Suzuki XL7 2007 Service Manual page 886

1I-14 Starting System:
Symptoms - Engine Electrical
NOTE
The following steps must be completed
before using the symptom tables.
• Perform "Diagnostic System Check - Vehicle
Diagnostic Information: " before using the Symptom
Tables in order to verify that all of the following are
true:
– There are no DTCs set.
– The control modules can communicate via the
serial data link.
• Review the system descriptions and operations in
order to familiarize yourself with the system functions.
Refer to one of the following system operations:
– "Battery Description and Operation: "
– "Charging System Description and Operation: "
– "Electrical Power Management Description and
Operation: "
– "Starting System Description and Operation"
Starter Solenoid Does Not Click
Step
Schematic Reference:"Starting and Charging Schematics: "
Connector End View Reference:"Power and Grounding Connector End Views: "
Did you perform the Diagnostic System Check - Vehicle?
1
Turn the ignition switch to the start position.
Does the engine crank?
2
1. Install a scan tool.
2. Turn ON the ignition, with the engine OFF.
3. With a scan tool, observe the starter relay Command
3
parameter in the engine control module (ECM) data list.
4. Turn the ignition switch to the start position.
Does the scan tool display ON?
1. Turn ON the ignition, with the engine OFF.
2. Verify that the transmission is in Park or Neutral.
4
3. With a scan tool, observe the PNP switch parameter in the
engine control module (ECM) data list.
Does the scan tool display Park/Neutral?
Turn the ignition switch to the start position.
5
Did the crank relay click?
Visual/Physical Inspection
• Inspect for aftermarket devices which could affect the
• Inspect the easily accessible or visible system
Intermittent
Faulty electrical connections or wiring may be the cause
of intermittent conditions. Refer to "Testing for
Intermittent Conditions and Poor Connections: ".
Symptom List
Refer to a symptom diagnostic procedure from the
following list in order to diagnose the symptom:
• "Starter Solenoid Does Not Click"
• "Starter Solenoid Clicks, Engine Does Not Crank"
• "Engine Cranks Slowly: "
• "Charge Indicator Always On: "
• "Charge Indicator Inoperative: "
• "Battery Inspection/Test: "
• "Battery Electrical Drain/Parasitic Load Test: "
• "Battery Common Causes of Failure: "
• "Starter Motor Noise Diagnosis"
• "Charging System Test: "
• "Generator Noise Diagnosis: "
Action
operation of the starting and charging systems. Refer
to "Checking Aftermarket Accessories: ".
components for obvious damage or conditions which
could cause the symptom.
Yes
Go to Step 2
Go to "Testing for
Intermittent
Conditions and Poor
Connections: "
Go to Step 5
Go to Step 6
Go to Step 8
No
Go to "Diagnostic
System Check -
Vehicle Diagnostic
Information: "
Go to Step 3
Go to Step 4
Go to "Diagnostic
Trouble Code (DTC)
List - Vehicle
Diagnostic
Information: "
Go to Step 6