Fault Code 15500

Fault Code 15500

Temperature sensor rear left seat heating

Diagnostic conditions
- Ignition on
- Battery voltage OK (11.4 to 14.5 V)
- Internal function test completed on rear air-conditioning system regulator control module

Possible causes of fault
- Short circuit to ground
- Open circuit/short circuit to B+
- Seat heating faulty
- Seat heating control module faulty
- Rear air-conditioning system regulator faulty

Affected pins
Air-conditioning system regulator control module, rear: Plug C
- Pin 10 Left seat heating (rear left seat heating)

Diagnosis/troubleshooting

Work Instruction 1 - 2:

Work Instruction 3 - 7: