Brake light switches are pretty universal in function:
* Activate the brake lights * Send an electrical signal to the shift interlock (or similar phrase) - allows the vehicle to be shifted out of park. This has been a safety feature for many years.
Brake switches are mounted to the brake pedal arm and has a simple wire connection and just a bolt or 2 for mounting.
Easy to test, easy to replace.
brake light switch is above the brake pedal
The brake light switch is mounted right at the brake pedal - a pin coming out of the switch actually touches the pedal.Can a bad switch keep a car from going into reverse: no. It CAN keep a vehicle from shifting out of park thoughSee "Related Questions" below for more
check the brake light switch
check brake light fuse and brake light switch on pedal
On a bracket, above the brake pedal.
It is on a bracket just above the brake pedal.
That depends what is wrong with it. The first thing to check would be the brake switch.
Might be a stuck brake light switch its located at the top of the brake pedal
It is on a bracket under the dash and above the brake pedal.
four pin
There might be a switch attached to the brake pedal. When depressing the brake, at a certain point in the travel of that pedal, it trips a switch, which turns on the brake lights. Have someone check to see if the high mount brake light is or is not coming on, too. Chances are it is that brake light switch.
Brake light switch needs adjusting or replacing. It is too sensitive.