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Why is the Mazda center control screen not lighting up?

1 Answers

DelGage

07/30/25 9:01am

If it happens occasionally, it is normal because when starting the car, the electricity is momentarily used for ignition, resulting in lower voltage. If the screen does not light up multiple times when starting the car, you should check whether the power supply to the display screen is normal. If the power supply is abnormal, replace the power supply module. Then check whether the cable connection is good. If there is a problem, replace the cable. If everything is normal, the display screen may be damaged. The following is an introduction to the car's central control system: 1. Central locking system: There are many types of central locks installed in cars, but their basic components mainly include door lock switches, door lock actuators, and door lock controllers. 2. Switches: Most central lock switches consist of a master switch and sub-switches. The master switch is installed on the driver's side door, and the driver can lock or unlock all doors by operating the master switch; sub-switches are installed on other doors and can control a single door individually. 3. Actuators: The central lock actuator is used to execute the driver's commands to lock or unlock the doors. Door lock actuators have three driving methods: electromagnetic, DC motor, and permanent magnet motor. Their structures all perform locking or unlocking actions by changing polarity to reverse the direction of movement.

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