Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information HCM-U210100

Condition
Headlamp Control Module (HCM) receives information about current vehicle configuration from Central electronic module (CEM).
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Vehicle configuration from Central electronic module (CEM) is incorrect.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Control module supplied with power for at least 5 seconds.
- Engine running.





Substitute value
- None.

Possible source

- Fault-trace in transmitting control module.

Fault symptom[s]
- Active Bi-Xenon light; No Functionality
- Automatic vertical aim control does not work