Diagnostic trouble code (DTC) information

Condition 

Diagnostic trouble code (DTC) n CEM-6A03 is stored if the central electronic module (CEM) registers a low signal from the lock position sensor 15 seconds after unlocking.

Possible Source 

• The lock has jammed in the locked position.
• Short-circuit to ground in the signal cable for the lock position sensor.
• Fault in the relay.
• Open-circuit in the relay supply / defective fuse.
• Fault in the locking motor circuit.
• Fault in the rear electronic module.

Fault symptom[s] 

• Does not lock / unlock a door.