Disconnect the positive cable from the car battery, and then hold down on the brake pedal to drain the car’s electrical system. This will reset the car’s central computer. Plug the positive cable back to restore the power. Even if this doesn’t totally reset the light, it should stay off for up to 1 week.
Also the question is, how do I reset my brake light?
- Find your vehicle’s Assembly Line Diagnostic Link port.
- Attach an OBD1 or 2 scanner to this port and turn the key in the ignition but do not start the engine.
- Press “OK” and read the code.
- Service the brakes according to the problem diagnosed by the code.
Subsequently, why is my brake light on in my Mercedes? This simply means a sensor has detected your brake pads are too thin. This warning light should come on before the brake pads become a hazard so you have time to get them changed. You should replace them as soon as you can as if they wear out completely it could be very dangerous.
Similarly, how do I reset my Mercedes warning light? Locate the reset button on the left side of the instrument cluster. Press the reset button and hold it until the display reads “To reset: Press reset button for 3 seconds.” Push the reset button again and hold the button in until the display indicates that the system has been reset.
Likewise, where is the parking brake switch located? Locate your parking brake switch. If you have a foot style parking brake, the switch is under the dash mounted to or behind the lever. If you have a hand style parking brake, the switch is mounted under the center console assembly on or below the lever.
Why does my emergency brake light come on and off?
This light is the parking brake warning light. … It illuminates to show that the parking brake or emergency brake is engaged and must be released before driving. If it remains lit after the parking brake is released or if it turns on and off intermittently while you’re driving, it means you need to add brake fluid.
How do I turn off the brake light on my dashboard?
How do I reset my parking brake?
If your car has a pull handle, pull it toward you until you hear and feel the brake release. If your car has a push-pedal system, push down and release the pedal. You should feel the brake release.
Why is my brake light on in my dashboard?
When your brake light comes on, your car is letting you know that either your vehicle is low on brake fluid, the emergency brake is activated, there’s trouble within the ABS unit, or there’s a problem with the sensors. … Most vehicles have a sensor that confirms whether the parking brake is engaged or not.
How do you change a brake light switch on a Mercedes?
Does brake light switch affect ABS?
A brake light switch is an electrical switch that turns your brake lights on when you hit the brakes. It’s an integral part of your braking system and lets the driver behind you know that you’re slowing down. It also has a direct influence on your ABS, cruise control system, and more.
Can a bad brake light switch symptoms?
One of the symptoms commonly associated with a bad brake light switch are brake lights that stay on at all times. If the brake light switch shorts internally it may cause the brake lights to stay illuminated, even when the pedal is not being pressed.
Will Mercedes check engine light reset itself?
Will the check engine light reset itself? The check engine light on your 2020 Mercedes-Benz C300 will usually shut itself off if the issue or code that caused it to turn on is fixed. For example, if the cause of your check engine light coming on was a loose gas cap, if it’s tightened, the light will turn itself off.