Kia Optima: Controller / Heater & A/C Control Unit (DATC)
Components and components location

Connector
Pin NO
|
Funtion
|
Pin NO
|
Funtion
|
1
|
Ground
|
9
|
Ground
|
2
|
ILL-
|
10
|
-
|
3
|
-
|
11
|
-
|
4
|
-
|
12
|
-
|
5
|
HTD
|
13
|
LIN BUS
|
6
|
-
|
14
|
ISG B+
|
7
|
ILL+
|
15
|
IGN2
|
8
|
IGN1
|
16
|
Battery (+)
|
Repair procedures
1. |
Self-diagnosis process.

•
|
When operating the self-diagnostics, the below fault(self-diagnostics
code) will blink at 0.5 seconds interval on the temperature
display settings(driver's side only) and the remaining symbols
are OFF .
|
|
|
2. |
Fault code display
(1) |
Continuance operation : DTC code.

|
(2) |
Continuance operation : DTC code.

|
(3) |
STEP operation.
A. Nomal or one fault code is same as a continuance operation.
B. DTC code.

|
|
1. |
Disconnect the negative (-) battery terminal.
|
2. |
Using a screwdriver or remover, remove the floor console upper garnish
(A).

|
3. |
Loosen the mounting screws and remove the A/C & heater controller unit
(A).

|
4. |
Disconnect the A/C & heater control connector (A).

|
5. |
To install, reverse the removal procedure.
•
|
Make sure the connector are connected in properly.
|
•
|
Replace any damaged clips (or pin-type retainers).
|
|
|
Components and components location
Components
Connector Pin Function
[Connector A]
Pin NO
Funtion
Pin NO
Funtion
...
Components and components location
Components
Connector Pin Function
[Connector A]
Pin NO
Funtion
Pin NO
Funtion
...
Other information:
Schematic diagrams
Connector and Terminal Function
Pin
Function
Pin
Function
1
PAS mode switch
13
SVM mode indicator
2
PAS mode indicator
...
Storing driver’s seat positions
1. Shift the shift lever into P (for Automatic transmission) while the engine
start/stop button is ON or ignition switch ON.
2. Adjust the driver’s seat and outside rearview mirror comfortable for the driver.
3. Press SET button on the control panel. The syst ...