Kia Forte: Heater & A/C Control Unit (Manual) Components

| Connector Pin Function |
| Connector |
No. |
Description |
Connector |
No. |
Description |
| A |
1 |
Ground |
B |
14 |
Intake actuator (Recirculation) |
| 2 |
Middle - High |
15 |
Sensor signal |
||
| 3 |
Middle - Low |
16 |
Ground |
||
| 4 |
High |
17 |
Illumination (+) (Tail) |
||
| 5 |
Common |
18 |
Sensor REF (+5V) |
||
| 6 |
Low |
19 |
Detent OUT (+) |
||
| B |
1 |
Battery (+) |
20 |
Max blower ON signal |
|
| 2 |
IGN 2 |
21 |
Evaporator temperature sensor (+) |
||
| 3 |
IGN 1 |
22 |
Ambient temperature sensor (+) |
||
| 4 |
HTD |
23 |
PTC relay (PTC only) |
||
| 5 |
Rear defog switch |
24 |
ECV (+) (ECV only) |
||
| 6 |
Mode actuator feedback |
25 |
ECV (-) - ground (ECV only) |
||
| 7 |
Temperature control actuator feedback |
26 |
- |
||
| 8 |
Intake actuator feedback |
27 |
C_CAN (High) |
||
| 9 |
Mode control actuator (Vent) |
28 |
C_CAN (Low) |
||
| 10 |
Mode control actuator (Defrost) |
29 |
- |
||
| 11 |
Temperature control actuator (Cool) |
30 |
Blower ON signal to common |
||
| 12 |
Temperature control actuator (Warm) |
31 |
Ground |
||
| 13 |
Intake actuator (Fresh) |
32 |
Illumination (-) (Rheostat) |
Controller
Heater & A/C Control Unit (Manual) ReplacementCenter Fascia Panel Component Location
1. Center fascia panel
...
Removal
1.
Disconnect the battery negative cable and wait for at least thirty
seconds.
before beginning work.
2.
Remove the roof tr ...
Electronic stability control (ESC)
The Electronic Stability control (ESC) system is designed to stabilize the vehicle
during cornering maneuvers. ESC checks where you are steering and where the vehicle
is actually going. ESC appl ...