Top Brake Light Diagnostics Unlocking the Secrets

Usually, it's the brake light switch. It has a little stopper on it that tends to break and fall off. Look at your floor, can you find it? next time you see this and before doing anything else reach in and pull up on the brake petal and see if it goes off..could be a sticky/ out of ... The third brake light is a red high mount brake like that comes on when you hit the brakes. On either side are the white cargo lights. the brake light switch is on the firewall under the hood at the rear valve cover.. It is ''Hot'' all the time, key on or off.. or on the treadle ... Check the rear brake sensor, it may be stuck. Also make sure the brake light is really on and not just your running light. A malfunctioning parking brake light that stays on is due to a variety of reasons, including a faulty parking brake switch, low brake fluid ... Here are the things I've noticed while researching this issue. Brake light on tail lights work as intended. You press the brake and they light ... Inspect the Stopper and Brake Light Switch: Underneath the dash, locate the brake light switch near the top of the pedal. Check for a stopper in the brake pedal ... First thing to check is the brake light modulator, it's not a factory part and may have shorted internally, or maybe a problem with it's wiring. My problem is that the rear brake lights stay on all the time! The brake light switch under the pedal is new. Brake warning light on the dash functions ...