Operation CHARM: Car repair manuals for everyone.

PCM2 MMI



8003 PCM2 MMI

Operating buttons are jammed

Diagnostic conditions
- Ignition on
- PCM2 on
- Manual actuation

NOTE: Fault code B003 is recorded if the operating buttons are actuated for one or more minutes.

Possible cause of fault
- Internal short circuit

Diagnosis/troubleshooting