Why will both brake lights work when the tail lights aren't on but only one works when the tail lights are on?

Cars & Vehicles
Headlights Tail and Brake Lights
Jeep Grand Cherokee Limited
Mercury Grand Marquis

may have the wrong type bulb check to make sure bulb has two contact points.

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What is the problem when head lights are on and the tail lights dont work but the brake lights work?

If the headlights are on and brake lights work but not the tail lights, it is possible there is a short in the electrical wires. Another cause for this could be that the tail light bulbs are burned out. Most vehicles have more than one bulb inside the tail lights to control different lights at th...

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Why wont your tail lights work and when I turn one blinker on both blink?

The most likely cause of this problem is bad earthing of one of your rear light clusters. it would be very helpful if you told us the make and model, but Fiats in the 60's were notorious for this type of problem

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Why do my brake lights work but my tail lights dont?

Check the Wiring The wiring from the fuse panel to the brake light switch and from the switch to the bulb sockets and lights could be loose or frayed.The connection and the bulb housing could be corroded.You have to change these parts if found any such problem.

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Why do my tail lights work but not my brake lights?

Check the Wiring The wiring from the fuse panel to the brake light switch and from the switch to the bulb sockets and lights could be loose or frayed.The connection and the bulb housing could be corroded.You have to change these parts if found any such problem.

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Why do my tail lights not work but my brake lights do?

Blown out light bulbs are the most common reason for why the brake lights not working but the tail lights are.Remove the screws from the bulb lens (which you can access through the trunk or see your vehicle repair manual to get the exact location).

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Why does my tail light work but not my brake light?

Malfunctioning Light Bulbs A blown or fused bulb is the most basic reason behind a faulty brake light.If the bulb used in the brake light has gone faulty it will not work when you depress the brakes.This way your taillight will work but when you brake, your brake lights won't work.

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Why do my brake lights work but my tail lights don t?

Check the Wiring The wiring from the fuse panel to the brake light switch and from the switch to the bulb sockets and lights could be loose or frayed.The connection and the bulb housing could be corroded.You have to change these parts if found any such problem.

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Why do I have tail lights but no brake lights?

Check the Wiring The wiring from the fuse panel to the brake light switch and from the switch to the bulb sockets and lights could be loose or frayed.The connection and the bulb housing could be corroded.You have to change these parts if found any such problem.

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Why are both brake and abs lights are on?

ABS system is inoperable and there is something wrong with the non-ABS part of your brake system.

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Why do hazard lights only work on one side?

it called your turn signal is on

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Why doesn't my passenger side head light work on low beams and only the high beams work on both sides?

your headlights have 2 filiments [what glows] the low beam is burnt out on the driver side you wil need to replace the unit. It will either be the whole glass unit or if your car is newer it will be just the bulb that has the filiments. very cheap and easy repair. hope this helps

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GMC JIMMY why are your dash tail and parking lights not working but the brake blinker and head lights work fine?

The GMC dash tail and parking lights are on a different fuse from the brake lights. Check the fuses for a possible blown fuse.

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Who do you report a car on the road with no working brake lights or only one brake light?

Ifyou're on the road behind them, get their license plate number and the make, model and color of the car, then call 911 to report them. If it's someone you know, then you can call your local police department or Sheriff's office to report this vehicle. You need to report this vehicle, whether yo...

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Why are your 1999 Volkswagen Passat tail lights not working when you turn on the headlights?

Parking and dash lights also on this circuit - do they work? Check fuses Could also be a bad headlight switch

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The brake lights tail lights and dash lights quit working?

check your ground wires...they might be loose or detached.

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What could be the cause of the tail lights of a 1995 Ford Taurus to not work in normal operation but work when the brakes are pressed?

There are 2 filiments in those bulbs. One for tails/turn and the other for brake lights. Try replacing one bulb first. I think there are two offest tits on the shaft of those bulbs. Be sure you insert it correctly into the socket. For that matter check to see if they are in correctly now.

