Summary of car lighting knowledge

Summary of car lighting knowledge

1. Headlight. Headlights are divided into low beam and high beam. The main purpose of headlights is to illuminate the road and objects in front of the car to ensure driving safety. You can also use the high beam and low beam to alternately change as a night overtaking signal. Headlights are installed on both sides of the car's head, 2 or 4 for each car. The power of the bulb is 45~60W for high beam and 25~55W for low beam.

2. Profile lights, also called width lights. There are two width indicators at the front and rear. "Shi" means warning, and "Kuo" means outline. Therefore, the position light is a warning light, an indicator light used to remind other vehicles to pay attention. Position lights are generally installed on the edge of the top of the car, which can indicate both the height and width of the car. Car safety standards stipulate that cars taller than three meters must have dark side lights. The color of the position lights is white at the front and red at the back. Position lights are used to make your vehicle visible to other vehicles when driving at night.

3. Turn signal. The car turn signal means that when the vehicle turns, it turns on the flashing indicator light in the corresponding direction to warn pedestrians or vehicles in front or behind the vehicle and prompt the driving direction of the vehicle.

1) Front turn signal. The front turn signal is installed next to the car's headlight and is used to warn the vehicle ahead when turning.

2) Rear turn signal. Installed at the rear of the car, it is used to warn vehicles behind when turning.

3) Side turn signals. Installed next to the door of the first cab or installed on the rearview mirror, it is used to warn the vehicles next to you when turning.

4. Fog lights. Fog lights are installed near the headlights or slightly lower than the headlights. It is a lamp that serves as road lighting and provides signals for oncoming vehicles in conditions of low visibility such as fog, snow, heavy rain or dust. Most of the lights are yellow, because yellow light has a longer wave and has good fog penetration performance.

5. Daytime running lights. It is installed on the front of the car body, which means that this lamp is not a lighting lamp. It is not for the driver to see the road clearly, but to let others know that a car is coming. It belongs to the category of signal lamp. As soon as the car engine starts, the daytime running lights will automatically turn on and continuously increase the brightness to attract the attention of other motor vehicles, non-motor vehicles and pedestrians on the road. When night falls and the driver manually turns on the low beam, the daytime running lights will turn on. will turn off automatically.

6. Reversing lights. The reversing light is installed at the rear of the car and is used to illuminate the road behind the car and inform vehicles and pedestrians that the vehicle is reversing or preparing to reverse. It also has the function of a light signaling device. The light is white.

7. License plate light. The license plate light is installed above the license plate at the rear of the car, and its purpose is to illuminate the rear license plate of the vehicle. The requirement is that the number on the license plate can be clearly seen 20 meters behind the car at night. The light is white.

8. Brake lights. The brake light is the light that lights up when braking. There are three brake lights in total, namely the rear brake light, the left and right side and the high-mounted brake light. When the driver depresses the brake pedal, the brake light illuminates and emits a red light to remind vehicles behind to avoid rear-end collisions.

9. Instrument lights. It is a tool for instrument lighting and is often connected to the instrument panel. The light is generally white.

10. Step lights. It is a lamp used to illuminate the door step to facilitate passengers getting in and out of the car. The light is white.

11. Trunk light. It is a lamp in the trunk of the car. The light is white.

12. Interior lighting. Interior lights are installed in various parts of the car for the convenience and safety of getting on and off the car at night and for reading maps while driving.

13. Ambient lighting in the car. Ambient lighting is a kind of decorative lighting that creates an atmosphere. Using different colors will make people feel warm, relaxed and comfortable. Car atmosphere lights are lighting decorations that create an atmosphere in the car. The color can be selected according to your preference.

14. Tool box light. It is used when repairing cars, installing work light sockets on the cars and equipped with movable lamps with wires. The light is white.