if you mean the brake light switch they are removed in diffrent ways, some you can unscrew , some have a c-clamp.
replace the sensor behind brake paddle.
it is behind emergency brake on top!!
Carefully pry pad wear sensor from brake pad. Then insert brake pad wear sensor into cutout in new pad where applicable.
To replace the rear brake sensor in an Audi A3, start by safely lifting the vehicle and removing the rear wheel to access the brake components. Disconnect the old brake sensor from the wiring harness, then remove it from the brake pad. Install the new sensor by connecting it to the wiring harness and securing it to the brake pad, then reassemble the wheel and lower the vehicle. Always check the brake system for any issues before driving.
The brake light is controlled by a little button switch that's mounted high on the brake pedal lever. If you follow the brake pedal upwards with your fingers, you'll feel the button. It has a spring in the button that pushes the button back out when you release the brake pedal. If the spring jams, the brake lights stay on. Replace the button switch.
Pull the carpeting behind the brake light. Unclip the assembly, replace bulb.
Replace brake pads Thank you Captain Obvious. Can we get a real answer now? I replaced my brake pads and sensor is still lit. Trying to avoid disconnecting my battery.
The speed sensor(s) are located behind the brake discs on the front end
you need to replace the brake light button under the brakes inside the car
As far as I know, the older BMW uses brake sensor inline with the brakpads. Once the pads are low enough, the sensor get worn down, which use to conduct electricity no longer do so. As a result, the sensor lights are tripped. To reset the lights, you need to replace the brake sensors.
Replace the Gear Position Sensor on the transmission. Cost is approximately $350. There is a sensor on the brake that will prevent the gearshift from moving out of park until the brake is pressed down. Before you replace some $350 item in the transmission, make sure it isn't this sensor that is causing the issue.
Follow the brake pedal up behind the dash. The pedal arm ususally operates a button that turns on the lights when the pedal is pushed. The button could be stuck.