8003 External Harman Amplifier
8003 External Harman amplifier
Fault in front loudspeaker
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.'.
Possible cause of fault
- Short circuit to B+/ground in the wiring harness
- Short circuit - loudspeaker faulty
- Short circuit - amplifier faulty
External Harman amplifier, plug A, pin 14 and 15
Diagnosis/troubleshooting for Harman