Why does the dashboard light come on when stepping on the car brake?

[DiLydia]

When the dashboard light comes on while stepping on the car brake, it indicates a brake pad warning. Solution: It is necessary to go to a 4S shop for inspection and repair as soon as possible. More information about the dashboard light coming on when stepping on the brake is as follows: 1. Red light: It warns that the vehicle should not be driven, usually due to lack of brake fluid or the handbrake not being fully released. 2. Yellow light: The severity is lower, and the vehicle can continue to be driven, but it needs to be repaired as soon as possible. Possible causes include insufficient brake pad thickness or ABS system failure. 3. Principle of brake function: It converts the kinetic energy of the car into heat energy to consume it. The kinetic energy comes from the power provided by the engine, which requires fuel combustion to provide the work.