Kia Optima: Heating, Ventilation and Air Conditioning
Kia Optima DL3 2019-2024 Service and Repair Manual / Heating, Ventilation and Air Conditioning
Service data
| Service Data |
Air Conditioner
|
ltem |
Specification |
||
|
Compressor |
Type |
6SAS14 |
|
|
Oil type & Capacity |
ND-OIL 12 80 ± 10 cc (2.82 ± 0.35 oz.) |
||
|
Pulley type |
6PK-TYPE |
||
|
Displacement |
140.6 cc / rev |
||
|
Expansion valve |
Type |
Block type |
|
|
Refrigerant |
Type |
R-134a |
R-1234yf |
|
Capacity |
600 ± 25 g (21.2 ± 0.88 oz.) |
520 ± 25 g (18.3 ± 0.88 oz.) |
|
Blower Unit
|
Item |
Specification |
|
|
Fresh and recirculation |
Operating method |
Actuator |
|
Blower |
Type |
Sirocco pan |
|
Speed step |
Auto + 8 speed (Automatic) / 1 - 4 speed (Manual) |
|
|
Speed control |
Power mosfet (Automatic) / Resistor (Manual) |
|
|
Air filter |
Type |
Particle filter / HEPA combi filter |
Heater and Evaporator Unit
|
Item |
Specification |
|
|
Heater |
Type |
Fin & Tube type |
|
Type |
Tube - Fin 1Way |
|
|
Controller |
Type |
Manual control |
|
FATC control |
||
Tightening torque
| Tightening Torques |
|
Items |
N.m |
kgf.m |
lb-ft |
|
Compressor |
21.6 - 32.4 |
2.2 - 3.3 |
15.9 - 23.9 |
|
Condenser - Discharge hose |
8.8 - 13.7 |
0.9 - 1.4 |
6.5 - 10.1 |
|
Condenser - Liquid tube |
|||
|
Compressor - Discharge hose |
21.6 - 32.4 |
2.2 - 3.3 |
15.9 - 23.9 |
|
Compressor - Suction hose |
|||
|
Expansion valve - Evaporator |
8.8 - 13.7 |
0.9 - 1.4 |
6.5 - 10.1 |
Troubleshooting
| Troubleshooting |
| Problem Symptoms Table |
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 |
Suspected Area |
|
No blower operation |
1. Blower fuse |
|
2. Blower relay |
|
|
3. Blower motor |
|
|
4. Power mosfet |
|
|
5. Blower speed control switch |
|
|
6. 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. Compressor |
|
|
4. A/C pressure transducer |
|
|
5. A/C switch |
|
|
6. Evaporator temperature sensor |
|
|
7. Wire harness |
|
|
Vented air not cold |
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 |
|
|
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 |
|
|
No engine idle-up when A/C switch ON |
1. Engine ECM |
|
2. Wire harness |
|
|
No air inlet control |
1. Heater control assembly |
|
No mode control |
1. Heater control assembly |
|
2. Mode actuator |
|
|
No cooling fan operation |
1. Cooling fan fuse |
|
2. Fan motor |
|
|
3. Engine ECM |
|
|
4. Wire harness |
Special service tools
| Special Service Tools |
|
Tool (Number and name) |
Illustration |
Use |
|
09383-59100 Disc & hub assembly bolt remover |
|
Removal and installation of disc & hub assembly. |
- Air Conditioning System
- Compressor oil
- Refrigerant Line
- Compressor
- Condenser
- Receiver-Drier
- A/C Pressure Transducer
- Evaporator Temperature Sensor
- In-car Sensor
- Photo Sensor
- Ambient Temperature Sensor
- Auto Defogging Sensor
- Cluster Ionizer
- Heater
- Heater Unit
- Heater Core
- Evaporator Core
- Temperature Control Actuator
- Mode Control Actuator
- Auto Defoging Actuator
- Blower
- Controller
Rain Sensor
Schematic diagrams
Connector and Terminal Function
...
Air Conditioning System
General safety information and caution
Instructions (R-134a)
When Handling Refrigerant
1.
R-134a liquid refrigerant is highly volatile. A drop on the skin of your
han ...
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