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How to resolve the brake light malfunction in Haval H2s?

3 Answers
StBrianna
08/30/25 5:54am
The reason for the warning light could be insufficient brake fluid or a short circuit in the brake pad sensor wire. Solutions are as follows: 1. Brake pads and brake discs are wear-prone components that require regular replacement. Once damaged, the warning light will illuminate. As the vehicle's mileage increases, brake pads and discs will continue to wear. When they reach a certain level of wear, replacement is necessary. 2. Brake fluid is a liquid that easily absorbs moisture. When the moisture content in the brake fluid reaches 3%, the warning light will come on, indicating the need for replacement. After replacing the brake fluid, it's essential to bleed the air from the brake system lines; otherwise, it may lead to reduced braking force and delayed braking distance.
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EthanLynn
09/12/25 3:02am
Brake light failure can indeed be frustrating, and I recall that Haval H2S owners often encounter this issue. Generally, you should start with basic checks to see if the bulb has burned out. This is quite common, especially due to aging or unstable voltage. Open the trunk, locate the brake light position, and try replacing the bulb yourself. If the light still doesn't work after replacement, don't worry—the next step is to check the fuse. Open the fuse box near the driver's seat, find the one labeled 'Brake Light' or 'Brake,' and try replacing it with a new fuse. If that doesn't solve the problem, it might be a faulty brake switch or a short circuit in the wiring. For simpler cases, cleaning the contact surfaces of the connectors might help, while more complex issues may require using a multimeter to test the circuit continuity. Finally, if the problem persists or you find it too troublesome, it's advisable to visit a 4S shop as soon as possible for professional assistance to avoid accidents during nighttime driving. Regularly paying attention to your vehicle's lighting condition and performing minor maintenance can help prevent such annoyances.
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SanFinn
10/26/25 3:50am
I've been driving a Haval H2S for over a year, and the brake light failure is really a headache. As a novice, I'm not very technical, but I know some simple methods: first check if the bulb is burnt out, open the trunk lid, remove the old bulb and replace it with a new one. It's quite simple to operate, and the tools are included. If it still doesn't light up after replacement, then check the fuse. The vehicle manual has a location diagram, usually under the engine or steering wheel. Buy a new fuse with the same amperage and replace it. If it still doesn't work, it might be a brake switch or wiring problem. Don't push your luck, drive to a professional repair shop immediately for a safety check. Safety first, a non-functioning brake light can easily lead to a rear-end collision, especially at night, which is too dangerous. I suggest checking the lamp socket for dirt accumulation when washing the car regularly to prevent problems before they occur.
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