Kia Optima DL3 Quiz

Heating, Ventilation, and Air Conditioning

In this manual: Heating, Ventilation, and Air Conditioning
General Information — 8Advanced Driver Assistance System (ADAS) — 21Maintenance — 27Engine Mechanical System — 45Engine Electrical System — 11Emission Control System — 11Engine Control System/Fuel System — 25Automatic Transmission — 20Drive Shaft and Axle — 7Suspension System — 22Steering — 7Restraints — 11Brake System — 22Body (Interior and Exterior) — 116Body Electrical System — 90Heating, Ventilation, and Air Conditioning — 32
~2min read
1special tools

Service Data

Service Data

Air Conditioning

Item Specification
Compressor Type 6SAS14
Oil Type and Capacity ND-OIL 12 80 ± 10 cm³ (2.82 ± 0.35 oz)
Pulley Type 6PK-Type
Displacement 140.6 cc/rev
Expansion Valve Type Unit 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 & Recirculation Operation Method Actuator
Blower Type Sirocco Pot
Speed Step Auto + 8 speeds (automatic) / 1–4 speeds (manual)
Speed Control Power MOSFET (automatic) / Resistor (manual)
Air filter Type Particulate Filter / Combined HEPA Filter

Heater and Evaporator Unit

Item Specification
Heater Type Fin & Tube Type
Type Tube - Fin 1Way
Controller Type Manual Operation
FATC control

Tightening Torque

Tightening torque

Items N·m kgf·m lb-ft
Compressor 21,6 - 32,4 2,2 - 3,3 15,9 - 23,9
Condenser - Outlet 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

Symptom Table

Before replacing or repairing air conditioning components, first determine whether the malfunction is related to refrigerant charge, airflow, or the compressor.

Use the table below to find the cause of the problem. The numbers indicate the priority of the probable cause of the problem. Check each part in order. If necessary, replace these parts.

After repairing the malfunction, check the entire system to make sure it operates properly. Is the result satisfactory?

Standard:

Symptom Suspected Area
No Fan Operation 1. Blower Fuse
2. Blower Relay
3. Blower Motor
4. Power MOSFET
5. Blower Speed Switch
6. Wiring Harness
No Air Temperature Control 1. Engine Coolant Reservoir
2. Heater Control Unit
Compressor Does Not Operate 1. Cooling Capacity
2. A/C Fuse
3. Compressor
4. A/C Pressure Sensor
5. A/C Switch
6. Evaporator Temperature Sensor
7. Wiring Harness
Vent Air Not Cold 1. Cooling Capacity
2. Refrigerant Pressure
3. Drive Belt
4. Compressor
5. A/C Pressure Sensor
6. Evaporator Temperature Sensor
7. A/C Switch
8. Heater Control Unit
9. Wiring Harness
Insufficient Cooling 1. Cooling Capacity
2. Drive Belt
3. Compressor
4. Condenser
5. Expansion Valve
6. Evaporator
7. Refrigerant Lines
8. A/C Pressure Sensor
9. Heater Control Unit
Engine Does Not Idle Well with A/C On 1. Engine ECM
2. Wiring Harness
No Air Flow Control 1. Heater Control Unit
No Mode Control 1. Heater Control Unit
2. Mode Actuator
Cooling Fan Does Not Operate 1. Cooling Fan Fuse
2. Blower Motor
3. Engine ECM
4. Wiring Harness

Special Service Tools

Special Service Tools

Tool (Number and Name) Illustration Use
09383-59100
Wheel Hub and Disc Bolt Puller Assembly
Removal and Installation of Wheel Hub & Bearing Assembly.

Test yourself

A quick Kia Optima DL3 quiz: every answer comes with an explanation and a link to the manual page.