Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information IAM-B113413

Condition
The Integrated Audio Module (IAM) checks the signal in the signal cable from the telephone.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Signal missing in the signal cable from the telephone.
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
- Open-circuit in the signal cable between the control module and the telephone.

Fault symptom[s]
- Hands free mode does not function