Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code information

Condition
If voltage in lighting control is less than 10% of voltage in central electronic module (CEM), diagnostic trouble code CEM-8F12 is set.

Substitute value
- None.

Possible source
- Defective beam setting control actuator.
- Defective contact.
- Open circuit in wire or short circuit to ground.

Fault symptom[s]
- Beam setting adjustment does not work.