CEM-0003

Diagnostic trouble code (DTC) information

Condition
Diagnostic trouble code (DTC) CEM-0003 is stored if the control module registers that both the signals from the lighting switch are low at the same time.

Condition
None.

Possible source
- Short-circuit to ground in one of the signal cables from the lighting switch
- Defective lighting switch

Condition
- The low beam is constantly lit.