What's the button on the Jetta door for?

The central door lock button is used to control the unlocking and locking of the interior door lock. The host can press this button. Open or close the door lock of each door at the same time.

The full name of central control lock is central control door lock, which is an automobile accessory. With this lock, you can open and lock the door remotely without inserting the key into the lock hole. It consists of door lock switch, actuator and controller.

Central control: When the driver locks the next door, the other doors are locked at the same time. The driver can open each door at the same time through the door lock switch, or open one door separately.

Speed control: when the driving speed reaches a certain level, each door can be locked by itself to prevent passengers from misoperating the door handle and opening the door.

Independent control: except for the door next to the driver, other doors are equipped with separate door lock switches, which can independently control the opening and locking of a door.