Brake lights come on with headlights. Still same problem. The rear and headlights have separate connections. I am having a problem with my 1999 Honda Civic DX. We replaced the brake switch (it didn't look broken) and that didn't help. Ok so i spent a good deal of time installing a number of things on my prelude. Hello, I'm trying to help a friend with her 2010 Corolla. In most cars you’ll need to turn your dipped headlights on before pressing or twisting the fog light switch. I'm assuming that you have either vacuum or hydraulic assisted power brakes. The brake lights work fine when the headlights and running lights are off, but when I turn the lights on the brake lights will not work and makes the rear running lights go out. 1992 Chevrolet C/K 1500 Silverado RWD-Maintenance & Repair. I just installed LED bulbs all around on my 2004 Mustang and have noticed that when I turn on the headlights the … The taillights come on when your headlights are on or your parking brake is engaged. Please help someone!! I have a 2004 Grand Cherokee: the problem is, when the headlights are on; both brake lights don't come on when I use the brake pedal. When she puts on the headlights, all 3 brake lights turn on. Ok so this is my first vw ever since I'm building my 95 Acura legend gs at the moment I bought this 1997 jetta gls 2.0 automatic sadly but it's my new get around. just to clarify. No light ? When she puts on the headlights, all 3 brake lights turn on. I have tried the search function to avoid a post, but did not uncover anything. I can't believe having a wrong bulb in would cause other lights to come … The brake lights turn on when you apply pressure on the brakes. 97 Jetta GL Brake lights work ok with headlights off, but they come on and stay on when the headlights are turned on. Tail Lights don't turn on with headlights, signal and brake works. This must be an electrical fault - is this a common problem … Brake lights should come on when you hit the foot brake, but not used continuously in stationary queues of traffic – it causes unnecessary glare for drivers behind you. So when I don't turn the headlight witch to the on position the brake light go on an off when I hot the brake pedal like normal. I park in a garage, so my lights come on every time I start my car. 06-01-2011, 03:39 PM #2. zatog. When I turn on my head lights on my truck, then my trailer lights show the brightness of my brake lights. ok an update. ... > If I brake, all 3 brake lights go on as they should - but so does > warning light on dash. No Power to Trailer Brake Controller on a 2004 GMC Sierra 1500 with OEM Tow Package; Running Lights On Trailer Come On with Brakes; Hopkins Trailer Brake Controller Does Not Work with Brake Pedal on a 2003 Chevy Silverado; Troubleshooting Hopkins Impulse Brake … 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. Took the clear lenses off and had a change around of bulbs. I changed the brake pedal switch, but that didn't do anything. 2000 Chevy Express Van 1500, 5.7L. This is where it's strange. I just installed LED bulbs all around on my 2004 Mustang and have noticed that when I turn on the headlights the brake lights are illuminated (tail lights use the same bulb but they’re bright as if I were hitting the brake pedal). Posted by Anonymous on May 22, 2009 I've changed the headlight switch circuit panels on my tail 2 Answers. Hello, I'm trying to help a friend with her 2010 Corolla. When the headlights are not on - all brake lights function properly.. as soon as I turn on the headlights the Left brake light does not work. So I’m not sure if a new headlight could cause an electrical issue to make the brake lights act up. When I don't have the headlights on the bulb indicator light comes on when I hit the brakes, but goes back out when I take my foot off the pedal. 20 Posts . Just hooked up new LED lights on my trailer. you say brake lights come on with headlights and stay on Yes, but I have just discovered it is a dim light, not the full bright light you get when you depress the pedal. There is no problem with the brake lights when my headlights are off - they function normally. If pressing the brake makes the dash lights come on, it probably means a short or other wiring fault in the rear or in the wiring leading back to the rear lights. When I turn headlights the brake ligbts come on like I am appling pressure to them.. Ot sure why this happening but it makes it hard for my wife to drive at night. Also front corner lights come on also. I have a 2005 CRV LX 2WD, and have a seemingly unusual problem. When I start it up I press the fog light button. When i turn my headlights on and push on my brakes.the back brake lights go off on the driver side of my 92 toyota corolla what keeps making it do that 1 people found this helpful. Alright, my brake lights and blinkers work fine with my headlights off BUT if I turn them on or the parking lights, my right (passenger side) brake light and blinker wont work. In the daytime with the headlights off, the brake lights function as they should, so I don't think there's anything wrong with the brake switch (unless it's tied to the headlight circuit and there's a … When the headlights are off, the brake lights work (no problem). Check the fuse first, then the bulbs, then the recepticals for corrosion. When I hit brakes in my truck, trailer lights illuminate but they are just as bright as my running lights. Mark helpful They will do this for about a week and a half and then go … The brake lights function properly when the headlights/parking lights are off. Sometimes tail lights may not work properly while the brake lights are fine. It implies someone modified the brake wiring. ; if you turn headlights off do brake lights turn off Yes; with headlights off do brake lights work normally Yes; with a helper to check front parking lights, do they glow slightly if you press brake pedal No Any help would be a great help. 91787 Brake lights come on with headlights Got an electrical question here. Please help. They usually come in two sets, front and back, with the switches coloured coded: amber for rear fog lights and green for front fog lights. Got an electrical question here. I've found that even when the lights go off and come back on later it remembers that the fogs were on and will turn them on automatically. The blinker wont work at all and if I push on the brakes the right tail light goes out but the driver's side works fine. The LED bulbs both worked brake and side lights. The brake lights were also permanently on when I switched on the headlights which I hadn't noticed before. So, for example, if you own a 2009 Club Car Precedent, you would not want to order a 2004-2008.5 light kit as it will not come with the necessary harness to hook up your lights… The rear lights are controlled by the same switch as the headlights. I added a third brake light to my car and it was pretty simple, but I can see a way that someone may not wire that up right. It's become a habit that I turn them on every time now, I don't even realize I do it anymore. The brake lights work fine if the headlights are off, but when i turn on the headlights, the brake lights also turn on. Lights. When my headlights (or sidelights) are on, my brake lights are on permanently whether I'm braking or not. When I turn on the headlights, the brake lights come on too. Put normal bulbs in and the nearside one didn't do sides but still did brake. But if I turn the headlights on, the warning light comes on....and the high mounted brake light is on, whether I'm braking or not. A … read more So, one set will still work while the other set might have some problems and don’t work. Sorry to Dan but it is actually the headlights that come on not the sides as my missus said. This may be important too. Auto electric problems can be very difficult to track down. Brake lights work fine until the headlights are turned on. 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