8001 CD Changer

8001 CD changer

Audio CD read error

Diagnostic conditions
- Ignition on
- PCM2/CDR23 ON

NOTE:
- The fault memory status (present / not present) is always updated when the motor is running.
- 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. If this is not done, the diagnosis will abort.

Possible cause of fault
- Battery voltage too low less then 9 V for greater then 30 sec'
- Battery voltage too high '> 16 V for > 30 sec'
- Check fuses
- Check battery

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






CD changer, plug A, pins 1 and 2

Diagnosis/troubleshooting