Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information IAM-U30004A

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:
- Software error in the control module.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Ignition switch position II.

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
- The software is defective or changed.
- Damaged integrated audio module (IAM).

Fault symptom[s]
- Audio other/Other audio problems