| Circuit Diagram |

| Input/Output Specification |
| Connector Pin Lay Out |

|
No |
Signal Name |
I/O |
Contents |
Remark |
|
A1 |
- |
- |
- |
|
|
A2 |
Front height motor up |
O |
Front height motor up output |
|
|
A3 |
Rear height motor up |
O |
Rear height motor up output |
|
|
A4 |
Recline motor front |
O |
Recline motor front output |
|
|
A5 |
Slide motor front |
O |
Slide motor front output |
|
|
A6 |
- |
- |
- |
|
|
A7 |
Front height motor down |
O |
Front height motor down output |
|
|
A8 |
- |
- |
- |
|
|
A9 |
- |
- |
- |
|
|
A10 |
Rear height motor down |
O |
Rear height motor down output |
|
|
A11 |
Recline motor rear |
O |
Recline motor rear output |
|
|
A12 |
Slide motor rear |
O |
Slide motor rear output |
|
|
B1 |
B+(Power) |
I |
Power B+ for operating motor |
|
|
B2 |
GND(Power) |
I |
Power GND for operating motor |
|
|
B3 |
B+(Power) |
I |
Power B+ for operating motor |
|
|
B4 |
GND (Power) |
I |
Power GND for operating motor |
|
|
B5 |
B+(Power) |
I |
Power B+ for operating motor |
|
|
C1 |
- |
- |
- |
|
|
C2 |
- |
- |
- |
|
|
C3 |
Slide front manual switch |
I |
Slide front manual switch input |
On : GND |
|
C4 |
Recline front manual switch |
I |
Recline front manual switch input |
On : GND |
|
C5 |
Front height up manual switch |
I |
Front height up manual switch input |
On : GND |
|
C6 |
Rear height up manual switch |
I |
Rear height up manual switch input |
On : GND |
|
C7 |
Slide motor sensor |
I |
Slide motor sensor input |
Pulse signal |
|
C8 |
Front height motor sensor |
I |
Front height input motor sensor |
Pulse signal |
|
C9 |
Front height motor sensor |
I |
Front height motor sensor input |
Pulse signal |
|
C10 |
Sensor Vcc(Seat) |
O |
VCC for operating sensor |
5V |
|
C11 |
- |
- |
- |
|
|
C12 |
- |
- |
- |
|
|
C13 |
Slide rear manual switch |
I |
Slide rear manual switch input |
ON : GND |
|
C14 |
Recline rear manual switch |
I |
Recline rear manual switch input |
ON : GND |
|
C15 |
Front height down manual switch |
I |
Front height down manual switch input |
ON : GND |
|
C16 |
Rear height down manual switch |
I |
Rear height down manual switch input |
ON : GND |
|
C17 |
- |
- |
- |
|
|
C18 |
- |
- |
- |
|
|
C19 |
- |
- |
- |
|
|
C20 |
- |
- |
- |
|
|
D1 |
- |
- |
- |
|
|
D2 |
Rear height sensor |
I |
Rear height motor sensor |
Pulse signal |
|
D3 |
- |
- |
- |
|
|
D4 |
CAN High |
I/O |
CAN |
|
|
D5 |
CAN Low |
I/O |
CAN |
|
|
D6 |
- |
- |
- |
|
|
D7 |
IGN1 |
I |
IGN1 input |
BAT |
|
D8 |
B+(ECU) |
I |
ECU power input |
BAT |
|
D9 |
GND(ECU) |
I |
ECU GND |
|
|
D10 |
- |
- |
- |
|
|
D11 |
Switch1 |
I |
Switch input |
|
|
D12 |
Switch2 |
I |
Switch input |
|
|
D13 |
- |
- |
- |
|
|
D14 |
SET switch |
I |
Switch input |
|
|
D15 |
- |
- |
|
|
|
D16 |
- |
- |
|
|
| Communication System |

Components and components location
Description and operationKia Cee'd JD Owners Manual: 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
applies the brakes at individual wheels
and intervenes with engine management
system to stabil ...
Kia Cee'd JD Service Manual: Troubleshooting
Troubleshooting
Symptom
Possible cause
Remedy
Tachometer does not operate
Memory2 fuse (10A) blown
Check for short and replace fuse
CAN line faulty
Check the EMS
...