What are the reasons for the car's reverse light not working?

[LeColton]

The reasons for the car's reverse light not working are: 1. Circuit failure; 2. Bulb burnout; 3. Poor contact of the reverse switch; 4. Disconnected wiring plug; 5. Fuse blown; 6. Design reasons of the car itself: The law requires cars to be equipped with reverse lights, but it does not specify that two must be installed, so having one light complies with the regulations. Therefore, many manufacturers, while complying with national regulations, reduce the configuration of another reverse light. Additionally, the position of the reverse light is usually the left fog light and the right reverse light. When the car is in reverse gear, the reverse light switch connects the reverse light circuit to warn vehicles and pedestrians behind, and also serves as illumination. Some cars are also equipped with a reverse buzzer or voice warning device, which emits an audible signal while reversing to indicate that the car is in reverse.