If you do not lock the doors when you press the central lock button and you do not hear a click, the reason may be in the button's failure, then it must be completely replaced.
There may be a fuse or a rupture of the wiring of the system. If there are no visible injuries and the safety is in order, the machine should be sent for diagnostics to the service. To get to the connecting wires, we need to clear the driver's door.
