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
[Sound Mood Lamp Unit]
1.
Disconnect the negative (-) battery terminal.
2.
Remove the audio head unit.
(Refer to Body Electrical - "Audio unit")
3.
Disconnect the connector (A) from the mood lamp unit.
4.
Remove the sound mood lamp unit (A) after loosening the mounting nut. ...
General Inspection
After or before servicing the EPS system, perform the
troubleshooting and test procedure as follows. Compare the system
condition with normal condition in the table below and if abnormal
symptom is detected, perform necessary remedy and inspection.
Test conditionNormal ...