Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information IAM-B1A041C

Condition
The Integrated Audio Module (IAM) checks the direct current on the outputs to the loudspeaker in the right-hand rear 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:
- 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 integrated audio module (IAM).

Fault symptom[s]
- No sound from loudspeakers