The unit is mounted on the floor tunnel under the back of the floor tunnel lining.
Disconnect the wire terminal from the "negative" terminal of the battery. Removing the back of the floor tunnel lining (see Removing the rear section of the floor tunnel lining).
By pressing the lock of the block, we disconnect the block of the wiring harness from the block connector.
Sliding the block back along the course of the car, remove it from the bracket.
Install the central locking control unit in reverse order.