why are both headlights out?
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Most total headlight failures are caused by a bad component like a fuse, relay, or module. Wiring problems can also cause both headlights to stop working. High beam headlights don't work or low beams don't work. The cause: A burned out bulb, or a problem with the high beam switch or relay.
1015116
['No dome light when opening the door or no door chime with keys inserted. ... ', "Headlights and radio won't turn on, or headlights are very dim. ... ", 'When you turn the ignition key, nothing happens. ... ', "You can hear the starter motor when you turn the ignition key, but the engine doesn't start."]
520160
The average cost for a headlight bulb to be installed is $50 for labor per each headlight. You can expect to pay $25-35 for the headlight bulbs. Having both headlight bulbs replaced professionally will typically cost you $135.
96761
Lights that are dim across the dashboard are also indications of a problem. Both flickering and dimming are strong indications that your alternator is no longer capable of generating adequate power. A battery that seems to be weak or has died may mean your alternator is going bad as well.
310734
Most modern vehicles have a single bulb with two filaments. ... Some cars (mostly higher-end vehicles or performance vehicles) do have separate bulbs for their high and low beams. Generally, you'll have a standard halogen bulb for low beams, and then an HID bulb for your high beams. These are not interchangeable.
1097731
Dear Bruce: The most common problem is the steering column switch. I followed the wire diagram on our Identifix web site and found that the high-beam lights get energized when the lever is moved. Then from the lever movement the signal goes to the body control module to the high-beam relay and out to the headlights.
387047
almost always the problem is the light sensor. You could simply have loose wiring in the post too. They are usually just wire-nuts tying the wiring together. If the light doesn't come on you should find the GFI circuit the light is on, and ensure it's not popped.
826825
Failure of left low beam. ... Failure of left sidelight. 22. Failure of right sidelight.
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Having a headlight out is dangerous in two ways: not only can the driver of the vehicle not see properly in an unlit road with only half the usual light available, but the defective headlight means that other road users will have difficulty spotting the vehicle properly (or in some cases, knowing even what it is).
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If one of your headlights are out and you're driving, can the police give you a ticket? Yes, you can get a ticket for having a non-working headlight on your car.
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New clear bulb Most DIYers think they've got a bad headlight switch or a bad connection in the power feed. But most dim headlights are caused by a corroded ground wire. ... If your headlights aren't as bright as they used to be, yank one of the bulbs and look for gray or brown residue on the glass.
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Many new cars have instruments that are always illuminated, making it harder to notice when the headlights are switched on. Daytime running lights are a useful failsafe in such cases, ensuring the car is always clearly visible.
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Be patient and allow yourself plenty of time (two hours minimum) for changing a headlight. It might be simple, but it could also be more complicated than you planned. Place any retaining clips and fasteners that you've removed in a jar or can.
1242298
You can get a MAF signal too high code as a result of overboost and a boost leak. You're vacuuming too much air past the MAF since the leak is causing the ECU to increase N75 duty cycle to get the boost where it belongs.
27552
Burned Out Bulbs: In the case where only one of your rear lights appears to be out, the cause is most likely a burned out bulb. ... Bad Brake Light Switch: If the rear lights illuminate normally but do not become brighter when braking, the brake light switch may not be functioning properly.
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You'll probably get a ticket. Most states have regulations requiring drivers to use their headlights from sunset to sunrise. ... Alternatively, if your headlight is broken, even if it's working, you could get cited for having a “dangerous vehicle,” which not only carries a hefty fine but could add points to your license.
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Many vehicles use halogen light bulbs. ... Technician A says that vehicles with sealed beam headlights can't be aligned. Technician B says that vehicles with aerodynamic headlights can't be aligned.