Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information IAM-U220044

Condition
The Integrated Audio Module (IAM) checks internal components in the control module.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Internal fault in integrated audio module (IAM).
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
- Damaged integrated audio module (IAM).

Fault symptom[s]
- Navigation/Locations cannot be stored/disappears