Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information IAM-B1D5515

Condition
The Integrated Audio Module (IAM) checks the antenna cable between the control module and antenna amplifier.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- The signal is missing or incorrect.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Shutting off 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
- Open-circuit or short-circuit to supply voltage in the signal cable.

Fault symptom[s]
- Poor radio reception
- Radio/Poor reception/FM frequency
- Radio/Poor reception/AM frequency