Gwm is the abbreviation of the English name of Great Wall Motor. When gwm calls the police, it may be that someone accidentally touched the car, which triggered the alarm system of the car or the car broke down.

There are many reasons for alarm caused by automobile failure, such as overheating of dry power shift clutch, failure of reversing radar, failure of exterior light, tire puncture, high tire pressure and so on. If it is found that the cause of GWM alarm is not man-made, for safety reasons, it is recommended to go to 4s shop for inspection and maintenance as soon as possible.

Central control door lock structure

1, door lock switch: Most central door lock switches consist of a main switch and a sub-switch. The master switch is installed on the door next to the driver, which can lock or open all the doors of the whole car; The sub-switch is installed on other doors and can control one door independently.

2. Door lock actuator: The door lock actuator is controlled by the door lock controller and used to lock and unlock the door lock. There are three main structures: electromagnetic, DC motor and permanent magnet motor.

3. Door lock controller: a control device that provides the lock/unlock pulse current for the door lock actuator, which has the function of controlling the direction of the current of the actuator, and also has the function of timing in order to shorten the working time.