIVE MODE 1 and 3. • No Go to the next step. (See OBD-II DRIVE MODE .) Is the PENDING CODE same as the •...
  • Page 664 DTC P0131 DTC P0131 Front HO2S circuit low voltage The PCM monitors the input voltage from the front HO2S and the front HO2S • output current when the engine is running. If the input voltage is less than 1.8 V or the output current is less than -5 mA , the PCM determines that the front HO2S circuit voltage is low.
  • Page 665 Engine Diagnostics & Control Page 102...
  • Page 666 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 667 INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to Step CONNECTION Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as • No Go to the next step. damaged/pulled-out pins, corrosion). Is there any malfunction? •...
  • Page 668 DTC P0132 DTC P0132 Front HO2S circuit high voltage The PCM monitors the input voltage from the front HO2S and the front HO2S • output current when the engine is running. If the input voltage is more than 3.8 V or the output current is more than 5 mA , the PCM determines that the front HO2S circuit voltage is high.
  • Page 669 Engine Diagnostics & Control Page 106...
  • Page 670 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 671 Inspect the front HO2S. • (See FRONT HEATED OXYGEN No Go to the next step. SENSOR (HO2S) INSPECTION .) Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the next CONNECTION step.
  • Page 672 DTC P0133 DTC P0133 Front HO2S circuit slow response The PCM monitors the front HO2S output current and short term fuel trim • (SHRTFT) when the following conditions are met. If the output current response is lower than that expected from the fuel trim, the PCM determines that the front HO2S circuit response is slow.
  • Page 673 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 674 VERIFY CURRENT INPUT SIGNAL STATUS OF FRONT HO2S Connect the WDS or equivalent to the • DLC-2. Start the engine and warm it up • completely. Access the O2S11 PID. • Read the O2S11 PID under following • accelerator pedal conditions (in PARK or No Go to the next step.
  • Page 675 Perform the "FUEL LINE PRESSURE • INSPECTION". (See FUEL LINE PRESSURE No Go to the next step. INSPECTION .) Is there any malfunction ? • INSPECT FUEL LINE PRESSURE (LOW Yes Go to the next step. FUEL LINE PRESSURE) Perform the "FUEL LINE PRESSURE •...
  • Page 676 INSPECT TP SENSOR Replace the throttle body, then go to Step 16. Inspect the TP sensor. • (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .) (See THROTTLE POSITION (TP) SENSOR INSPECTION .) No Go to the next step. Is there any malfunction ? •...
  • Page 677 DTC P0138 DTC P0138 Rear HO2S circuit high voltage The PCM monitors the input voltage from the rear HO2S when the engine is • running. If the input voltage is more than 1.2 V , the PCM determines that the rear HO2S circuit voltage is high.
  • Page 678 Engine Diagnostics & Control Page 115...
  • Page 679 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 680 Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as No Go to the next step. • damaged/pulled-out pins, corrosion). Is there any malfunction? • VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P0138 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all disconnected...
  • Page 681 DTC P0139 DTC P0139 Rear HO2S circuit slow response The PCM monitors the rear HO2S inversion cycle period, lean-to-rich response time • and rich-to-lean response time when under the open loop fuel control (fuel cut off control). If the average response time is more than the specification, the PCM determines that the rear HO2S circuit response is slow.
  • Page 682 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 683 VERIFY CURRENT INPUT SIGNAL STATUS OF REAR HO2S Connect the WDS or equivalent to the • DLC-2. Start the engine and warm it up • completely. Access the O2S12 PID. • Read the O2S12 PID under following • accelerator pedal conditions (in PARK or No Go to the next step.
  • Page 684 Perform the "FUEL LINE PRESSURE • INSPECTION". (See FUEL LINE PRESSURE No Go to the next step. INSPECTION .) Is there any malfunction ? • INSPECT FUEL LINE PRESSURE (LOW Yes Go to the next step. FUEL LINE PRESSURE) Perform the "FUEL LINE PRESSURE •...
  • Page 685 VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P0139 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. Perform the DRIVE MODE 1 and 3.
  • Page 686 DTC P0171 DTC P0171 System too lean The PCM monitors the short term fuel trim (SHRTFT) and long term fuel trim • (LONGFT) when under closed loop fuel control. If the fuel trim is more than the specification, the PCM determines that the system is too lean. Diagnostic support note DETECTION This is a continuous monitor (Fuel system).
  • Page 687 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 688 VERIFY CURRENT INPUT SIGNAL STATUS Connect the WDS or equivalent to • the DLC-2. Verify the following PIDs. • Inspect the malfunctioning part according to the (See PCM INSPECTION .) inspection results. Then go to Step 24. Are the PIDs normal? •...
  • Page 689 release of accelerator pedal (lean condition) No Go to the next step. Is the PID normal? • INSPECT EXHAUST SYSTEM FOR Repair or replace the malfunctioning part, then go to EXHAUST GAS LEAKAGE Step 24. Replace the front HO2S, then go to Step 24. Visually inspect exhaust gas leakage •...
  • Page 690 INSPECT IGNITION COIL OPERATION AND HIGH-TENSION LEAD WITH TIMING LIGHT Inspect the blinking condition on • No Go to the next step. each high-tension lead using timing light at idle. Do all the high-tension leads show • blinking condition? INSPECT HIGH-TENSION LEAD OF NO Replace the malfunctioning high-tension lead, then BLINKING HIGH-TENSION LEAD go to Step 24.
  • Page 691 INSPECT ENGINE COMPRESSION Yes Go to the next step. Inspect the engine compression. • (See COMPRESSION No Go to Step 23. INSPECTION .) Is there any malfunction? • INSPECT METERING OIL PUMP Repair or replace the malfunctioning part according to the inspection results. Inspect the metering oil pump.
  • Page 692 INSPECT FUEL INJECTOR Replace the fuel injector, then go to the next step. Inspect the fuel injector. • (See FUEL INJECTOR REMOVAL/INSTALLATION .) (See FUEL INJECTOR INSPECTION .) No Go to the next step. Is there any malfunction? • VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step.
  • Page 693 DTC P0172 DTC P0172 System too rich The PCM monitors the short term fuel trim (SHRTFT) and long term fuel trim • (LONGFT) when under closed loop fuel control. If the fuel trim is less than the specification, the PCM determines that the system is too rich. Diagnostic support note DETECTION This is a continuous monitor (Fuel system).
  • Page 694 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 695 VERIFY CURRENT INPUT SIGNAL STATUS Connect the WDS or equivalent to the • DLC-2. Verify the following PIDs. • Inspect the malfunctioning part according to the (See PCM INSPECTION .) inspection results. Then go to Step 11. Are the PIDs normal? •...
  • Page 696 VERIFY CURRENT INPUT SIGNAL STATUS OF FRONT HO2S Connect the WDS or equivalent to the • DLC-2. Start the engine and warm it up • completely. Access the O2S11 PID. • Replace the front HO2S, then go to Step 11. Read the O2S11 PID under following •...
  • Page 697 Perform the "Fuel Pump Speed Control • Operation Inspection". (See Fuel Pump Speed Control No Go to the next step. Operation Inspection .) Is there any malfunction? • VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P0172 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all disconnected...
  • Page 698 DTC P02XX DTC P0222 DTC P0222 TP sensor No.2 circuit low input The PCM monitors the input voltage from the TP sensor No.2 when the engine is • running. If the input voltage is less than 0.7 V , the PCM determines that the TP sensor No.2 circuit input voltage is low.
  • Page 699 Engine Diagnostics & Control Page 136...
  • Page 700 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 701 INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to Step CONNECTION Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as • No Go to the next step. damaged/pulled-out pins, corrosion). Is there any malfunction? •...
  • Page 702 DTC P0223 DTC P0223 TP sensor No.2 circuit high input The PCM monitors the input voltage from the TP sensor No.2 when the engine is • running. If the input voltage is more than 4.8 V , the PCM determines that the TP sensor No.2 circuit input voltage is high.
  • Page 703 Notes: Engine Diagnostics & Control Page 140...
  • Page 704 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 705 Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as No Go to the next step. • damaged/pulled-out pins, corrosion). Is there any malfunction? • INSPECT TP SENSOR NO.2 GND CIRCUIT Yes Go to the next step. FOR OPEN CIRCUIT Turn the ignition switch off.
