Nissan Frontier Third Brake Light Will Not Turn OFF
Third Brake Light Will Not Turn OFF The red light on the back cab wont go out, after I exit the truck. First, the red light on the back of your cab is the third brake light. Are your rear brake lights also staying on ? If so, it sounds like your brake pedal switch is either not working or is out of adjustment. If there is no adjustment on the switch itself then your brake pedal return spring is broken / missing and not pulling your brake pedal far enough to engage the switch and turn off your brake lights. A quick test of this is to pull up on your brake pedal while you have someone watching your brake lights. If they turn off when you pull up on the pedal then you need to fix the spring issue. If not, then you could try to disconnect the brake switch electrical connector and see if the lights go out -- I believe the switch is normally CLOSED ( when the switch is not being pressed, the contacts are closed and the lights are on ) so, with the switch wires unplugged, the lights sh...