8001 External Harman Amplifier

8001 External Harman 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.'.

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 battery
- Check fuses






Amplifier control module, plug A, pins 9 and 10

Diagnosis/troubleshooting