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Why wont brake lights work on your 2003 Dodge Durango but all other lights work?

the bulb could be blown or a bad connection. find out if there is a current al the way to the bulb socket.

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Why do only the brake lights not work all other lights work 2001 town country?

check the fuses..sounds like you have a blown fuse for the brak lights. look in the fuse box it's located there.

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Why do brake and directional lamps work but tail lamps dont on 1996 Olsmobile?

Check to see if the parking/dash lights work - if not check the fuses Could be burned out bulbs - they are double filamented with the larger filament being used for tail lights Could be a bad headlight switch

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Why are my tail lights and dash lights not working?

A blown fuse can disable the vehicle's dashboard light.The fuse box may be under the hood, or near the floor, near the brake pedal, or there may be two fuse boxes in both places.Note: also check if the tail lights are working.Tail lights and dash lights are connected through the tail light (and/o...

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Why does only left side brake light work?

Right side bulb might be blown.

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The fuses are good and the parking lights and tail lights work but the head lights don't work on my 2000 Toyota corolla?

Check the bulbs first, I've seen where both burn out and you can be lead to believe you have an electrical problem.

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Why does my radio work only when lights are turned on?

the radio is wired to the headlight power supply wire, that's why it will only come on when you turn on the headlights. my buddy did this to his truck in the best buy parking lot when it was getting dark out.

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Why does my coolant fan for my ac work but only on one speed?

Normally the a/c request signal, you pushing the button to turn on a/c, is detected by the ECM; the ECM then determines that the compressor loads the engine down and bumps up the idle rpm while simultaneously turning on the cooling fan. Turning on the a/c is usually accompanied by the fan turning...

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Are the tail light and brake light the same?

In other words, the same external covering is over both lights.Your vehicle's might be a bit unique, with separate globes.Tail lights are engaged when the you turn on your headlights or when your parking brake is on, whereas the brake lights will light up immediately when you apply pressure to th...

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Your rear and tail light stopped working - back lights are working but while you apply brakes it does not flash as well as the tail lights -- what could be the problem?

it could be that there a 2 parts to the bulb and that particular part of those bulbs are out. you can either replace the blub by taking it into a auto store or by having them personally look at it. it could also be your fuse. try that first.

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Any ideas why both of 2003 brake lights do not work when you brake yet actual bulbs work and the fuse is ok?

Defective brake light switch.

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Why would both of your brake lights stay on even though you are not hitting the brake petal?

Brake light switch stuck or out of adjustment. It is either located on the brake pedal somewhere or it may be a pressure switch located on or near the master cylinder.

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What happens when the brakes are worn on only one side of the car?

your brakes are sticking need servicing asap

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The brake lamp light is on but all of the brake lights work on a 1996 Bonneville SSE?

First check to make sure that the E-brake is not slightly on and the E brake cable is adjusted properly so as not to trip the warning light. Also check the master brake cylinder fluid to make sure it is full as this too can trip the light. The brake switch which is located near the brake pedal ma...

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Why would a Mazda MX6 tail light warning light come on when the brake pedal is depressed?

Check bulbs to make sure all are working

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Are tail lights and brake lights the same?

In other words, the same external covering is over both lights.Your vehicle's might be a bit unique, with separate globes.Tail lights are engaged when the you turn on your headlights or when your parking brake is on, whereas the brake lights will light up immediately when you apply pressure to th...

Read more

Are brake lights and tail lights the same?

In other words, the same external covering is over both lights.Your vehicle's might be a bit unique, with separate globes.Tail lights are engaged when the you turn on your headlights or when your parking brake is on, whereas the brake lights will light up immediately when you apply pressure to th...

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I have a running light but when applying the brake the brake light doesn't come on?

check light bulbs and fuses. light bulbs have 2 elements in them, one for stop and one for running. if thses are ok, replace brake light switch on brake pedal

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Are tail lights and brake lights the same bulb?