  • Page 706 DTC P0300 DTC P0300 Random misfire detected The PCM monitors eccentric shaft position sensor input signal interval time. The • PCM calculates the change of the interval time for each rotor. If the change of interval time exceeds the preprogrammed criteria, the PCM detects a misfire in the corresponding rotor.
  • Page 707 Leakage engine coolant • PCM malfunction • Engine Diagnostics & Control Page 144...
  • Page 708 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 709 VERIFY CURRENT INPUT SIGNAL STATUS UNDER FREEZE FRAME DATA CONDITION Connect the WDS or equivalent to • the DLC-2. Verify the following PIDs under the • FREEZE FRAME DATA condition. Inspect the malfunctioning part according to the inspection results. (See PCM INSPECTION .) Then go to Step 22.
  • Page 710 INSPECT IGNITION COIL POWER Yes Go to the next step. CIRCUIT FOR OPEN CIRCUIT OR SHORT TO GND Turn the ignition switch to the ON • position (Engine off). Repair or replace the wiring harness for a possible Measure the voltage between •...
  • Page 711 Is there any malfunction ? • No Go to Step 15. INSPECT FUEL SYSTEM FOR FUEL Repair or replace the malfunctioning part, then go to LEAKAGE Step 22. Replace the fuel pump unit, then go to Step 22. Visually inspect fuel leakage in the •...
  • Page 712 Inspect and repair for leakage and/or clogged in oil INSPECT OIL PASSAGE passage at engine. Inspect the oil pipe between Overhaul or replace the engine. • metering oil pump and metering oil nozzle. Then go to Step 22. Is there any malfunction? •...
  • Page 713 Perform the "AFTER REPAIR • PROCEDURE". (See AFTER REPAIR No DTC troubleshooting completed. PROCEDURE .) Are any DTCs present? • Notes: Engine Diagnostics & Control Page 150...
  • Page 714 DTC P0301, P0302 DTC P0301 Front rotor misfire detected DTC P0302 Rear rotor misfire detected The PCM monitors eccentric shaft position sensor input signal interval time. The • PCM calculates the change of the interval time for each rotor. If the change of interval time exceeds the preprogrammed criteria, the PCM detects a misfire in the corresponding rotor.
  • Page 715 PCM malfunction • Notes: Engine Diagnostics & Control Page 152...
  • Page 716 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 717 VERIFY CURRENT INPUT SIGNAL STATUS UNDER FREEZE FRAME DATA CONDITION Connect the WDS or equivalent to the • DLC-2. Verify the following PIDs under the • FREEZE FRAME DATA condition. Inspect the malfunctioning part according to the inspection results. (See PCM INSPECTION .) Then go to Step 19.
  • Page 718 Visually inspect for loosen, cracks or • damages hoses in intake-air system. No Go to the next step. Is there any malfunction? • INSPECT FUEL INJECTOR WIRING Yes Go to the next step. HARNESS Inspect for fuel injector wiring harness. Disconnect the fuel injector connector.
  • Page 719 Replace the engine oil. Inspect the engine oil condition. • Is the engine oil condition normal? Inspect the ECT sensor and related harnesses. • (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION .) Overhaul or replace the engine. Then go to Step 19. INSPECT OIL PRESSURE Repair or replace the malfunctioning part according to the inspection results.
  • Page 720 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. No Go to the next step. Start the engine and warm it up • completely. Is the PENDING CODE same as the DTC •...
  • Page 721 DTC P0327 DTC P0327 KS circuit low input The PCM monitors the input voltage from the KS when the engine is running. If • the input voltage is less than 1.2 V , the PCM determines that the KS circuit input voltage is low.
  • Page 722 Engine Diagnostics & Control Page 159...
  • Page 723 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 724 INSPECT PCM CONNECTOR FOR POOR Yes Repair or replace the terminal, then go to Step 8. CONNECTION Turn the ignition switch off. • Disconnect the PCM connector. • No Go to the next step. Inspect for poor connection (such as •...
  • Page 725 DTC P0328 DTC P0328 KS circuit high input The PCM monitors the input voltage from the KS when the engine is running. If • the input voltage is more than 4.0 V , the PCM determines that the KS circuit input voltage is high.
  • Page 726 Engine Diagnostics & Control Page 163...
  • Page 727 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 728 Inspect the KS. • (See KNOCK SENSOR (KS) No Go to the next step. INSPECTION .) Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the next CONNECTION step. Turn the ignition switch off. •...
  • Page 729 DTC P0335 DTC P0335 Eccentric shaft position sensor circuit problem The PCM monitors the input signal from the eccentric shaft position sensor when • the mass intake airflow amount is more than 2 g/s {0.26 lb/min} . If the input signal is not input, the PCM determines that there is a eccentric shaft position sensor circuit malfunction.
  • Page 730 Engine Diagnostics & Control Page 167...
  • Page 731 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 732 Turn the ignition switch to the ON position • (Engine off). Measure the voltage between the following • circuits: Eccentric shaft position sensor terminal A (wiring harness-side) No Go to the next step. and body GND Eccentric shaft position sensor terminal B (wiring harness-side) and body GND Is the voltage B+ ?
  • Page 733 VERIFY TROUBLESHOOTING OF DTC P0335 Replace the PCM, then go to the next step. COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. No Go to the next step.
  • Page 734 DTC P0336 DTC P0336 Eccentric shaft position sensor circuit range/performance problem The PCM monitors the input signal from the eccentric shaft position sensor when • the engine is running. If the input signal is not the proper pulse number, the PCM determines that there is a eccentric shaft position sensor circuit range/performance problem.
  • Page 735 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 736 Inspect the eccentric shaft position sensor. • (See ECCENTRIC SHAFT POSITION No Go to the next step. SENSOR INSPECTION .) Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the CONNECTION next step.
  • Page 737 DTC P0410 DTC P0410 AIR system problem The PCM monitors the front HO2S output current when the AIR control is • operating. If the output current is more than the specification, the PCM determines that there is an AIR system problem. Diagnostic support note DETECTION This is an intermittent monitor (AIR system).
  • Page 738 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 739 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. Soak the vehicle in a place that is at a • temperature of approx. 25 ° ° ° ° C {77 ° ° ° ° F} for No Go to the next step.
  • Page 740 DTC P0420 DTC P0420 Catalyst system efficiency below threshold The PCM monitors the input voltage from the rear HO2S and the front HO2S output • current when the following conditions are met. If the input voltage change is extremely large compared to the output current change, the PCM determines that the catalyst system has deteriorated.
  • Page 741 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 742 INSPECT PURGE CONTROL SYSTEM OPERATION Perform the "Purge Control System • Operation Inspection". Repair or replace malfunctioning part according to the inspection results. (See Purge Control System Inspection .) Then go to Step 10. Does purge control system operate • properly? VERIFY CURRENT INPUT SIGNAL Yes Go to the next step.
  • Page 743 Make sure to reconnect all • disconnected connectors. Clear the DTC from the PCM • memory using the WDS or equivalent. Perform the DRIVE MODE 1 and 3. No Go to the next step. • (See OBD-II DRIVE MODE .) Is the PENDING CODE same as the •...
  • Page 744 DTC P0441 DTC P0441 EVAP system incorrect purge flow The PCM monitors the purge line vacuum, when the following conditions are met. • If the vacuum between the charcoal canister and the intake manifold does not reach the specification, the PCM determines that the EVAP system purge flow is incorrect.
  • Page 745 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 746 (See PURGE SOLENOID VALVE Inspect the following parts for clogging. INSPECTION .) Vacuum hoses between intake manifold to • Is there any malfunction? charcoal canister • Catch tank • Charcoal canister • Repair or replace the malfunction part, then go to Step 13.
  • Page 747 Test". (See Evaporative System Test .) No Go to the next step. Is test result failed (red light turns • on)? INSPECT INSTALLATION OF FUEL Yes Go to the next step. PUMP UNIT Inspect the fuel pump unit for • Repair or replace the malfunctioning part, then go damage, insufficient sealing or to the next step.
  • Page 748 VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P0441 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all • disconnected connectors. Clear the DTC from the PCM • memory using the WDS or equivalent. Perform the DRIVE MODE 1 and 6.
