Diagnostic Trouble Code (DTC) Information IAM-B1A5615
Condition
The Integrated Audio Module (IAM) checks the signal on the signal cable between the aerial amplifier and the window aerials.
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 ground in the signal cable between the aerial amplifier and the window aerials.
Fault symptom[s]
- Radio/Poor reception/AM frequency
- Radio/Poor reception/FM frequency