In many vehicles, the brake lights and the tail lights are located on the same globe.In other words, the same external covering is over both lights.Your vehicle's might be a bit unique, with separate globes.On most vehicles, the tail lights are red and the brake lights are a more luminous red.

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Why wont my tag light and tail lights work when the fuses are good ford f-150 4.6?

Check bulbs, check grounds, check wiring harness for damage.Maybe bad bulbs, maybe bad light assemblies, maybe a broken or shorted wire somewhere in the circuit, possibly a bad ground.

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What if the fuses for the brake lights on a dewoo leganza are good but the lights still don't work?

Possibly:-no power to the fuse-broken wiring between the fuse and the switch-broken wire between switch and bulbs-bad connection of terminals at the switch-bad connection of termnals at the bulbs-no ground at lamps-faulty brake switchSuggested way to figure out what is causing the problem:-use vo...

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Why are my tail lights staying on?

If the tail lights are illuminated even after you have used the on-off switch to command them off, that means the switch supplying power is fused shut and/or the circuit is being powered when it is not supposed to be due to a wiring fault.

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Why wont my tail lights work?

Reason # 3: Blown-out Fuse The radio, lighter socket, dashboard warning lights, headlights, taillights, and brake lights.Your car's fuse is almost similar to the fuse at your home.When one of the fuses are broken, the circuit is cut off and could be the reason why your tail lights aren't working.

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Why does my tail light not work?

If he or she suspects a blown fuse, they will remove the corresponding fuse for the tail lights to see if it is blown.If so, he or she will replace the bad bulb with a new one.If the bulbs and fuses appear to be working properly, the mechanic will then check the corresponding relay for the tail l...

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Why do both head lights go out when the bright are turned on?

Could be bad bulbs (double filamented) or bad dimmer switch

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Why is my tail light not working?

Common reasons for this to happen: Sometimes when a taillight lens cracks or breaks, it can allow moisture to enter the lens and cause a short circuit, blowing the fuse.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.

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What would cause the running or tail lights on your 1994 Camry not to work while the head lights brake lights and turning signal lights work?

There is a relay in the trunk (left hand side wall) that may have been burnt. You may want to check this out...had the same problem with my 1992 Camry.....different year of course. The wires to the running lights were broken and exposed, caused a short, which in turn burnt the relay in the trunk.

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Should you replace both tires when you only need one tire on commercial vehicles?

If the new tire is within 4/32 of the others on the axle, and you're not putting a recap next to a virgin tire, there's really no need to.

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Why won't my tail lights and dash lights work?

A blown fuse can disable the vehicle's dashboard light.The fuse box may be under the hood, or near the floor, near the brake pedal, or there may be two fuse boxes in both places.Note: also check if the tail lights are working.Tail lights and dash lights are connected through the tail light (and/o...

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Why is the fuse to your trailer tail lights blowing when you step on the brake pedal?

short circuit on trailer light wiring

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Why do my tail lights go out when I hit the brakes?

Left and right blinkers work as do running lights, however when the brakes are applied on the vehicle the tail lights go out.If all ground connections are not making good contact to bare metal, when the brake pedal is pressed and the tail lights are on, the increased amperage draw will make this ...

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Why no tail lights or dash lights on 1994 Nissan sentra when head lights are turned on?

Check fuses, common circuit

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Why would tail lights and dash lights not work on a 1991 Toyota Tercel when the fuse and wire connections are good?

The most common cause of taillights and â?? lights not working is a bad ground wire. The ground wire may be broken or the connection is corroded.

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Why do the brake and signal lights work but the running lights not work on ford e-350 superduty cargo van?

If all the running lights (front & back) are not working I'd start by checking the fuses then onto the headlight switch

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What would cause brake lights to come on when you turn on headlights on a 1990 firebird but work normal when headlights are off?

