Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information AUD-B1A0313

Condition
The Audio module (AUD) checks the signal in the signal cable to the loudspeaker in the left-hand rear door.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Signal missing in the signal cable to the loudspeaker in the left-hand rear door.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Start up of the MOST network.
- Request for self-test.

Note! The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.





Substitute value
- None.

Possible source
- Open-circuit in the signal cable between the loudspeaker in the left rear door and the control module.
- Open-circuit in the loudspeaker.

Fault symptom[s]
- No sound from loudspeakers