Check the bulbs they are double filamented with the smaller being for the brake lights Check the fuses Check the operation and adjustment of the stop light switch - usually located at the upper end of the brake pedal under the dash area
Almost all cars use a bulb with two element in it. One for the tail light and one for the brake. It's rare for them to both burn out at the same time.
It is important to have working brake lights on a vehicle. If the brake lights are not working a person should first check the fuse, bulbs and at last the wiring.
the brake light driver side not working
The brake lights in your 1983 Nissan pickup truck are controlled by the brake light relay switch. When the brake light relay switch malfunctions the brake lights will stop working.
If none of the brake lights are working i would suspect the brake switch at the brake pedal.
my lights are not working when i changed the pads on my peutgeo partner van
There should be a fuse for the brake lights. If the fuse is good always check the ground wire.
Check the brake light bulbs, Check the brake light fuse, Check the brake light switch, In that order.
the connection between the battery and the brake lights
Tail lights. Brake lights. Backup lights. Signal lights. License plate lights.
Get the lights fixed, of course!
probably the brake light switch on the pedal if none are working at all