There are two filaments inside the brake bulb, the weaker one is the small light and the stronger one is the brake light. The brake light line is inside the rubber hose connecting the car body with the door. Generally, the brake light can be found directly in the dustproof plate at the rear of the door light. The line connected to the brake light is the brake light line.
The brake light is a light that lights up when the vehicle brakes. It is usually red. It is mainly used to warn the vehicles behind that the vehicle is slowing down or stopping, so as to avoid rear-end collisions and reduce the occurrence of traffic accidents. The brake lights of simple models are usually powered through the insurance. When the brake pedal is stepped on, the switch will be connected, and the power will be sent to two brake lights and a high-mounted brake light. After the negative pole is connected to the car body, a circuit is formed. will light up. It should be noted that the brake light is generally plug-in type with high and low pins, which is very convenient to use, but you must pay attention not to reverse the connection when replacing it, otherwise it will not only not light up, but may also cause short circuit or burnout. , causing the brake light to break.
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