  • Page 749 DTC P0442 DTC P0442 EVAP system leak detected (small leak) The PCM monitors the pump load current (EVAP line pressure) when the specified • period has passed after EVAP system is sealed when the following conditions are met. If the pump load current does not reach the reference current value within the specified period, the PCM determines that the EVAP system has small leak.
  • Page 750 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 751 Inspect the following for leakage • using ultrasonic leak detector: (See Evaporative System Test .) No Go to the next step. Charcoal canister Catch tank Fuel-filler cap EVAP hoses and pipes Fuel tank Is leakage found? • INSPECT PURGE SOLENOID VALVE Replace the purge solenoid valve, then go to Step Inspect the purge solenoid valve.
  • Page 752 INSPECT INSTALLATION OF FUEL Yes Go to the next step. PUMP UNIT Inspect the fuel pump unit for • Repair or replace the malfunctioning part, then go damage, insufficient sealing or to the next step. poorly. Is it normal? • VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step.
  • Page 753 DTC P0443 DTC P0443 Purge solenoid valve circuit problem The PCM monitors the purge solenoid valve control voltage when the PCM turns • the purge solenoid valve off. If the control voltage is less than 5.8 V , the PCM determines that the purge solenoid valve control circuit voltage is low.
  • Page 754 Engine Diagnostics & Control Page 191...
  • Page 755 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 756 INSPECT PURGE SOLENOID VALVE Repair or replace harness for short to power CONTROL CIRCUIT FOR SHORT TO POWER supply, then go to Step 10. SUPPLY Turn the ignition switch to the ON position • (Engine off). Measure the voltage between purge •...
  • Page 757 VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection. Perform the "AFTER REPAIR • (See DTC TABLE .) PROCEDURE". (See AFTER REPAIR PROCEDURE .) No DTC troubleshooting completed. Are any DTCs present? • Notes: Engine Diagnostics & Control Page 194...
  • Page 758 DTC P0446 DTC P0446 EVAP system vent control circuit problem The PCM monitors pump load current (EVAP line pressure) when the evaporative • leak monitor is operating. If the decrease in pump load current is less than the specification after the reference current value has been obtained, the PCM determines change over valve in EVAP system leak detection pump has a malfunction.
  • Page 759 Engine Diagnostics & Control Page 196...
  • Page 760 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 761 system leak detection pump). (See EVAPORATIVE EMISSION (EVAP) SYSTEM LEAK DETECTION No Go to the next step. PUMP INSPECTION .) Is there any malfunction? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the CONNECTION next step.
  • Page 762 DTC P0455 DTC P0455 EVAP system leak detected (large leak) The PCM monitors the pump load current (EVAP line pressure) when the specified • period has passed after EVAP system is sealed when the following conditions are met. If the pump load current does not reach the reference current value within the specified period, the PCM determines that the EVAP system has large leak.
  • Page 763 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 764 INSPECT PURGE SOLENOID VALVE Replace the purge solenoid valve, then go to Step 17. Inspect the purge solenoid valve. • (See INTAKE-AIR SYSTEM HOSE ROUTING (See PURGE SOLENOID VALVE DIAGRAM .) INSPECTION .) No Go to the next step. Is there any malfunction? •...
  • Page 765 INSPECT INSTALLATION OF FUEL PUMP UNIT Remove fuel tank. Repair or replace the malfunctioning part, then • Inspect the fuel pump unit for damage, go to Step 17. • insufficient sealing or poorly. Is it normal? • INSPECT FUEL TANK Replace the fuel tank, then go to Step 17.
  • Page 766 INSPECT CHARCOAL CANISTER Replace the charcoal canister, then go to the next step. Inspect the charcoal canister. • (See EVAPORATIVE EMISSION (EVAP) (See CHARCOAL CANISTER CONTROL SYSTEM INSPECTION .) REMOVAL/INSTALLATION .) Is there any malfunction? • No Go to the next step. VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step.
  • Page 767 DTC P0456 DTC P0456 EVAP system leak detected (very small leak) The PCM monitors the pump load current (EVAP line pressure) when a specified • period has passed after EVAP system is sealed after ignition switch is turned off. If the pump load current does not reach the reference load value or rate of the load increase lower than specified within a specified period, the PCM determines that the EVAP system has a very small leak.
  • Page 768 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 769 Inspect the following for leakage • using ultrasonic leak detector: (See Evaporative System Test .) No Go to the next step. Charcoal canister Catch tank Fuel-filler cap EVAP hoses and pipes Fuel tank Is leakage found? • INSPECT PURGE SOLENOID VALVE Replace the purge solenoid valve, then go to Step Inspect the purge solenoid valve.
  • Page 770 INSPECT INSTALLATION OF FUEL Yes Go to the next step. PUMP UNIT Inspect the fuel pump unit for • Repair or replace the malfunctioning part, then go damage, insufficient sealing or to the next step. poorly. Is it normal? • VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step.
  • Page 771 DTC P0461 DTC P0461 Fuel gauge sender unit circuit range/performance problem The PCM monitors the fuel tank level difference before and after the PCM- • calculated fuel consumption has reached more than 21 L {22.2 US qt, 18.5 Imp qt} . If the difference is less than 5 % , the PCM determines that there is a fuel gauge sender unit circuit range/performance problem.
  • Page 772 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 773 Perform the "AFTER REPAIR • PROCEDURE". (See AFTER REPAIR PROCEDURE No DTC troubleshooting completed. Are any DTCs present? • Notes: Engine Diagnostics & Control Page 210...
  • Page 774 DTC P0462 DTC P0462 Fuel gauge sender unit circuit low input The PCM monitors the fuel tank level and input voltage from the fuel gauge sender • unit when the engine is running. If the input voltage is less than 2.5 V and fuel tank level is full, the PCM determines that the fuel gauge sender unit circuit input voltage is low.
  • Page 775 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 776 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. Start the engine. No Go to the next step. • Drive the vehicle under the FREEZE • FRAME DATA condition. Is the PENDING CODE same as DTC •...
  • Page 777 DTC P0463 DTC P0463 Fuel gauge sender unit circuit high input The PCM monitors the fuel tank level and input voltage from the fuel gauge sender • unit when the engine is running. If the input voltage is more than 2.5 V and fuel tank level is empty, the PCM determines that the fuel gauge sender unit circuit input voltage is high.
  • Page 778 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 779 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. No Go to the next step. Drive the vehicle under the FREEZE • FRAME DATA condition. Is the PENDING CODE same as DTC •...
  • Page 780 DTC P0480 DTC P0480 Cooling fan No.1 control circuit problem The PCM monitors the cooling fan relay No.1 control voltage when the PCM turns • the cooling fan relay No.1 off. If the control voltage is low, the PCM determines that the cooling fan No.1 control circuit voltage is low.
  • Page 781 Engine Diagnostics & Control Page 218...
  • Page 782 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 783 INSPECT COOLING FAN RELAY NO.1 Repair or replace the wiring harness for a CONTROL CIRCUIT FOR SHORT TO POWER possible short to power supply, then go to Step SUPPLY Turn the ignition switch to the ON position • (Engine off). Measure the voltage between cooling fan •...
  • Page 784 VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection. Perform the "AFTER REPAIR • (See DTC TABLE .) PROCEDURE". (See AFTER REPAIR PROCEDURE .) No DTC troubleshooting completed. Are any DTCs present? • Engine Diagnostics & Control Page 221...
  • Page 785 DTC P0481 DTC P0481 Cooling fan No.2 control circuit problem The PCM monitors the cooling fan relay No.2 control voltage when the PCM turns • the cooling fan relay No.2 off. If the control voltage is low, the PCM determines that the cooling fan No.2 control circuit voltage is low.
  • Page 786 Engine Diagnostics & Control Page 223...
  • Page 787 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 788 NO.2/NO.3 CONTROL CIRCUIT FOR SHORT TO GND Turn the ignition switch off. • Inspect for continuity between the • following circuits: Cooling fan relay No.2 terminal No Go to the next step. E (wiring harness-side) and body Cooling fan relay No.3 terminal E (wiring harness-side) and body Is there continuity? •...
