Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information AUD-B1A1112

Condition
The Audio module (AUD) checks the internal amplifier circuits to the loudspeakers.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Direct voltage transferred to the cable harness for loudspeakers.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Start up of the MOST network.

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
- Shorted to supply

Fault symptom[s]
- No sound from loudspeakers