There is no brake light switch. There is a brake light pressure censor that is located under the cab where the driver's seat is. T.R.
It will either be a mechanical switch located on the brake pedal lever under the dash, or a pressure switch located on or near the master cylinder.
If it has a mechanical brake light switch it is located somewhere on the brake pedal. Normally around the area where the pedal connects under the dash. If it has a pressure switch, it will be located somewhere on brake lines near the master cylinder.
Brake light switch stuck or out of adjustment. It is either located on the brake pedal somewhere or it may be a pressure switch located on or near the master cylinder.
It will be mounted to a pressure port on the service (foot) brake valve
Should be located on the brake pedal arm near the point at which the arm connects to the dash. If it has a pressure switch, it will be located near the Master Cylinder.
The brake light switch is stuck or out of adjustment. If it is a mechanical switch it is located somewhere on the brake pedal swing arm. If it is a pressure switch it is located near the Master Cylinder.
There is no brake light sensor. There is however a brake light switch. It may be mechanical, which would be located somewhere on the brake pedal lever. It can be bad or just out of adjustment. It can also be a pressure switch located on the master cylinder.
It is usually located above the brake pedal on most cars. Usually between where the brake pedal pivots and the actual pedal. Some older vehicles had a pressure switch in the brake line. Yours is probably above the pedal.
More than likely a stuck or out of alignment brake light switch. Located somewhere on the brake pedal swing arm, or it is a pressure switch located at the master cylinder.
The brake switch is located on the brake master cylinder!
The part of the car that turns on the brake lights when you apply pressure to the brake pedal is called the brake switch. Releasing pressure from the pedal causes the brake switch to break its electrical contact, turning off the lights.