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:
Safety Precaution
Since electric vehicles contain high voltage batteries,
mishandling the high voltage system or vehicle may lead to a serious
accident, including electric shock and electric leakage.
•
Be sure to shut o ...
System Configuration
PAS consists of 8 sensors (4 front & 4 rear) which detect
the obstacles and transmit the result in 3 separate warning levels, the
first, second and third to IPM (BCM) via Lin communication. IPM (BCM)
determines the level of alarm based on the transmitted communicati ...