  • Page 789 INSPECT COOLING FAN RELAY NO.2/NO.3 CONTROL CIRCUIT FOR OPEN CIRCUIT Turn the ignition switch off. • Inspect for continuity between the • following circuits: Cooling fan relay No.2 terminal Repair or replace the wiring harness for a E (wiring harness-side) and PCM possible open circuit, then go to the next step.
  • Page 790 DTC P0500 DTC P0500 VSS circuit problem The PCM monitors the input signal from the vehicle speed sensor when the • following conditions are met. If the input signal is less than 3.7 km/h {2.3 mph} , the PCM determines that there is a VSS circuit malfunction. MONITORING CONDITION Shift lever position: gear is not in neutral position Engine speed: more than 2,500 rpm...
  • Page 791 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 792 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. No Go to the next step. Drive the vehicle under the FREEZE • FRAME DATA condition. Is the PENDING CODE same as the DTC •...
  • Page 793 DTC P0505 DTC P0505 Idle air control system problem The PCM cannot control idle speed at the target idle speed during the • self-test. DETECTION Diagnostic support note CONDITION The MIL does not illuminate. • PENDING CODE is not available. •...
  • Page 794 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 795 The following test should be performed • for A/C. Go to the next step for vehicles without A/C. No Go to the next step. Turn the blower motor switch off. • Is magnetic clutch still on? • INSPECT GENERATOR CONTROL SYSTEM Yes Go to the next step.
  • Page 796 Replace the engine oil. Inspect the engine oil condition. • Is the engine oil condition normal? Inspect the ECT sensor and related harnesses. • (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION .) Overhaul or replace the engine. Then go to Step 15. INSPECT OIL PRESSURE Repair or replace the malfunctioning part according to the inspection results.
  • Page 797 VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection. Perform the "AFTER REPAIR • (See DTC TABLE .) PROCEDURE". (See AFTER REPAIR PROCEDURE .) No DTC troubleshooting completed. Are any DTCs present? • Notes: Engine Diagnostics & Control Page 234...
  • Page 798 DTC P0506 DTC P0506 Idle air control system RPM lower than expected The PCM compares the actual idle speed with the target idle speed when the engine • is running. If the actual idle speed is lower than targeted by 100 rpm , the PCM determines that the idle air control system RPM is lower than expected.
  • Page 799 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 800 NOTE: The following test should be performed • for A/C. Go to the next step for No Go to the next step. vehicles without A/C. Turn the blower motor switch off. • Is magnetic clutch still on? • INSPECT GENERATOR CONTROL Yes Go to the next step.
  • Page 801 INSPECT ECT SENSOR Replace the ECT sensor, then go to Step 20. Inspect the ECT sensor. • (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR REMOVAL/INSTALLATION .) (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION .) No Go to the next step. Is there any malfunction ? •...
  • Page 802 Replace the engine oil. Inspect the engine oil condition. • Is the engine oil condition normal? Inspect the ECT sensor and related harnesses. • (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION .) Overhaul or replace the engine. Then go to Step 20. INSPECT OIL PRESSURE Repair or replace the malfunctioning part according to the inspection results.
  • Page 803 VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection. Perform the "AFTER REPAIR • (See DTC TABLE .) PROCEDURE". (See AFTER REPAIR PROCEDURE .) No DTC troubleshooting completed. Are any DTCs present? • Engine Diagnostics & Control Page 240...
  • Page 804 DTC P0507 DTC P0507 Idle air control system RPM higher than expected The PCM compares the actual idle speed with the target idle speed when the engine • is running. If the actual idle speed is higher than targeted by 200 rpm , the PCM determines that the idle air control system RPM is higher than expected.
  • Page 805 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA • order, then go to the next step. been recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the available INFORMATION AVAILABILITY...
  • Page 806 INSPECT IAT SENSOR Replace the MAF/IAT sensor, then go to Step 10. Inspect the IAT sensor. • (See MASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR (See INTAKE AIR REMOVAL/INSTALLATION .) TEMPERATURE (IAT) SENSOR INSPECTION .) No Go to the next step. Is there any malfunction ? •...
  • Page 807 Make sure to reconnect all • disconnected connectors. Clear the DTC from the PCM • memory using the WDS or No Go to the next step. equivalent. Start the engine. • Is the PENDING CODE same as • DTC present? VERIFY AFTER REPAIR Go to the applicable DTC inspection.
  • Page 808 DTC P0562 DTC P0562 System voltage low (KAM) The PCM monitors the battery voltage when the engine is running. If the voltage • is less than 2.5 V , the PCM determines that the system voltage is low. Diagnostic support note DETECTION This is a continuous monitor (CCM).
  • Page 809 Engine Diagnostics & Control Page 246...

  • Page 810: Inspect Battery

    Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 811 INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to CONNECTION Step 9. Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as • No Go to the next step. damaged/pulled-out pins, corrosion).
  • Page 812 DTC P0564 DTC P0564 Cruise control switch input circuit problem The PCM monitors the input voltage from the cruise control switch when the • engine is running. If the input voltage is less than 3.0 V for more than 2 min , the PCM determines that there is a cruise control switch input circuit problem.
  • Page 813 Engine Diagnostics & Control Page 250...
  • Page 814 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 815 Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as No Go to the next step. • damaged/pulled-out pins, corrosion). Is there any malfunction? • VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P0564 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all disconnected...
  • Page 816 DTC P0571 DTC P0571 Brake switch input circuit problem The PCM monitors the input signal from brake switch No.1 and brake switch No.2 • when the engine is running. If the both input signals remain on or off, the PCM determines that there is a brake switch input circuit problem.
  • Page 817 PCM malfunction • Engine Diagnostics & Control Page 254...
  • Page 818 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 819 Turn the ignition switch off. • Inspect for continuity between brake switch • terminal D (wiring harness-side) and body No Go to the next step. GND. Is there continuity? • INSPECT BRAKE SWITCH NO.1 SIGNAL Repair or replace the wiring harness for a CIRCUIT FOR SHORT TO POWER SUPPLY possible short to power supply, then go to Step Turn the ignition switch to the ON position...
  • Page 820 INSPECT BRAKE SWITCH NO.1 SIGNAL CIRCUIT FOR OPEN CIRCUIT Turn the ignition switch off. • Inspect for continuity between the • following circuits: For ABS HU/CM models: brake Repair or replace the wiring harness for a switch terminal D (wiring harness- side) and ABS HU/CM terminal Y possible open circuit, then go to the next step.
  • Page 821 DTC P06XX DTC P0601 DTC P0601 PCM memory check sum error PCM internal memory check sum error. • Diagnostic support note DETECTION This is a continuous monitor (CCM). • CONDITION The MIL illuminates if the PCM detects the above malfunction condition in •...
  • Page 822 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 823 DTC P0602 DTC P0602 PCM programming error No configuration data in the PCM. • Diagnostic support note DETECTION This is a continuous monitor (CCM). • CONDITION The MIL illuminates if the PCM detects the above malfunction condition in • the first drive cycle. PENDING CODE is available if the PCM detects the above malfunction •...
  • Page 824 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the available repair information.
  • Page 825 DTC P0604 DTC P0604 PCM random access memory error PCM internal random access memory error. • Diagnostic support note DETECTION This is a continuous monitor (CCM). • CONDITION The MIL illuminates if the PCM detects the above malfunction condition in •...
  • Page 826 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 827 DTC P0610 DTC P0610 PCM vehicle options error PCM data configuration error. • Diagnostic support note DETECTION This is a continuous monitor (CCM). • CONDITION The MIL illuminates if the PCM detects the above malfunction condition in • the first drive cycle. PENDING CODE is available if the PCM detects the above malfunction •...
  • Page 828 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the available repair information.
  • Page 829 DTC P0638 DTC P0638 Throttle actuator control circuit range/performance problem The PCM compares the actual TP with the target TP when the engine is running. If • the difference is more than the specification, the PCM determines that there is a throttle actuator control circuit range/performance problem.
  • Page 830 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 831 INSPECT THROTTLE VALVE Replace the throttle body, then go to the next step. Inspect the throttle valve. • (See INTAKE-AIR SYSTEM (See Throttle Valve Inspection .) REMOVAL/INSTALLATION .) Is there any malfunction ? • No Go to the next step. VERIFY TROUBLESHOOTING OF P0638 Replace the PCM, go to the next step.
