| 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. Clutch limiter |
|
|
4. Compressor |
|
|
5. A/C pressure transducer |
|
|
6. A/C switch |
|
|
7. Evaporator temperature sensor |
|
|
8. Wire harness |
|
|
Vented air not cold |
1. Refrigerant capacity |
|
2. Refrigerant pressure |
|
|
3. Drive belt |
|
|
4. Clutch limiter |
|
|
5. Compressor |
|
|
6. A/C pressure transducer |
|
|
7. Evaporator temperature sensor |
|
|
8. A/C switch |
|
|
9. Heater control assembly |
|
|
10. Wire harness |
|
|
Insufficient cooling |
1. Refrigerant capacity |
|
2. Drive belt |
|
|
3. Clutch limiter |
|
|
4. Compressor |
|
|
5. Condenser |
|
|
6. Expansion valve |
|
|
7. Evaporator |
|
|
8. Refrigerant lines |
|
|
9. A/C pressure transducer |
|
|
10. 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 7HVe17 Oil type & Capacity Single (Front only) FD46XG(IDMITSU) 100± 10cc (3.
Components and components location Component Location 1. Head lamp leveling actuator Head Lamp Leveling Switch. Schematic diagrams Circuit diagram Head Lamp Leveling Switch. Repair procedures Inspection 1.
Inspection 1. Check the condenser fins for clogging and damage. If clogged, clean them with water, and blow them with compressed air. If bent, gently bend them using a screwdriver or pliers. 2.