Kia Optima: Heater & A/C Control Unit(Dual). Components and Components LocationComponents
| Control Panel |

|
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 proceduresComponents and Components Location
Components Location
1. Fuel Tank
2. Fuel Pump
3. Fuel Filter
4. Fuel Pressure Regulator
5. Canister
6. Fuel Tank Air Filter
7. Fuel Tank Band
8. Fuel Tank ...
Circuit Diagram
...
Replacement
1.
Remove the front wheel & tire.
Tightening torque:88.3
~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1~79.6lb-ft)
...