Why is my brake light on in my Mercedes?

Why is my brake light on in my Mercedes?

If you have low brake fluid, the brake light will stay on. Look at all the electrical connections around the brake fluid container. Make sure that a wire has not fallen off or a connection unhooked. If you have an electrical wire that has fallen off, it will cause the light to stay on.

How do you check a brake light switch on a Mercedes?

Locate brake light stop switch The brake light switch is located right above the brake pedal. To access it, remove the underside panel cover. Usually, the panel is held in place with 3 to 5 screws. Mercedes-Benz uses Torx head screws.

What can a bad brake light switch cause?

A faulty brake light switch can cause many problems. If the switch is bad, the brake lights won’t operate and the transmission shifter will not come out of the “Park” position. In cars with a push-button start system, a faulty brake light switch can cause the vehicle not to start.

Where is the brake warning light on a car?

When your car’s brake warning light comes on, it tells you something is wrong with the braking system; it can’t be put off or ignored until later—the price for doing so could very expensive and very dangerous. Just about every car, truck or SUV has a series of warning lights located on the instrument cluster of the dashboard.

What does the ABS warning light on a Mercedes mean?

If the ABS warning light is also illuminated this signals that the braking system has malfunctioned and your brakes may not work properly. In this case the Electronic Brake Force Distribution (EBD) warning light may also be illuminated. Can I still drive with my parking brake and brake fluid light on?

What does it mean when your brake light is not working?

This is designed to verify that all of the warning lights are operating properly—if any do not illuminate at this point, it means that the bulb or other light source is inoperative and the warning light is not working properly.

Where is the brake warning light on my Audi Q7?

In most vehicles this switch is located in the master cylinder. You’ll see a harness plug in somewhere around there. Some vehicles will now activate the brake warning light on the dash if the actual brake lights behind it go bad. Check to see that both of them are lighting up. If not, try replacing the bulb and see if that solves the problem.