Kia Cee'd: Controller / Heater & A/C Control Unit (MANUAL) Components and components location

Kia Cee'd Service Manual / Heating,Ventilation, Air Conditioning / Controller / Heater & A/C Control Unit (MANUAL) Components and components location

Components

Connector Pin Function
 
Connector
 Pin No. 
Gasoline
Diesel
Function
Function
A
1
Low
Low
2
Common
Common
3
High
High
4
Middle Low
Middle Low
5
Middle High
Middle High
6
Ground
Ground
B
1
Battery
Battery
2
Ignition 2
Ignition 2
3
Ignition 1
Ignition 1
4
HTD (Rear Defrost Indicator)
HTD
5
Detent Out (+)
Detent Out (+)
6
Evaporator Temperature Sensor (+)
Evaporator Temperature Sensor (+)
7
Ambient Temperature Sensor (+)
Ambient Temperature Sensor (+)
8
Mode Actuator Feedback 
Mode Actuator Feedback 
9
Temperature Actuator Feedback
Temperature Actuator Feedback
10
Intake Actuator Feedback
Intake Actuator Feedback
11
Rear Defog Switch 
Rear Defog Switch 
12
-
PTC ON Signal
13
PTC Relay
PTC Relay 2
14
_
PTC Relay 3
15
Sensor Ground
Sensor Ground
16
Ground
Ground
17
Tail Lamp (+)
Tail Lamp (+)
18
Sensor REF (+5V)
Sensor REF (+5)
19
ECV +
ECV +
20
ECV - (Ground)
ECV - (Ground)
21
Mode Actuator (Vent)
Mode Actuator (Vent)
22
Mode Actuator (Defog)
Mode Actuator (Defog)
23
Temperature Actuator (Cool)
Temperature Actuator (Cool)
24
Temperature Actuator (Warm)
Temperature Actuator (Warm)
25
Intake Actuator (Fresh)
Intake Actuator (Fresh)
26
Intake Actuator (Recirculation)
Intake Actuator (Recirculation)
27
C-CAN (High)
C-CAN (High)
28
C-CAN (Low)
C-CAN (Low)
29
Max. Blower ON Signal
Max. Blower ON Signal
30
-
-
31
Blower ON Signal To Common
Blower ON Signal To Common
32
Rheostat (ILL-)
Rheostat (ILL-)

Controller
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Heater & A/C Control Unit (MANUAL) Repair procedures
Replacement    • When prying with a flat-tip screwdriver, wrap it with protective ...

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