What does it mean that there is a red dot on the left back door of the car system mobile phone?

There is a red dot flashing in the car, which is the indicator light to start the anti-theft function of the car. This indicator light will flash after locking the car, which is normal. If the light doesn't flash, it means that the car is unlocked or the anti-theft system is out of order. Automobile anti-theft system is a kind of mechanical device and electronic product installed in automobile, which is used to increase the difficulty and prolong the time of automobile theft. The automobile anti-theft system consists of an electronic control remote controller or key, an electronic control circuit, an alarm device and an actuator. The earliest car door lock is a mechanical door lock, which is only used to prevent the car door from opening automatically when driving and causing accidents. They only play the role of driving safety, not anti-theft. The anti-theft door lock only controls one door, and the other doors are opened or locked by the door lock button on the inner door of the car. Car anti-theft skills: manual inspection after locking the car: it is recommended that the driver develop the habit of manually checking whether the door and trunk are locked after locking the car remotely; Park your car in a safe place: it is best to park your car in a parking lot with regular staff. In unattended environment, the safety factor is higher. Don't leave valuables in the car: No matter where the car is parked, you can't leave your personal belongings and valuables in the car, such as handbags, wallets, mobile phones, etc. Install burglar alarm: Car burglar alarm is also a means. When a car thief illegally invades a vehicle, the screaming burglar alarm can effectively increase the psychological burden of the thief.

This article only represents the author's point of view, not the position of driving. It may not be reproduced without permission.

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