8001 External BOSE Amplifier
8001 External Bose Amplifier
Supply voltage
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 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 positive voltage too low less then 9 V for greater then 20 sec'
- Battery positive voltage too high > 16 V for > 5 sec'
- Fuse faulty.
- Check battery.
- Generator regulator faulty.
- Generator faulty.
PCM2 plug A, pin 1, pin 2
Battery voltage too low
Diagnosis/troubleshooting