The replacement of Wuling Hong Guang fog lamp is to remove the fog lamp cover, fog lamp screw, wire harness and replace it with a new fog lamp with special tools. The function of fog lamp is to let other vehicles see the vehicle when the visibility is greatly affected by the weather in foggy or rainy days, so the light source of fog lamp needs to have strong penetration. General vehicles use halogen fog lamps, and LED fog lamps are more advanced than halogen fog lamps. The following is the classification of automobile lamps: 1. Headlight combination headlights are mainly used for lighting and signaling in the front of the car. The light from the headlights can illuminate the road in front of the car body, so that drivers can drive safely in the dark; 2. Combined taillights Combined taillights are mainly used for lighting and signals at the rear of automobiles; 3. Turn signal is a light used to instruct other road users to turn left or right. The regulatory requirements are amber; 4. License plate light The license plate light mainly illuminates the license plate so that people can identify the vehicle license plate in the dark.