  • Page 832 DTC P0661 DTC P0661 SSV solenoid valve control circuit low The PCM monitors the SSV solenoid valve control voltage when the PCM turns • the SSV solenoid valve off. If the control voltage is less than 5.8 V , the PCM determines that the SSV solenoid valve control circuit voltage is low.
  • Page 833 Engine Diagnostics & Control Page 270...
  • Page 834 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 835 INSPECT SSV SOLENOID VALVE Replace the SSV solenoid valve, then go to Step 9. Inspect the SSV solenoid valve. • (See INTAKE-AIR SYSTEM HOSE (See SECONDARY SHUTTER VALVE ROUTING DIAGRAM .) (SSV) SOLENOID VALVE INSPECTION .) No Go to the next step. Is there any malfunction ? •...
  • Page 836 DTC P0662 DTC P0662 SSV solenoid valve control circuit high The PCM monitors the SSV solenoid valve control voltage when the PCM turns • the SSV solenoid valve on. If the control voltage is more than 11.5 V , the PCM determines that the SSV solenoid valve control circuit voltage is high.
  • Page 837 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 838 (See SECONDARY SHUTTER VALVE (SSV) SOLENOID VALVE INSPECTION .) No Go to the next step. Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the CONNECTION next step. Turn the ignition switch off. •...
  • Page 839 DTC P07XX DTC P0703 DTC P0703 Brake switch No.1 input circuit problem The PCM monitors the input signal from the brake switch No.2 when the following • conditions are met. If the input signal does not change while alternately accelerating and decelerating 8 times , the PCM determines that there is a brake switch No.2 input circuit malfunction.
  • Page 840 Engine Diagnostics & Control Page 277...
  • Page 841 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 842 Inspect the brake switch No.2. • (See BRAKE SWITCH INSPECTION .) No Go to the next step. Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to CONNECTION Step 9. Turn the ignition switch off. •...
  • Page 843 DTC P0704 DTC P0704 CPP switch input circuit problem The PCM monitors the input signal from the CPP switch when the vehicle speed is • more than 30 km/h {19 mph} . If the input signal does not change while alternately accelerating and decelerating 10 times , the PCM determines that there is a CPP switch input circuit malfunction.
  • Page 844 Engine Diagnostics & Control Page 281...
  • Page 845 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 846 Inspect the CPP switch. • (See CLUTCH PEDAL POSITION (CPP) No Go to the next step. SWITCH INSPECTION .) Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to CONNECTION Step 9. Turn the ignition switch off.
  • Page 847 DTC P08XX DTC P0850 DTC P0850 Neutral switch input circuit problem The PCM monitors the input signal from the neutral switch when the vehicle is • running. If the input signal does not change while alternately running more than 30 km/h {19 mph} 8 times , the PCM determines that there is a neutral switch input circuit malfunction.
  • Page 848 Engine Diagnostics & Control Page 285...
  • Page 849 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 850 Inspect the neutral switch. • (See NEUTRAL SWITCH INSPECTION .) No Go to the next step. Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to CONNECTION Step 9. Turn the ignition switch off. •...
  • Page 851 DTC P12XX DTC P1260 DTC P1260 Immobilizer system problem The keyless control module detects an immobilizer system malfunction. • Diagnostic support note DETECTION This is a continuous monitor (Other). • CONDITION The MIL does not illuminate. • PENDING CODE is available if the PCM detects the above malfunction •...
  • Page 852 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 853 Perform the "AFTER REPAIR • PROCEDURE". No DTC troubleshooting completed. (See AFTER REPAIR PROCEDURE .) Are any DTCs present? • Engine Diagnostics & Control Page 290...
  • Page 854 DTC P15XX DTC P1574 DTC P1574 TP sensor output incongruent The PCM compares the TP from TP sensor No.1 with the TP from TP sensor No.2 • when the engine is running. If the difference is more than the specification, the PCM determines that the TP sensor outputs are incongruent.
  • Page 855 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 856 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • No Go to the next step. using the WDS or equivalent. Start the engine. • Is the same DTC present? • VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection.
  • Page 857 DTC P1577 DTC P1577 APP sensor output incongruent The PCM compares the APP from APP sensor No.1 with the APP from APP • sensor No.2 when the engine is running. If the difference is more than the specification, the PCM determines that the APP sensor outputs are incongruent. Diagnostic support note DETECTION CONDITION...
  • Page 858 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 859 VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P1577 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. No Go to the next step.
  • Page 860 DTC P16XX DTC P1686 DTC P1686 Metering oil pump control circuit low flow side problem The PCM monitors the input signal from the metering oil pump switch when the • metering oil pump stepping motor is more than the standard step. If the input signal is off, the PCM determines that the metering oil pump control circuit has a problem on the low flow side.
  • Page 861 Short to GND in wiring harness between metering oil pump terminal F and PCM • terminal 2AB Open circuit in wiring harness between metering oil pump switch terminal A and • PCM terminal 2N Open circuit in wiring harness between metering oil pump switch terminal C and •...
  • Page 862 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 863 Turn the ignition switch off. • Inspect for continuity between the • following circuits: Metering oil pump terminal A (wiring harness-side) and body Metering oil pump terminal E (wiring harness-side) and body No Go to the next step. Metering oil pump terminal B (wiring harness-side) and body Metering oil pump terminal F (wiring harness-side) and body...
  • Page 864 INSPECT METERING OIL PUMP CONTROL CIRCUIT FOR OPEN CIRCUIT Turn the ignition switch off. • Inspect for continuity between the • following circuits: Metering oil pump terminal A (wiring harness-side) and PCM terminal 2V (wiring harness-side) Metering oil pump terminal E (wiring harness-side) and PCM Repair or replace the wiring harness for a terminal 2W (wiring harness-...
  • Page 865 INSPECT METERING OIL PUMP SWITCH Yes Go to the next step. SIGNAL CIRCUIT FOR OPEN CIRCUIT Turn the ignition switch off. • Inspect for continuity between the • following circuits: Metering oil pump switch terminal A (wiring harness-side) Repair or replace the wiring harness for a and PCM terminal 2N (wiring possible open circuit, then go to the next step.
  • Page 866 DTC P1687 DTC P1687 Metering oil pump control circuit high flow side problem The PCM monitors the input signal from the metering oil pump switch when the • metering oil pump stepping motor is less than the standard step. If the input signal is on, the PCM determines that the metering oil pump control circuit has a problem on the high flow side.
  • Page 867 Short to GND in wiring harness between metering oil pump switch terminal A and • PCM terminal 2N PCM malfunction • Engine Diagnostics & Control Page 304...
  • Page 868 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 869 Turn the ignition switch off. • Inspect for continuity between the • following circuits: Metering oil pump terminal A (wiring harness-side) and body Metering oil pump terminal E (wiring harness-side) and body No Go to the next step. Metering oil pump terminal B (wiring harness-side) and body Metering oil pump terminal F (wiring harness-side) and body...
  • Page 870 INSPECT METERING OIL PUMP CONTROL CIRCUIT FOR OPEN CIRCUIT Turn the ignition switch off. • Inspect for continuity between the • following circuits: Metering oil pump terminal A (wiring harness-side) and PCM terminal 2V (wiring harness- side) Metering oil pump terminal E (wiring harness-side) and PCM Repair or replace the wiring harness for a terminal 2W (wiring harness-...
  • Page 871 (See METERING OIL PUMP SWITCH INSPECTION .) No Go to the next step. Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the CONNECTION next step. Turn the ignition switch off. •...
  • Page 872 DTC P1688 DTC P1688 Metering oil pump control circuit initial check problem The PCM monitors the input signal from the metering oil pump switch when the • metering oil pump stepping motor initial check is operating. If the input signal is on, the PCM determines that there is a metering oil pump control circuit initial check problem.
  • Page 873 Short to GND in wiring harness between metering oil pump switch terminal A and • PCM terminal 2N PCM malfunction • Engine Diagnostics & Control Page 310...
