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Also known as brake relay, modern brake light switch controls the power supply of brake light. It is usually located above the brake pedal, under the dashboard or on a firewall near the top of the pedal lever.
When you press the brake pedal, the brake light switch can make the brake light on. The switch also informs the vehicle computer and other related systems that the brakes are engaged.
In order to improve efficiency and convenience, various systems are intertwined with each other, and more and more electronic devices indicate when to run through the brake light switch.
Symptoms of brake light switch damage or failure include brake light instability; A transmission that keeps the car ......Lean more about

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