Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information CEM-B1C9013

Condition
Central electronic module (CEM) activates, via a control signal, voltage supply to the extra lights.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- The voltage on the control signal cable is too high.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Unactivated auxiliary lamp.

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 on signal cable.

Fault symptom[s]
- Auxiliary lights do not function