  • Page 874 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 875 Turn the ignition switch off. • Inspect for continuity between the • following circuits: Metering oil pump terminal A (wiring harness-side) and body Metering oil pump terminal E (wiring harness-side) and body No Go to the next step. Metering oil pump terminal B (wiring harness-side) and body Metering oil pump terminal F (wiring harness-side) and body...
  • Page 876 INSPECT METERING OIL PUMP CONTROL CIRCUIT FOR OPEN CIRCUIT Turn the ignition switch off. • Inspect for continuity between the • following circuits: Metering oil pump terminal A (wiring harness-side) and PCM terminal 2V (wiring harness- side) Metering oil pump terminal E (wiring harness-side) and PCM Repair or replace the wiring harness for a terminal 2W (wiring harness-...
  • Page 877 (See METERING OIL PUMP SWITCH INSPECTION .) No Go to the next step. Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the CONNECTION next step. Turn the ignition switch off. •...
  • Page 878 DTC P2004 DTC P2004 APV stuck open The PCM monitors the input voltage from the APV position sensor when the • PCM turns the APV motor off. If the input voltage is more than 1.4 V , the PCM determines that the APV is stuck open. Diagnostic support note DETECTION This is a continuous monitor (CCM).
  • Page 879 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 880 VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection. Perform the "AFTER REPAIR • (See DTC TABLE .) PROCEDURE". (See AFTER REPAIR PROCEDURE .) No DTC troubleshooting completed. Are any DTCs present? • Engine Diagnostics & Control Page 317...
  • Page 881 DTC P2006 DTC P2006 APV motor control circuit IC problem APV motor control IC error. • Diagnostic support note This is a continuous monitor (CCM). • DETECTION The MIL illuminates if the PCM detects the above malfunction condition in two •...
  • Page 882 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 883 DTC P2008 DTC P2008 APV motor control circuit/open The PCM monitors the APV motor control current when the engine is running. If • the control current is less than 0.1 A or more than 10 A , the PCM determines that there is an APV motor control open circuit.
  • Page 884 Engine Diagnostics & Control Page 321...
  • Page 885 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 886 Turn the ignition switch to the ON • position (Engine off). Measure the voltage between the • following circuits: APV motor terminal D (wiring No Go to the next step. harness-side) and body GND APV motor terminal B (wiring harness-side) and body GND Is the voltage B+ ? •...
  • Page 887 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. No Go to the next step. Start the engine. • Is the PENDING CODE same as DTC • present? VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection.
  • Page 888 DTC P2017 DTC P2017 APV position sensor circuit problem The PCM monitors the input voltage from the APV position sensor when the • engine is running. If the input voltage is less than 0.2 V , the PCM determines that the APV position sensor circuit input voltage is low.
  • Page 889 Engine Diagnostics & Control Page 326...
  • Page 890 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 891 Turn the ignition switch to the ON • position (Engine off). Measure the voltage between APV • No Go to the next step. motor terminal A (wiring harness-side) and body GND. Is the voltage B+ ? • INSPECT APV POSITION SENSOR Replace the APV motor, then go to Step 9.
  • Page 892 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. No Go to the next step. Start the engine. • Is the PENDING CODE same as DTC • present? VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection.
  • Page 893 DTC P2070 DTC P2070 SSV stuck open The PCM monitors the input signal from the SSV switch when the PCM turns the • SSV solenoid valve on. If the input signal is on, the PCM determines that the SSV is stuck open. Diagnostic support note DETECTION This is a continuous monitor (CCM).
  • Page 894 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 895 (See SECONDARY SHUTTER VALVE (SSV) SOLENOID VALVE INSPECTION .) No Go to the next step. Is there any malfunction ? • INSPECT SSV SWITCH Replace the SSV switch, then go to the next step. Inspect the SSV switch. (See SECONDARY SHUTTER VALVE (SSV) •...
  • Page 896 DTC P2096 DTC P2096 Target A/F feedback system too lean The PCM monitors the target A/F fuel trim when under the target A/F feedback • control. If the fuel trim is more than the specification, the PCM determines that the target A/F feedback system is too lean.
  • Page 897 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 898 VERIFY CURRENT INPUT SIGNAL STATUS OF REAR HO2S Connect the WDS or equivalent to • the DLC-2. Visually inspect for the the gas leakage between Start the engine and warm it up • completely. TWC and rear HO2S. Access the O2S12 PID. •...
  • Page 899 VERIFY CURRENT INPUT SIGNAL STATUS UNDER FREEZE FRAME DATA CONDITION Connect the WDS or equivalent to • the DLC-2. Verify the following PIDs under the • FREEZE FRAME DATA condition. Inspect the malfunctioning part according to the inspection results. (See PCM INSPECTION .) Then go to Step 24.
  • Page 900 release of accelerator pedal Visually inspect for the gas leakage between exhaust (lean condition) manifold and front HO2S. Is the PID normal? • If there is no leakage, replace the front HO2S. • (See FRONT HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION .) Then go to Step 24.
  • Page 901 INSPECT IGNITION COIL OPERATION AND HIGH-TENSION LEAD WITH TIMING LIGHT Inspect the blinking condition on • No Go to the next step. each high-tension lead using timing light at idle. Do all the high-tension leads show • blinking condition? INSPECT HIGH-TENSION LEAD OF NO Replace the malfunctioning high-tension lead, then BLINKING HIGH-TENSION LEAD go to Step 23.
  • Page 902 INSPECT METERING OIL PUMP Repair or replace the malfunctioning part according to the inspection results. Inspect the metering oil pump. • Overhaul or replace the engine. (See METERING OIL PUMP INSPECTION .) Then go to Step 24. Is there any malfunction? •...
  • Page 903 VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P2096 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all • disconnected connectors. Clear the DTC from the PCM • memory using the WDS or equivalent. Perform the "DRIVE MODE 1".
  • Page 904 DTC P2097 DTC P2097 Target A/F feedback system too rich The PCM monitors the target A/F fuel trim when under the target A/F feedback • control. If the fuel trim is less than the specification, the PCM determines that the target A/F feedback system is too rich.
  • Page 905 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 906 VERIFY CURRENT INPUT SIGNAL STATUS OF REAR HO2S Connect the WDS or equivalent to the • DLC-2. Visually inspect for the the gas leakage between TWC and rear HO2S. Start the engine and warm it up • completely. If there is no leakage, replace the rear Access the O2S12 PID.
  • Page 907 VERIFY CURRENT INPUT SIGNAL STATUS UNDER FREEZE FRAME DATA CONDITION Connect the WDS or equivalent to the • DLC-2. Verify the following PIDs under the • FREEZE FRAME DATA condition. Inspect the malfunctioning part according to the inspection results. (See PCM INSPECTION .) Then go to Step 17.
  • Page 908 INSPECT FUEL LINE PRESSURE Perform the "FUEL LINE PRESSURE If the fuel line pressure is too low, go to • • INSPECTION". the next step. If the fuel line pressure is too high, replace • (See FUEL LINE PRESSURE the fuel pump unit, then go to Step 17. INSPECTION .) (See FUEL PUMP UNIT Is there any malfunction ?
  • Page 909 Replace the engine oil. Inspect the engine oil condition. • Is the engine oil condition normal? Inspect the ECT sensor and related harnesses. • (See ENGINE COOLANT TEMPERATURE (ECT) SENSOR INSPECTION .) Overhaul or replace the engine. Then go to Step 17. INSPECT OIL PRESSURE Repair or replace the malfunctioning part according to the inspection results.
  • Page 910 Perform the "AFTER REPAIR • PROCEDURE". No DTC troubleshooting completed. (See AFTER REPAIR PROCEDURE .) Are any DTCs present? • Notes: Engine Diagnostics & Control Page 347...
  • Page 911 DTC P2101 DTC P2101 Drive-by-wire relay control circuit problem The PCM monitors the input voltage from the drive-by-wire relay when the PCM • turns the drive-by-wire relay on. If the input voltage is less than 5.0 V , the PCM determines that the drive-by-wire relay control circuit voltage is low.
  • Page 912 Engine Diagnostics & Control Page 349...
