What to Do When the Central Lock Fails and the Car Won't Start?

1 Answers
Max
07/24/25 8:50pm
If the central lock fails and the car won't start, it is necessary to check the battery or relay working status. Generally, a car has two fuse boxes, one in the engine compartment and the other in the cabin, with the relay usually located in the fuse box in the engine compartment. If the battery is dead, jump-starting or replacing the battery is required. The central lock, short for Central Control Door Lock, controls the left and right movement of the linkage by changing the direction of the current in the actuator, thereby achieving the locking and unlocking of the door locks. The central lock switch inside the car is located on the driver's door and is a control device that can simultaneously control the closing and opening of all car doors. Once the button is pressed, the door locks and windows of the other three doors cannot be controlled individually and must be operated by the driver alone. Conversely, they can be controlled individually.
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