Kia Optima: Heater & A/C Control Unit(Dual) Components and Components Location - Controller - Heating,Ventilation, Air ConditioningKia Optima: Heater & A/C Control Unit(Dual) Components and Components Location

Components (1)
Control Panel (Dual A/C & Heater Controller - A)

Connector pin function (1)


Connector pin function (1)
Connector
PIN NO.
Function
Connector
PIN NO.
Function
Connector (A)
1
ILL+(TAIL)
Connector (A)
29
ECV (+)
2
SENSOR REF (+5V)
30
ECV (-) (GND)
3
HAZARD SIGNAL
31
PHOTO SENSOR (-) -LEFT
4
ACC
32
PHOTO SENSOR (-) -RIGHT
5
MODE ACT''R (VENT)
33
HTD
6
MODE ACT''R (DEF)
34
REAR DEFOG S/W
7
MODE ACT''R F/B
35
C-CAN
8
INTAKE ACT''R (FRE)
36
-
9
INTAKE ACT''R (REC)
37
PTC ON SIGNAL
10
INTAKE ACT''R F/B
38
PTC RELAY 2
11
TEMP ACT''R (COOL)-DIVER
39
PTC RELAY 3
12
TEMP ACT''R (WARM)-DIVER
40
SENSOR GND
13
TEMP ACT''R F/B-DIVER
Connector (B)
1
GND
14
TEMP ACT''R (COOL)-PASSENGER
2
-
15
TEMP ACT''R (WARM)-PASSENGER
3
DEF ACT''R (CLOSE)
16
TEMP ACT''R F/B-PASSENGER
4
DEF ACT''R (OPEN)
17
C_CAN HIGH
5
DEF ACT''R F/B
18
C_CAN LOW
6
HUMIDITY (PWM)
19
DETENT OUT(+)
7
-
20
ILL-(RHEO)
8
IGN2
21
ION SIGNAL
9
GND
22
CLEAN SIGNAL
10
-
23
IONIZER DIAGNOSIS
11
BLOWER MOTOR (+)
24
-
12
FET (GATE)
25
-
13
FET (DRAIN F/B)
26
AMB SENSOR (+)
14
ISG-DC
27
-
15
IGN1
28
EVAP SENSOR (+)
16
BATT

Components (2)
Control Panel (Dual A/C & Heater Controller - B)

Connector pin function (2)


Connector pin function (2)
Connector
PIN NO.
Function
Connector
PIN NO.
Function
Connector (A)
1
ILL+(TAIL)
Connector (A)
29
ECV (+)
2
SENSOR REF (+5V)
30
ECV (-) (GND)
3
HAZARD SIGNAL
31
PHOTO SENSOR (-) -LEFT
4
-
32
PHOTO SENSOR (-) -RIGHT
5
MODE ACT''R (VENT)
33
HTD
6
MODE ACT''R (DEF)
34
REAR DEFOG S/W
7
MODE ACT''R F/B
35
C-CAN
8
INTAKE ACT''R (FRE)
36
-
9
INTAKE ACT''R (REC)
37
PTC ON SIGNAL
10
INTAKE ACT''R F/B
38
PTC RELAY 2
11
TEMP ACT''R (COOL)-DIVER
39
PTC RELAY 3
12
TEMP ACT''R (WARM)-DIVER
40
SENSOR GND
13
TEMP ACT''R F/B-DIVER
Connector (B)
1
GND
14
TEMP ACT''R (COOL)-PASSENGER
2
-
15
TEMP ACT''R (WARM)-PASSENGER
3
DEF ACT''R (CLOSE)
16
TEMP ACT''R F/B-PASSENGER
4
DEF ACT''R (OPEN)
17
C_CAN HIGH
5
DEF ACT''R F/B
18
C_CAN LOW
6
HUMIDITY (PWM)
19
DETENT OUT(+)
7
-
20
ILL-(RHEO)
8
IGN2
21
ION SIGNAL
9
GND
22
CLEAN SIGNAL
10
-
23
IONIZER DIAGNOSIS
11
BLOWER MOTOR (+)
24
MM_CAN HIGH
12
FET (GATE)
25
MM_CAN LOW
13
FET (DRAIN F/B)
26
AMB SENSOR (+)
14
ISG-DC
27
-
15
IGN1
28
EVAP SENSOR (+)
16
BATT

Controller
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Heater & A/C Control Unit(Dual) Repair procedures
Self Diagnosis 1. Self-diagnosis process 2. How to read self-diagnostic code After the display panel flickers three times every 0.5 second, the corresponding fault code flickers on the setu ...

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