Kia Sorento: 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. Magnetic clutch |
|
| 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. Magnetic clutch |
|
| 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. Magnetic clutch |
|
| 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 |
Special ToolsRemoval
1.
Turn the ignition switch OFF and disconnect the battery negative
(-) cable.
2.
Remove the rear seat.
(Refer to Body - "Rear ...
Front Disc Brake Inspection
Front brake disc thickness check
1.
Check the brake pads for wear and fade.
2.
Check the brake disc for damage and cracks.
...
Master Cylinder Components
1. Reservoir cap
2. Reservoir
3. Grommet
4. Master cylinder
...