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

Components

Control Panel

Connector pin function

Connector pin function
Connector
 PIN NO.
 Function
 Connector
 PIN NO.
 Function
Connector(A)
 1
 Tail (+)
 Connector(A)
 25
 -
2
 Sensor REF (+5V)
 26
 Ambient Sensor (+)
3
 Hazard Signal
 27
 Incar Sensor (+)
4
 ACC
 28
 Evaporator Sensor (+)
5
 Mode Actuator (VENT)
 29
 ECV (+)
6
 Mode Actuator (DEF)
 30
 ECV (-)
7
 Mode Actuator (F/B)
 31
 Photo Sensor left (-)
8
 Intake Actuator (REC)
 32
 Photo Sensor right (-)
9
 Intake Actuator (FRE)
 33
 HTD
10
 Intake Actuator (F/B)
 34
 Rear Defog S/W
11
 Temp Actuator DR (COOL)
 35
 K – Line
12
 Temp Actuator DR (WARM)
 36
 -
13
 Temp Actuator DR (F/B)
 37
 -
14
 Temp Actuator PS (COOL)
 38
 -
15
 Temp Actuator PS (WARM)
 39
 -
16
 Temp Actuator PS (F/B)
 40
 GND
17
 C_Can HIGH
 Connector(B)
 1
 GND
18
 C_Can LOW
 2
 IGN2
19
 Detent OUT(-) Signal
 3
 Blower Motor (+)
20
 Rheostat
 4
 GND
21
 Ion Signal
 5
 FET (GATE)
22
 Clean Signal
 6
 FET (DRAIN F/B)
23
 Ionizer Diagnosis
 7
 IGN1
24
 -
 8
 Battery


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 ...

Heater & A/C Control Unit(Dual). Repair procedures
...

See also:

Input Speed Sensor. Schematic Diagrams
Circuit Diagram ...

Interior care
Interior general precautions Prevent caustic solutions such as perfume and cosmetic oil from contacting the dashboard because they may cause damage or discoloration. If they do contact the da ...

Trunk Lid Open Warning Light
This light remains on unless the trunk lid is completely closed. ...

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