Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information IAM-U220041

Condition
The Integrated Audio Module (IAM) can detect faults on the navigator's flash memory after a check procedure has been performed.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- The check sums do not correspond.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Self-test

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/Other navigation problems
- Navigation/Locations cannot be stored/disappears