  • Page 913 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 914 Turn the ignition switch off. • Inspect for continuity between the • following circuits: Drive-by-wire relay terminal E (wiring harness-side) and body No Go to the next step. Drive-by-wire relay terminal C (wiring harness-side) and body Is there continuity? • INSPECT DRIVE-BY-WIRE RELAY Repair or replace the wiring harness for a CIRCUIT FOR SHORT TO POWER SUPPLY...
  • Page 915 INSPECT DRIVE-BY-WIRE RELAY CONTROL CIRCUIT FOR OPEN CIRCUIT Turn the ignition switch off. • Inspect for continuity between the • following circuits: Drive-by-wire relay terminal E Repair or replace the wiring harness for a (wiring harness-side) and PCM terminal 5H (wiring harness- possible open circuit, then go to the next step.
  • Page 916 DTC P2106 DTC P2106 Throttle actuator control system-forced limited power The PCM monitors the throttle actuator control current when the ignition switch is • on. If the control current is less than 8 A or more than 11 A , the PCM determines that the throttle actuator control system is under forced limited power.
  • Page 917 Engine Diagnostics & Control Page 354...
  • Page 918 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 919 Turn the ignition switch to the ON • position (Engine off). Measure the voltage between the • following circuits: Throttle body terminal A (wiring No Go to the next step. harness-side) and body GND Throttle body terminal B (wiring harness-side) and body GND Is the voltage B+ ? •...
  • Page 920 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • No Go to the next step. using the WDS or equivalent. Start the engine. • Is the same DTC present? • VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection.
  • Page 921 DTC P2107 DTC P2107 Throttle actuator control module processor error Throttle actuator control module internal processor error. • Diagnostic support note DETECTION This is a continuous monitor (CCM). • CONDITION The MIL illuminates if the PCM detects the above malfunction condition in •...
  • Page 922 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 923 DTC P2108 DTC P2108 Throttle actuator control module performance error Throttle actuator control module internal communication error. • Diagnostic support note DETECTION This is a continuous monitor (CCM). • CONDITION The MIL illuminates if the PCM detects the above malfunction condition in •...
  • Page 924 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 925 DTC P2109 DTC P2109 TP sensor minimum stop range/performance problem The PCM monitors the minimum TP when the closed TP learning is completed. If • the TP is less than 11.5 % or more than 24.3 % , the PCM determines that there is a TP sensor minimum stop range/performance problem.
  • Page 926 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 927 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • No Go to the next step. using the WDS or equivalent. Start the engine. • Is the same DTC present? • VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection.
  • Page 928 DTC P2112 DTC P2112 Throttle actuator control system range/performance problem The PCM monitors the throttle actuator control duty ratio when the engine is • running. If the duty ratio is more than 95 % , the PCM determines that there is a throttle actuator control system range/performance problem.
  • Page 929 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 930 DTC P2119 DTC P2119 Throttle actuator control throttle body range/performance problem The PCM compares the TP with default TP when the ignition switch is turned off. • If the TP is higher than the default TP, the PCM determines that there is a throttle actuator control throttle body range/performance problem.
  • Page 931 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 932 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. No Go to the next step. Turn the ignition switch to the ON • position (Engine off), then off. Is the same DTC present? •...
  • Page 933 DTC P2122 DTC P2122 APP sensor No.1 circuit low input The PCM monitors the input voltage from the APP sensor No.1 when the engine • is running. If the input voltage is less than 0.3 V , the PCM determines that the APP sensor No.1 circuit input voltage is low.
  • Page 934 Engine Diagnostics & Control Page 371...
  • Page 935 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 936 Inspect the APP sensor No.1. • (See ACCELERATOR PEDAL POSITION (APP) SENSOR No Go to the next step. INSPECTION .) Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to Step CONNECTION Turn the ignition switch off.
  • Page 937 Perform the "AFTER REPAIR • PROCEDURE". No DTC troubleshooting completed. (See AFTER REPAIR PROCEDURE .) Are any DTCs present? • Engine Diagnostics & Control Page 374...
  • Page 938 DTC P2123 DTC P2123 APP sensor No.1 circuit high input The PCM monitors the input voltage from the APP sensor No.1 when the engine is • running. If the input voltage is more than 4.8 V , the PCM determines that the APP sensor No.1 circuit input voltage is high.
  • Page 939 Engine Diagnostics & Control Page 376...
  • Page 940 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 941 Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as No Go to the next step. • damaged/pulled-out pins, corrosion). Is there any malfunction? • INSPECT APP SENSOR NO.1 GND CIRCUIT Yes Go to the next step. FOR OPEN CIRCUIT Turn the ignition switch off.
  • Page 942 DTC P2127 DTC P2127 APP sensor No.2 circuit low input The PCM monitors the input voltage from the APP sensor No.2 when the engine • is running. If the input voltage is less than 0.3 V , the PCM determines that the APP sensor No.2 circuit input voltage is low.
  • Page 943 Engine Diagnostics & Control Page 380...
  • Page 944 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 945 Inspect the APP sensor No.2. • (See ACCELERATOR PEDAL POSITION (APP) SENSOR No Go to the next step. INSPECTION .) Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to Step CONNECTION Turn the ignition switch off.
  • Page 946 Perform the "AFTER REPAIR • PROCEDURE". No DTC troubleshooting completed. (See AFTER REPAIR PROCEDURE .) Are any DTCs present? • Notes: Engine Diagnostics & Control Page 383...
  • Page 947 DTC P2128 DTC P2128 APP sensor No.2 circuit high input The PCM monitors the input voltage from the APP sensor No.2 when the engine is • running. If the input voltage is more than 4.8 V , the PCM determines that the APP sensor No.2 circuit input voltage is high.
  • Page 948 Engine Diagnostics & Control Page 385...
  • Page 949 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 950 Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as No Go to the next step. • damaged/pulled-out pins, corrosion). Is there any malfunction? • INSPECT APP SENSOR NO.2 GND CIRCUIT Yes Go to the next step. FOR OPEN CIRCUIT Turn the ignition switch off.
  • Page 951 DTC P2135 DTC P2135 TP sensor No.1/No.2 voltage correlation problem The PCM compares the input voltage from TP sensor No.1 with the input voltage • from TP sensor No.2 when the engine is running. If the difference is more than the specification, the PCM determines that there is a TP sensor No.1/No.2 voltage correlation problem.
  • Page 952 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 953 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • No Go to the next step. using the WDS or equivalent. Start the engine. • Is the same DTC present? • VERIFY AFTER REPAIR PROCEDURE Go to the applicable DTC inspection.
  • Page 954 DTC P2136 DTC P2136 TP sensor No.1/No.3 voltage correlation problem The PCM compares the input voltage from TP sensor No.1 with the input voltage • from TP sensor No.3 (calculation value in PCM) when the engine is running. If the difference is more than the specification, the PCM determines that there is a TP sensor No.1/No.3 voltage correlation problem.
  • Page 955 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 956 DTC P2138 DTC P2138 APP sensor No.1/No.2 voltage correlation problem The PCM compares the input voltage from APP sensor No.1 with the input voltage • from APP sensor No.2 when the engine is running. If the difference is more than the specification, the PCM determines that there is an APP sensor No.1/No.2 voltage correlation problem.
  • Page 957 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 958 VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P2138 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. No Go to the next step.
  • Page 959 DTC P2195 DTC P2195 Front HO2S signal stuck lean The PCM monitors the front HO2S output current when the following conditions • are met. If the average output current is more than 1.2 A for 25 s , the PCM determines that the front HO2S signal remains lean.
  • Page 960 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 961 VERIFY CURRENT INPUT SIGNAL Yes Go to the next step. STATUS UNDER FREEZE FRAME DATA CONDITION Connect the WDS or equivalent to the • DLC-2. Verify the following PIDs under the • FREEZE FRAME DATA condition. Inspect the malfunctioning part according to the inspection results.
  • Page 962 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. Perform the DRIVE MODE 1 and 3. • No Go to the next step. (See OBD-II DRIVE MODE .) Is the PENDING CODE same as DTC •...
  • Page 963 DTC P2196 DTC P2196 Front HO2S signal stuck rich The PCM monitors the front HO2S output current when the following conditions • are met. If the average output current is less than 0.8 A for 25 s , the PCM determines that the front HO2S signal remains rich.
