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What to Do When the Parking Brake Warning Light Comes On?

2 Answers

GeorgeLynn

08/26/25 4:53am

It is necessary to go to a 4S shop for diagnosis with a computer scanner. After repairing based on the fault code, reset the warning light. More knowledge about the parking brake light is as follows: 1. There are three types of parking brakes: electronic handbrake, foot-operated parking brake, and mechanical handbrake. Among them, the foot-operated parking brake and mechanical handbrake use mechanical mechanisms to achieve parking braking, while the electronic handbrake uses an electric motor to pull the cable and lock the wheels. Compared to the electronic handbrake, the traditional mechanical handbrake has higher stability and reliability, and its failure rate is much lower than that of the electronic handbrake. 2. The brake warning light usually comes on due to reasons such as not releasing the parking brake lever, insufficient brake fluid, or a damaged switch. Brake fluid is the liquid medium that transmits braking pressure in hydraulic braking systems and is used in vehicles with hydraulic braking systems.

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SanMarcus

09/08/25 6:34am

Last time my car's parking brake light suddenly came on, which was quite frightening—I was driving on the highway at the time. I quickly found a safe spot to pull over, my heart pounding, just hoping nothing serious would happen. Recalling what a friend had mentioned before, this light usually indicates either the handbrake wasn't fully released or a sensor issue. After turning off the engine and restarting the car, the light remained on, so I knew it wasn't a minor problem. I then checked the handbrake position, pulling and releasing it several times to confirm it was functioning normally, realizing it needed professional attention. Never take such things lightly—the light signals a fault in the braking system, and continuing to drive risks brake failure with severe consequences. I immediately went to a repair shop for diagnosis, and it turned out to be a poor wiring connection that got fixed. To summarize: if the light comes on, stop immediately to check the handbrake and restart the car. If the light stays on, never drive away—get a professional to inspect it thoroughly for peace of mind.

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