800C PCM2 MMI

800C PCM2 - MMI

Software Communication Fault

Diagnostic conditions
- Ignition on
- PCM2 ON

Possible cause of fault
- Wrong/incompatible software version
- Software alien components

NOTE:
The MOST optical wave guide is connected to the following control modules:
- PCM2 as of model year 2003
- CD changer
- Amplifier
- Telephone/Telematics

Affected pin
- none

Diagnosis/Troubleshooting

Work Instruction 1 - 2: