Work Instruction 1
Fault Code 59
Alarm system I32; 148
Fault code 59
Central locking limit position "Safe" not reached
Diagnostic conditions
- Central locking system activated to safe position
Possible cause of fault
- Short circuit to ground/open circuit in wiring between the alarm system control module and both door locks
- Door lock faulty
- Control module faulty
Affected terminals
Plug A, pins 5, 19 and 28
Plug B, pins 1, 8 and 9
Diagnosis/troubleshooting