| Troubleshooting |
| Problem Symptoms Table |
|
Symptom |
Suspected Area |
|
No blower operation |
1. Blower fuse |
|
2. Blower relay |
|
|
3. Blower motor |
|
|
4. Power mosfet |
|
|
5. Blower speed control switch |
|
|
6. Wire harness |
|
|
No air temperature control |
1. Engine coolant capacity |
|
2. Heater control assembly |
|
|
No compressor operation |
1. Refrigerant capacity |
|
2. A/C fuse |
|
|
3. Compressor |
|
|
4. A/C pressure transducer |
|
|
5. A/C switch |
|
|
6. Evaporator temperature sensor |
|
|
7. Wire harness |
|
|
Vented air not cold |
1. Refrigerant capacity |
|
2. Refrigerant pressure |
|
|
3. Drive belt |
|
|
4. Compressor |
|
|
5. A/C pressure transducer |
|
|
6. Evaporator temperature sensor |
|
|
7. A/C switch |
|
|
8. Heater control assembly |
|
|
9. Wire harness |
|
|
Insufficient cooling |
1. Refrigerant capacity |
|
2. Drive belt |
|
|
3. Compressor |
|
|
4. Condenser |
|
|
5. Expansion valve |
|
|
6. Evaporator |
|
|
7. Refrigerant lines |
|
|
8. A/C pressure transducer |
|
|
9. Heater control assembly |
|
|
No engine idle-up when A/C switch ON |
1. Engine ECM |
|
2. Wire harness |
|
|
No air inlet control |
1. Heater control assembly |
|
No mode control |
1. Heater control assembly |
|
2. Mode actuator |
|
|
No cooling fan operation |
1. Cooling fan fuse |
|
2. Fan motor |
|
|
3. Engine ECM |
|
|
4. Wire harness |
Specification Air Conditioner item Specification Compressor Type DVE12N Oil type & Capacity PAG 30 120 ± 10cc (4.
Special Service Tools Tool (Number and name) Illustration Use 09977-3R000 Disc & hub assembly bolt remover Removal and installation of disc & hub assembly.