A brake flashing that is constantly burning outside can be a symptom of a defective socket, a surge in aptitude or moisture in the shine meeting. Testing the brake light bulb, socket and wiring Testament permit you to discern the goal your brake brilliance is not working. Replacing a bulb or socket takes matchless a complication of minutes.4. Ask your assistant to sit in the driver's seat of the Lumina and depress the brake pedal again, if the bulb seems to be in good condition. If the lights are working properly, the bulb should light up. Wiggle the light bulb in the socket by wrapping the bulb in a paper towel and moving it with your fingertips.
Buzz your assistant to depress the Lumina's brake pedal. Stand behind the car and inspect the brake lights. If you have only one brake light out, the brake light fuse is working. If both lights are out, ask your assistant to release the brake pedal.
2. Open the Lumina's hood and remove the plastic cover on the electronic control center in the engine compartment. Pull the "Brake" fuse, using pliers if needed. Inspect the inside of the fuse to make sure the fuse center is not broken. If the fuse is bad, replace it and retest.
3. Open the trunk of the Lumina. Peel the trunk liner away from the inboard side of the taillight assembly. Remove the brake light bulb and socket from the fixture by turning it counterclockwise. Check the light bulb for imperfections, such as blistering on one side or a blackened bulb lens. If the bulb lens is damaged or the filaments inside the bulb are broken and no longer connected, replace the bulb.
Replacing the brake light wiring can be extra time-consuming and labor-intensive.
Instructions
1. If the light flickers on and off while the brake pedal is depressed, the bulb socket needs to be replaced.5. Ask your assistant to let go of the brake pedal if the bulb does not light up at all when you wiggle it. Wrap the bulb in a paper towel and remove it from the socket. Place the bulb in the trunk of the car. Inspect the inside of the socket for burn marks or melted plastic. If either of these are present, replace the socket. Turn on your multimeter and set it to the volts setting. Insert the probes from the multimeter into both of the socket plug holes.
6. Ask your assistant to depress the brake pedal. If you get no reading from the bulb socket, the wiring to the socket is shorted out and needs to be replaced.
