Kia Optima Manuals

Kia Optima: Components and Components Location - Controller. Heater & A/C Control Unit(Manual) - Heating,Ventilation, Air Conditioning - Kia Optima TF 2011-2026 Service ManualKia Optima: Components and Components Location

Components

Connector pin function

Connector pin function
Connector
 PIN NO.
 Function
 Connector
 PIN No.
 Function
Connector(A)
 1
 GND
 Connector(B)
 18
 Hazard Signal
2
 Middle High
 19
 -
3
 Middle Low
 20
 Rheostat (ILL -)
4
 High
 21
 IGN2
5
 Common
 22
 IGN1
6
 Low
 23
 ACC
Connector(B)
 1
 BAttery
 24
 -
2
 Tail Lamp (ILL+)
 25
 -
3
 Sensor REF (+5V)
 26
 Rear Defog S/W
4
 Mode Actuator (F/B)
 27
 -
5
 Temp Actuator (F/B)
 28
 -
6
 Intake Actuator (F/B)
 29
 Detent Out (+)
7
 Evaporator Sensor (+)
 30
 Blower F/B
8
 Ambient Sensor (+)
 31
 Sensor GND
9
 -
 32
 -
10
 Blower Common
 33
 C – Can HIGH
11
 HTD
 34
 C – Can LOW
12
 Mode Actuator (VENT)
 35
 ECV +
13
 Mode Actuator (DEF)
 36
 ECV – (GND)
14
 Temp Actuator (COOL)
 37
 -
15
 Temp Actuator (WARM)
 38
 Sensor GND
16
 Intake Actuator (FRE)
 39
 GND
17
 Intake Actuator (REC)
 40
 GND


Controller. Heater & A/C Control Unit(Manual)
...

Heater & A/C Control Unit(Manual). Repair procedures
Replacement 1. Disconnect the negative (-) battery terminal. 2. Using the screwdriver, remove the side cover (A). 3. Loosen the mounting scre ...

See also:

Removal
1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Remove the resonator and the air intake hose (Refer to “Intake And Exhau ...

Removal
1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2. Remove the front passenger seat assembly.(Refer to the Body gr ...

Towing
If emergency towing is necessary, we recommend having it done by an authorized Kia dealer or a commercial tow-truck service. Proper lifting and towing procedures are necessary to prevent damage to ...

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