- Ignition on
- PCM2/CR23 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.
- This fault code is set by means of a self-test with the Porsche System Tester II No, 9588.
Possible cause of fault
- Wiring harness/rear left and right loudspeakers faulty
- External BOSE amplifier output stage faulty
Affected pin
Amplifier control module, plug A, pins 23 and 28
Diagnosis/troubleshooting
8014 External Bose Amplifier
8014 External BOSE amplifier
Rear left and right loudspeakers