Kia Soul EV: Heating,Ventilation, Air Conditioning / Troubleshooting
Before replacing or repairing air conditioning components,
first determine if the malfunction is due to lack of refrigerant, air
flow or compressor.
Use the following table to find the cause of the problem. The
numbers indicate the order of the likely cause of the problem. Check
each part in order. If necessary, replace the corresponding parts.
After fixing the area of malfunction, check the complete system to ensure satisfactory performance.
Standard :
Symptom
| Suspected Area
|
No blower operation
| 1. Blower fuse
|
2. Blower motor
|
3. PWM blower module
|
4. Blower speed control switch
|
5. 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. Limiter 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. Limiter 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. Limiter 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. MCU
|
2. Wire harness
|
No air inlet control
| 1. Heater control assembly
|
No mode control
| 1. Heater control assembly
|
No cooling fan operation
| 1. Cooling fan fuse
|
2. Fan motor
|
3. Engine ECM
|
4. Wire harness
|
Special Service Tools
Personal Protective Equipment
NameIllustrationDescriptionInsulation glovesUsed when inspecting or working on the high voltage components[Insulation performance : 1000V / ...
Other information:
Removal
Main Relay, Pre Charge Relay, Pre Charge Resistor, Battery
Current Sensor, High Voltage Battery Heater Relay and the High Voltage
Battery Heater Fuse are integrated in the Power Relay Assembly (PRA). So
Refer to the removal procedure of Power Relay Assem ...
Component Location
1. Front door latch
...