Kia Forte: Heating, Ventilation and Air Conditioning
Kia Forte 2019-2024 (BD) Service Manual / Heating, Ventilation and Air Conditioning
Service data
| Service Data |
Air Conditioner
|
Item |
Specification |
|
|
Compressor |
Type |
6VSx14 |
|
Oil type & Capacity |
FD46XG (IDEMITSU) 110 ± 10 g (3.88 ± 0.35 oz.) |
|
|
Pulley type |
6PK - TYPE |
|
|
Displacement |
142 cc/rev |
|
|
Expansion valve |
Type |
Block type |
|
Refrigerant |
Type |
R - 134a , R - 1234yf |
|
Capacity |
500 ± 25 g (17.6 ± 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 |
Heater and Evaporator Unit
|
Item |
Specification |
|||
|
Heater |
Type |
Fin & Tube type |
||
|
Type |
Tube - Fin 1Way |
|||
|
Mode operating method |
Actuator |
|||
|
Temperature operating method |
Actuator |
|||
|
Evaporator |
Temperature control type |
Evaporator temperature sensor |
||
|
Blower singular |
A/C Output OFF Temperature |
A/C Output ON Temperature |
||
|
Manual control |
1 - 2 speed |
1.5°C (34.7°F) |
3.0°C (37.4°F) |
|
|
3 - 4 speed |
0.6°C (33.1°F) |
2.1°C (35.8°F) |
||
|
Dual control |
1 - 4 speed |
1.5°C (34.7°F) |
3.0°C (37.4°F) |
|
|
5 - 6 speed |
1.0°C (33.8°F) |
2.5°C (36.5°F) |
||
|
7 - 8 speed |
0.6°C (33.1°F) |
2.1°C (35.8°F) |
||
|
Manufacturer |
HVCC (Halla Visteon Climate Control) |
|||
Tightening torque
| Tightening Torques |
|
Items |
N·m |
kgf·m |
lb·ft |
|
Compressor |
20.0 - 32.95 |
2.04 - 3.36 |
14.75 - 24.30 |
|
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 |
Blower fuse |
|
Blower relay |
|
|
Blower motor |
|
|
Power mosfet |
|
|
Blower speed control switch |
|
|
Wire harness |
|
|
No air temperature control |
Engine coolant capacity |
|
Heater control assembly |
|
|
No compressor operation |
Refrigerant capacity |
|
A/C fuse |
|
|
Compressor |
|
|
A/C pressure transducer |
|
|
A/C switch |
|
|
Evaporator temperature sensor |
|
|
Wire harness |
|
|
Vented air not cold |
Refrigerant capacity |
|
Refrigerant pressure |
|
|
Drive belt |
|
|
Compressor |
|
|
A/C pressure transducer |
|
|
Evaporator temperature sensor |
|
|
A/C switch |
|
|
Heater control assembly |
|
|
Wire harness |
|
|
Insufficient cooling |
Refrigerant capacity |
|
Drive belt |
|
|
Compressor |
|
|
Condenser |
|
|
Expansion valve |
|
|
Evaporator |
|
|
Refrigerant lines |
|
|
A/C pressure transducer |
|
|
Heater control assembly |
|
|
No engine idle-up when A/C switch ON |
Engine ECM |
|
Wire harness |
|
|
No air inlet control |
Heater control assembly |
|
No mode control |
Heater control assembly |
|
Mode actuator |
|
|
No cooling fan operation |
Cooling fan fuse |
|
Fan motor |
|
|
Engine ECM |
|
|
Wire harness |
Special service tools
| Special Service Tools |
|
Tool (Number and name) |
Illustration |
Use |
|
09977-3R000 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
- Evaporator Core
- Photo Sensor
- Ambient Temperature Sensor
- Auto Defogging Sensor
- Heater
- Heater Unit
- Heater Core
- PTC Heater
- Temperature Control Actuator
- Mode Control Actuator
- Auto Defoging Actuator
- Blower
- Heater & A/C Control Unit (DATC)
Windshield Wiper-Washer Switch
Repair procedures
Removal
1.
Remove the multifunction switch.
(Refer to Body Electrical System - "Multifunction Switch")
Installation
...
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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