The 3rd light works normally all the time regardless of position of the light switch. The left and right brake lights do not turn on or off when I hit the breake while the runnig lights are turned on. I made sure that everything was turned off but these 3 lights stayed on. Brake lights stay on and running light don't come on when headlights are switched on. If so, are they the right ones and are they installed properly? Want Answer 0. As it turns out, the right rear tail light/brake light had the wrong bulb in it. This could be caused by wires which have gotten too intimate and rubbed each other raw. Could the repair be as simple as replacing the brake light switch under the brake pedal? When the headlights are turned on and the brake applied, the bottom running lights (same bulb as brake lights, different filament) go out and the brake lights do not come on. no i changed it like you said and now my driver side brake light works with headlights off but not when they are on, i actually loose my tail light as well so it opened a whole new can of worms by what you told me to fix.. Jeep Mechanic: Mark, 22 Year Factory trained technician replied 9 years ago. I also seem to hear that same brake light click (inside the steering column) when I turn on the headlights. Print this page; Share this page × Ad. brightness level stays the same. Replace all the bulbs at the rear of vehicle. You see the switch does operate quite differently than American cars. Thank you. save hide report. There is a remote possibility that there is a short in the wiring somewhere between the module and the high beam bulb - like it gets +12 from alternate source. If you read this 8 year old thread the problem was wrong bulb. No, this is a "parking light" feature to illuminate only one side of the car while you are parking (depending on the side you are parking) to alert other drivers that your vehicle is where it is. If your brake lights are on even when you're not braking, the most likely culprits are a faulty brake light switch or a blown fuse. I guess I'll double-check to day just to make sure that my new bulbs I put in were indeed dual-filament. We replaced the brake switch (it didn't look broken) and that didn't help. Here On This Video We Showing How To Fix A Brake Light Problem. Car in the ON position: regardless if the light switch is turned "off" or in the "automatic" mode or in any of the other positions, my rear brake lights are all "on". No recent accident damage and no recent trips to the mechanic?Does the third brake light come on?.Any recent addition of trailer wiring? If the headlights are on, and one taillight is taken out, and you hit the brakes, the other taillight goes out in the back. I changed the brake pedal switch, but that didn't do anything. One issue that I haven't been able to resolve is that my passenger side brake light STAYS illuminated whenever I turn on the headlights.... it basically operates as a very bright tail light only (making my XJ look luminously lopsided!). So, it was the right rear tail light, with wrong bulb, which was bridging the tail light circuit with the brake light circuit…as NYBo postulated. Missed it at first, thought that my driver's side brake light wasn't lighting with the brake. Looking at it last night I realized that that brake light is lit all the time (makes it look like my rear parking light is brighter on that side). 5 Related Answers Anonymous . Any suggestions? The lights stay on with the key out and the headlight switch off. I have a 2000 Hyundai Tiburon. I can sum that up pretty quickly. When the switch is flipped on, all 4 corner lights stay on without the key: the front running lights and the rear parking lights. When I turn my light switch to the first position, the running lights turn on, not the head lights. Save Share. If that system fails, it may cause the headlights to remain on. So brake lights issue has been going on for a while. brake lights are "on" without pressing down on the brake pedal. If the brake lights go out with the headlights on and teh brakes applied, then you have lost the ground connection for the brake/tail lights. Thanks everyone. After you turn on the headlights, what happens if you hit the brakes, do they get any brighter? The brake light intensity increases depending on the pressure applied to the pedal. If the other light goes off with the headlight switch then the LCM is given with proper switch signal and it is probably defective (the light check module). Clicking this will make more experts see the question and we will remind you when it gets answered. Close. When I hit my brake with my running lights/head lights on, the rear center light tunrs on, its the brake light that is on the spoiler. recent. How long have you had this problem? The pedal being pressed has no effect on whether brake lights are lit. Could anyone help me??? I think it’s in the multi function switch inside the steering column. 20,762 Posts #2 • May 22, 2019 (Edited) How long have you had the car? Method 1 Checking the Brake Light Switch for Damage Could it be that someone has put in the older generation LED taillights. and a little piece of electrical tape on the base(side near little prongs) tightened up the bulb in the socket....Now ALL my lights work! Everything lit up when it wasnt supposed to. But, a few weeks ago I tried using the cruise control while headlights were on and it wouldn't work. I depress brake pedal and light stays on. There's a plate on the back of the assembly held on by two screws and the seals were all worn out letting all kinds of grit and debris inside. Modern cars have three sets of light that are connected to three different types of braking system; the parking brake, the ABS, and the Brake System (The one that brings the car to a complete stop).​ Is the truck equipped with Daytime Running Lights? Just noticed today that when I turn on my headlights the three brake lights stays on. Its popular in Germany; I have used it when I was the first parked car after you turn a corner, for instance. I put the right bulb in, problem went away. 12. That's what it all comes down to. Comment; Flag; More. Brake lights stay on when i turn headlights on. When I got it home and parked I saw that the 3 rear brake lights (2 normal and the middle "high" one, were on. Every time you press on the brake pedal, a cable that links the brake mechanism and the tail lights will activate a switch which will turn on the lights. Also this site has mostly U.S. based members so Vauxhall experience is small. 12 comments. This could expose the tail light wiring and the brake light wiring to each other electrically, creating a common electrical connection. Solution-a little dielectric grease(on everything!) u/Bovine_Doughnuts. When pressing down on the brake pedal the rear brake lights do not change - they remain on. https://www.sanchem.com/electrical-contact-lubricant.html. The brake lights work fine if the headlights are off, but when I turn on the headlights, the brake lights also turn on. The reason why the lights are still on is because the operator never read the owner's Manual and does not know how to properly operate the headlight switch. What are your thoughts? 2 months ago. 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