8011 CD Changer

8011 CD changer

Fault in internal memory

Diagnostic conditions
- Ignition on
- PCM2/CDR23 ON
- Functional audio CD inserted correctly in CD changer
- Start CD changer

NOTE:
- Fault code 8003 is recorded in the PCM2 MMI/CDR23 if the operating buttons are actuated for '≥ 1 Min.'.
- Deactivate the 'automatic traffic announcement' before performing the diagnosis on the PCM2/CDR23, If this is not done, the diagnosis will abort.

Possible cause of fault
- CD changer faulty
- Memory problem in MOST control module

NOTE:
- The MOST optical waveguide is connected to the following control modules:
- PCM2/CDR23
- CD changer
- Amplifier
- Telephone/telematics

Diagnosis/troubleshooting