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Precautions .................................................7-1
Precautions............................................................. 7-1
Precautions for HVAC ........................................... 7-1
Heater and Ventilation............................. 7A-1
General Description .............................................7A-1
Heater and Ventilation Construction ................... 7A-1
Body Ventilation Construction ............................. 7A-2
Vehicle without A/C).......................................... 7A-3
Schematic and Routing Diagram........................7A-4
Vehicle without A/C).......................................... 7A-4
Component Location ...........................................7A-5
(for Vehicle without A/C) ................................... 7A-5
Diagnostic Information and Procedures............7A-6
Heater and Ventilation System Check ................ 7A-6
Visual Inspection ................................................. 7A-8
DTC Check ......................................................... 7A-8
DTC Clearance ................................................... 7A-8
DTC Table........................................................... 7A-8
Fail-Safe Table.................................................... 7A-8
Scan Tool Data ................................................... 7A-8
Heater and Ventilation Symptom Diagnosis........ 7A-9
Repair Instructions ............................................7A-10
Blower Unit and Heater Unit Components ........ 7A-10
Blower Motor Removal and Installation............. 7A-10
Blower Motor Inspection ................................... 7A-11
Section 7
HVAC
CONTENTS
Blower Motor Controller Inspection ...................7A-12
Blower Motor Relay Inspection .........................7A-12
Heater Core Removal and Installation ..............7A-12
Inspection (for Vehicle without A/C) ................7A-14
Air Flow Control Actuator Inspection.................7A-15
Temperature Control Actuator Inspection .........7A-15
Air Intake Control Actuator Inspection...............7A-16
Actuator Linkage Inspection..............................7A-17
Rear Duct Components.....................................7A-18
Rear Duct Removal and Installation..................7A-18
Specifications .....................................................7A-19
Tightening Torque Specifications......................7A-19
Air Conditioning System......................... 7B-1
Precautions...........................................................7B-1
A/C System Caution............................................7B-1
Precautions on Servicing A/C System ................7B-1
Precautions in Diagnosing Trouble .....................7B-1
Precautions on Servicing Refrigerant Line..........7B-2
Precautions on Refrigerant Recovery .................7B-3
Precautions on Refrigerant Charge.....................7B-3
Table of Contents 7- i
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