Diagnostic Trouble Code (DTC) Information AUD-B1A0149
Condition
The Audio module (AUD) checks the direct voltage on the outputs to the loudspeaker in the left front door.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- The direct current difference between the outputs is too large.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Start-up of the 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 to supply voltage.
- Short-circuit to ground.
Fault symptom[s]
- No sound from loudspeakers