  • Page 964 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 965 VERIFY CURRENT INPUT SIGNAL Yes Go to the next step. STATUS UNDER FREEZE FRAME DATA CONDITION Connect the WDS or equivalent to the • DLC-2. Verify the following PIDs under the • FREEZE FRAME DATA condition. Inspect the malfunctioning part according to the inspection results.
  • Page 966 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. Perform the DRIVE MODE 1 and 3. • No Go to the next step. (See OBD-II DRIVE MODE .) Is the PENDING CODE same as DTC •...
  • Page 967 DTC P22XX DTC P2257 DTC P2257 AIR pump relay control circuit low The PCM monitors the AIR pump relay control voltage when the AIR pump is not • operating. If the control voltage is less than 5.8 V , the PCM determines that the AIR pump relay control circuit voltage is low.
  • Page 968 Engine Diagnostics & Control Page 405...
  • Page 969 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 970 INSPECT AIR PUMP RELAY Replace the AIR pump relay , then go to Step Inspect the AIR pump relay. • (See RELAY LOCATION .) (See RELAY INSPECTION .) No Go to the next step. Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to Step CONNECTION...
  • Page 971 DTC P2258 DTC P2258 AIR pump relay control circuit high The PCM monitors the AIR pump relay control voltage when the AIR pump is • operating. If the control voltage is more than 11.5 V , the PCM determines that the AIR pump relay control circuit voltage is high.
  • Page 972 Engine Diagnostics & Control Page 409...
  • Page 973 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...
  • Page 974 Turn the ignition switch off. • Disconnect the PCM connector. • Inspect for poor connection (such as No Go to the next step. • damaged/pulled-out pins, corrosion). Is there any malfunction? • VERIFY TROUBLESHOOTING OF DTC Replace the PCM, then go to the next step. P2258 COMPLETED (See PCM REMOVAL/INSTALLATION .) Make sure to reconnect all disconnected...
  • Page 975 DTC P2259 DTC P2259 AIR solenoid valve control circuit low The PCM monitors the AIR solenoid valve control voltage when the AIR pump is • not operating. If the control voltage is less than 5.8 V , the PCM determines that the AIR solenoid valve control circuit voltage is low.
  • Page 976 Engine Diagnostics & Control Page 413...
  • Page 977 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 978 INSPECT AIR SOLENOID VALVE Replace the AIR solenoid valve, then go to Step 9. Inspect the AIR solenoid valve. • (See SECONDARY AIR INJECTION (AIR) (See SECONDARY AIR INJECTION SOLENOID VALVE (AIR) SOLENOID VALVE REMOVAL/INSTALLATION .) INSPECTION .) No Go to the next step. Is there any malfunction ? •...
  • Page 979 DTC P2260 DTC P2260 AIR solenoid valve control circuit high The PCM monitors the AIR solenoid valve control voltage when the AIR pump is • operating. If the control voltage is more than 11.5 V , the PCM determines that the AIR solenoid valve control circuit voltage is high.
  • Page 980 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 981 (AIR) SOLENOID VALVE INSPECTION .) No Go to the next step. Is there any malfunction ? • INSPECT PCM CONNECTOR FOR POOR Repair or replace the terminal, then go to the next CONNECTION step. Turn the ignition switch off. • Disconnect the PCM connector.
  • Page 982 DTC P2270 DTC P2270 Rear HO2S signal stuck lean The PCM monitors the input voltage from the rear HO2S when the following • conditions are met. If the input voltage is more than 0.9 V for 40 s , the PCM determines that the rear HO2S signal remains lean.
  • Page 983 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 984 VERIFY CURRENT INPUT SIGNAL STATUS OF REAR HO2S Connect the WDS or equivalent to the • DLC-2. Visually inspect for the the exhaust gas leakage between TWC and rear HO2S. Start the engine and warm it up • completely. If there is no leakage, replace the rear Access the O2S12 PID.
  • Page 985 INSPECT ENGINE COOLANT PASSAGE Repair or replace the malfunctioning part FOR ENGINE COOLANT LEAKAGE according to the inspection results. Perform the "ENGINE COOLANT • Then go to the next step. LEAKAGE INSPECTION". (See ENGINE COOLANT LEAKAGE INSPECTION .) No Go to the next step. Is there any malfunction? •...
  • Page 986 DTC P2271 DTC P2271 Rear HO2S signal stuck rich The PCM monitors the input voltage from the rear HO2S when the following • conditions are met. If the input voltage is less than 0.4 V for 40 s , the PCM determines that the rear HO2S signal remains rich.
  • Page 987 PCM malfunction • Notes: Engine Diagnostics & Control Page 424...
  • Page 988 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS Yes Go to the next step. BEEN RECORDED Record the FREEZE FRAME DATA on the repair Has FREEZE FRAME DATA been • order, then go to the next step. recorded? VERIFY RELATED REPAIR Perform repair or diagnosis according to the INFORMATION AVAILABILITY...
  • Page 989 VERIFY CURRENT INPUT SIGNAL STATUS OF REAR HO2S Connect the WDS or equivalent to the • DLC-2. Visually inspect for the the gas leakage between Start the engine and warm it up • TWC and rear HO2S. completely. Access the O2S12 PID. •...
  • Page 990 Replace the fuel pump unit, then go to Step 21. Visually inspect fuel leakage in the • fuel system. (See FUEL PUMP UNIT Is there fuel leakage? • REMOVAL/INSTALLATION .) INSPECT IGNITION COIL OPERATION Yes Go to Step 14. AND HIGH-TENSION LEAD WITH TIMING LIGHT Inspect the blinking condition on each •...
  • Page 991 Inspect the engine compression. • (See COMPRESSION INSPECTION No Go to Step 19. Is there any malfunction? • INSPECT METERING OIL PUMP Repair or replace the malfunctioning part according to the inspection results. Inspect the metering oil pump. • Overhaul or replace the engine. (See METERING OIL PUMP INSPECTION .) Then go to Step 21.
  • Page 992 INSPECT FUEL INJECTOR Replace the fuel injector, then go to Step 21. Inspect the fuel injector. • (See FUEL INJECTOR REMOVAL/INSTALLATION .) (See FUEL INJECTOR INSPECTION No Go to the next step. Is there any malfunction? • INSPECT ENGINE COOLANT PASSAGE Repair or replace the malfunctioning part FOR ENGINE COOLANT LEAKAGE according to the inspection results.
  • Page 993 DTC P24XX DTC P2401 DTC P2401 EVAP system leak detection pump control circuit low The PCM monitors the pump load current (EVAP line pressure) when the • evaporative leak monitor is operating. If the pump load current is less than the specification, the PCM determines that the EVAP system leak detection pump control circuit voltage is low.
  • Page 994 Engine Diagnostics & Control Page 431...
  • Page 995 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? Perform repair or diagnosis according to the VERIFY RELATED REPAIR INFORMATION available repair information.
  • Page 996 PUMP CONTROL CIRCUIT FOR SHORT TO Turn the ignition switch off. • Inspect for continuity between EVAP No Go to the next step. • system leak detection pump terminal D (wiring harness-side) and body GND. Is there continuity? • INSPECT EVAP SYSTEM LEAK DETECTION Replace the EVAP system leak detection PUMP pump, then go to Step 9.
  • Page 997 Make sure to reconnect all disconnected • connectors. Clear the DTC from the PCM memory • using the WDS or equivalent. Perform the DRIVE MODE 1 and 6. • No Go to the next step. (See OBD-II DRIVE MODE ) Is the PENDING CODE same as DTC •...
  • Page 998 DTC P2402 DTC P2402 EVAP system leak detection pump control circuit high The PCM monitors the pump load current (EVAP line pressure) when the • evaporative leak monitor is operating. If the pump load current is more than the specification, the PCM determines that the EVAP system leak detection pump control circuit voltage is high.
  • Page 999 Engine Diagnostics & Control Page 436...
  • Page 1000 Diagnostic procedure STEP INSPECTION ACTION VERIFY FREEZE FRAME DATA HAS BEEN Yes Go to the next step. RECORDED Record the FREEZE FRAME DATA on the Has FREEZE FRAME DATA been • repair order, then go to the next step. recorded? VERIFY RELATED REPAIR INFORMATION Perform repair or diagnosis according to the AVAILABILITY...

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