800C PCM2 - MMI

800C PCM2 - MMI

Fault during software update using single CD

Diagnostic conditions
- Ignition on.
- PCM2 on.

Possible cause of fault
- Incorrect/incompatible software version
- Third-party software components

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

Affected pin

Diagnosis/troubleshooting

Diagnosis/troubleshooting: