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 you boot.
- Fault code 8003 is recorded in the PCM2 MMI if the operating buttons are actuated for one or more minutes.

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

Affected pin







Amplifier control module, plug A, pins 9 and 10

Diagnosis/troubleshooting

Diagnosis/troubleshooting: