Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information AUD-B1A021F

Condition
The Audio module (AUD) checks the signal in the signal cable to the loudspeaker in the right-hand front door.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- The signal is too high or too low in the signal cable to the loudspeaker in the right-hand front door.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Activated control module.

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
- Short-circuit in signal cable.
- Play or incorrect connection.
- Defective loudspeaker.

Fault symptom[s]
- No sound from loudspeakers