Kia Optima: Troubleshooting
Before replacing or repairing air conditioning components,
first determine if the malfunction is due to the refrigerant charge, air
flow or compressor.
Use the table below to help you find the cause of the
problem. The numbers indicate the priority of the likely cause of the
problem. Check each part in order. If necessary, replace these parts.
After correcting the malfunction, check the complete system to ensure that performance is satisfactory.
Standard:
Symptom
| Suspect Area
|
No blower operation
|
| 4) |
Blower speed control switch |
|
No air temperature control
|
| 1) |
Engine coolant capacity |
| 2) |
Heater control assembly |
|
No compressor operation
|
| 4) |
A/C pressure transducer |
| 6) |
Evaporator temperature sensor |
|
A/C does not blow cold air
|
| 4) |
A/C pressure transducer |
| 5) |
Evaporator temperature sensor. |
| 7) |
Heater control assembly |
|
Insufficient cooling
|
| 7) |
A/C pressure transducer |
| 8) |
Heater control assembly |
|
No air inlet control
|
| 1) |
Heater control assembly |
|
No mode control
|
| 1) |
Heater control assembly |
|
No cooling fan operation
|
|
Personal Protective Equipment
NameIllustrationDescriptionInsulation gloveUsed when inspecting or working on the high voltage components[Insulation performance : 1000V / 300A or above]Insulation s ...
See also:
Hazard Warning Flasher
The hazard warning flasher causes the rear tail lights and front turn signal
lights to flash on and off, which serves as a warning to other drivers to exercise
caution when approaching or passin ...
Overhead Console Lamp. Schematic Diagrams
Circuit Diagram
...
Good driving practices
Never move the shift lever from P (Park) or N (Neutral) to any other position
with the accelerator pedal depressed.
Never move the shift lever into P (Park) when the vehicle is in motion.
Be ...
Special Service Tools