Diagnostic Trouble Code (DTC) Information
Diagnostic trouble code (DTC) information ICM-B108787
Condition
The steering wheel buttons are connected to the Infotainment control module (ICM) via LIN communication. The Infotainment control module (ICM) checks the status of the steering wheel buttons.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Signal missing.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Activated control module.
Substitute value
- None.
Possible source
- Fault-trace in transmitting control module.
Fault symptom[s]
- Audio system steering wheel keypad does not function