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) ReplacementOil Pump Unit (OPU) Installation
1.
Install in the reverse of removal.
...
Rear Wheel House Trim Replacement
(4Door)
•
Put on gloves to protect your hands.
...
Auto Defogging Sensor Description
The auto defogging sensor is installed on the front windshield glass.
The auto defogging sensorr senses moisture on the windshild. The air conditioner
control module receives the signal from ...