Diesel Data: Automotive Repair

Diagnostic Trouble Code (DTC) Information






Diagnostic trouble code (DTC) information AUD-B1A0911

Condition
The Audio module (AUD) checks the internal amplifier circuits for the left and right-hand front loudspeakers.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Internal components do not work.
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
- Damaged audio module (AUD).

Fault symptom[s]
- No sound from loudspeakers