Diagnostic trouble code (DTC) information

Condition 

Diagnostic trouble code (DTC) CEM-0001 is stored if the control module registers an internal fault.

Substitute Value 

The control module selects pre-selected settings for automatic low beam, the tailgate wiper and the front fog lamps.

Possible Source 

• Internal fault in the central electronic module (CEM).

Fault symptom[s] 

• The low beam is constantly lit.
• The rear windshield wiper motor does not operate.
• The front fog lamps do not work.