Kia Rio: Troubleshooting| Problem Symptoms Table |
| Symptom |
Suspect Area |
| No blower operation |
1. Blower fuse |
| 2. Blower relay |
|
| 3. Blower motor |
|
| 4. Blower resistor, Power mosfet or PWM blower module |
|
| 5. Blower speed control switch or knob |
|
| 6. Wire harness |
|
| No air temperature control |
1. Engine coolant capacity |
| 2. Heater control assembly |
|
| 3. Temperature control actuator or cable |
|
| 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 |
|
| 8. High CAN |
|
| No cool comes out |
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 |
|
| 10. High CAN |
|
| 11. Temperature control actuator or cable |
|
| 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 |
|
| 10. High CAN |
|
| No engine idle-up when A/C switch ON |
1. Engine ECM |
| 2. Wire harness |
|
| No air inlet control |
1. Heater control assembly |
| 2. Intake actuator |
|
| No mode control |
1. Heater control assembly |
| 2. Mode control actuator or cable |
|
| No cooling fan operation |
1. Cooling fan fuse |
| 2. Fan motor |
|
| 3. Blower resistor, Power mosfet or PWM blower module |
|
| 4. Engine ECM |
|
| 5. Wire harness |
Specification
Special Service ToolsHeater & A/C Control Unit (MANUAL) Components
Connector pin function
Connector
Pin No
Function
Connector
Pin No
Function
A
1
Ground
B
18
Intake Actu ...
Driver Airbag (DAB) Module and Clock Spring Removal
1.
Set the front tires straight-ahead before removing the steering
wheel.
...
Wiper blades
Blade inspection
Commercial hot waxes applied by automatic car washes have been known to make
the windshield difficult to clean.
Contamination of either the windshield or the wiper blades with f ...