Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information ICM-B128587

Condition
The Infotainment control module (ICM) communicates with the Integrated Audio Module (IAM) via a video signal (LVDS).
The diagnostic trouble code (DTC) is stored if the control module detects that:
- No video signal.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Activate quick test

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
- Incorrect synchronization signal between video input (LVDS) and the control module.
- Loose connection at the video cable's (LVDS) connection to the control module.
- Damaged cable between the control module and video input (LVDS).

Fault symptom[s]
- Video other/Other video problems
- Video other/Front screen, poor image quality/no image
- Rear seat entertainment/No/reduced/incorrect function