Trouble-Shooting Information

Trouble-shooting information

Condition
- No SWM diagnostic trouble codes are displayed in the CEM
- No diagnostic trouble codes are displayed in the PHM.

Possible source
- Open circuit, short-circuit to earth or short-circuit to voltage supply on the wire
- Defective RTI switch unit
- Defective audio/telephone switch unit
- Defective cruise-control switch unit.

Fault symptom[s]
- Audio/telephone switch unit does not work.