PCM2/CDR23 - External BOSE Amplifier

8002 External BOSE Amplifier

Fault in internal memory

Diagnostic conditions
- Ignition on.
- PCM2/CDR23 ON

NOTE:
- Fault code 8003 is recorded in the PCM2 MMI 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 (applies only to version number < 03).

Possible cause of fault
- EEPROM fault.
- Memory faulty.

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

Diagnosis/troubleshooting on the external amplifier