Fault Code 12

Alarm system I32; 148

Fault code 12

Wrong door lock module

Diagnostic conditions
- Vehicle is locked or unlocked

Possible cause of fault
- Wrong door lock installed

NOTE:
- USA vehicles do not have the "Door secured" function.
- Fault code 12 is set if the wrong door locks are installed.

Affected terminals
Plug A, pins 5 and 28

Diagnosis/troubleshooting