Fault Code 0797

Fault Code 0797

Sun sensor

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

Possible causes of fault
- Short circuit to ground
- Open circuit/short circuit to B+
- Sun sensor faulty
- Front air-conditioning system regulator control module faulty

Affected pins
Air-conditioning system regulator control module, front: Plugs C and E
- Plug C: Pin 7 Left sun sensor signal
- Plug C: Pin 15 Right sun sensor signal
- Plug E: Pin 1 5 V reference voltage
- Plug E: Pin 12 Ground sensor

Diagnosis/troubleshooting

Work Instruction 1 - 3:

Work Instruction 4 - 6: