Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition
Diagnostic trouble code (DTC) GLA 512 is stored if the control module registers that the unlocking signal from the driver's door lock unit is less than 1.5 V for 10 seconds when the ignition is switched on.

Substitute value
None.

Possible source
- The door lock switch in the driver's door lock unit is sticking or is caught in its locked position.
- Short-circuit to ground in the unlocking signal cable from the lock unit in the driver's door.

Note! A diagnostic trouble code (DTC) may be stored if the door key is turned to the unlocking position in the driver's door and held in that position for at least 10 seconds. Fault causes of this type are not included in the fault-tracing procedure.

Fault symptom[s]
- When the fault occurs, all doors are unlocked and the central locking system stops working.