I might start by checking the ground wire of the taillight assembly. Make sure there isn't any rust that is preventing a good electrical connection to the chassis ground.

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Why will the tail lights on a 1999 Nissan Maxima not come on?

Faulty bulbs, faulty switch, faulty wiring, disconnected ground.Be sure the bulbs are good and check the fuses.

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Where are the transmission sensors located an why does your taillights only work when you mash the brake pedal?

First of all we need the year, make, model and engine info.

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Why does your air conditioner or heat squeal when you turn them on The air and the heat are both working but there is an awful noise?

You've got trouble with your heater fan - or the motor that turns it. Same fan for both heat and AC.

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Why does only one high-beam work?

A possible reason that only one high-beam will work is that the malfunctioning bulb is burnt out.

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Why the head and brakes lights are not working on 98 Camry?

2 separate circuits Check fuses Check bulbs Check stoplight switch Do tailights and dash lights work? Maybe switch

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Why my ford car 1995 tail lights not working the bulbs and fusers are ok?

There's a separate relay for the tail/brake lights. Check the wiring also.

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Why wont the tag light work when your lights are on?

could be the bulb is bad or the socket is corroded or the wiring to it is damaged.

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Why do the tail lights remain on if the car and lights are off?

Check itOn top of the brake pedal there is the shaft that connects the brake pedal to the brake switch.There could be of two problems with your tail lights being constantly on.1: The spacer between the the brake pedal switch and the shaft of the brake pedal is broke ( The brake pedal switch which...

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Why does only the right front brake work?

it might be any problem with other breaks.so go to a mechanic soon.

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Whats wrong when all the lights work except the brake lights and the fuses and bulbs are good and the outside cab brake light works?

If all the fuses and bulbs are new and work properly, the lights could be malfunctioning due to a short in the wiring. The wiring may also be damaged or burned out in places.

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When the brakes are worn on only one side of the car the car might do what?

Assuming I understand your question:The brakes are worn on one side because they are only or primarily working on that side. This should cause the car to pull toward that side when braking.

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Why does your brake lights not work when the running lights do on your 1991 ford f-150?

brakes and running lights have separate fuses. check the fusethen check the brake light switch under the dash

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Brake pads wearing on one side only?

You probably have frozen brake caliper slider pins or a frozen brake caliper piston on one side.

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Your car will start but when you put your foot on the brakes it will die?

This sounds like an ECU problem, the load of the brakes is not being compensated for so when the clutch and brake are applied the rev's fall and drop below what is maintainable for the engine. You should take it for a diagnostics check at a garage and see if anything pops up.

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Why would the tail lights and dash lights not work on a 1992 Honda Prelude with an H22A4 swap if all the other lights work including the brake light?

Have you checked the fuses? Different circuits have different fuses. It may be your wiring harness, but check the fuses first.

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Why is the right tail light not working on 1985 LTD Crown Victoria?

Start with checking the bulb, then the socket, then the wire harness and connections.Because you haven't diagnosed and repaired it. Could be a wiring issue, could be a switch issue... I'd start by removing the bulb and checking to ensure the contacts aren't corroded. Then I'd use a test light to ...

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Why does 240sx high beams work on both headlights but not low beams?

the bulbs in your car have two filaments, high beam and low beam.as you generally use mainly low beam the filament wears out a lot quicker than high beam.so replace your bulbs, as it couldn't be anything else.

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Why would the car vibrate when you hit the brakes but only when you come to a complete stop?

Hey Marques==Either the rotors or the durms or both need to be turned. Goodluck Joe

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Are tail lights on during the day?

They turn on with the headlights.A lit up dashboard means all lights are on.It's daytime… so, tail lights aren't needed.In reality, tail lights are an important part of being seen from behind, especially in winter when days are shorter and rain, fog, and all-around dreariness are common 24 hours ...

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Why won't brake lights work on 1999 expedition?

Start with: Check fuses, brake light switch (at brake pedal), check for trailer harness problems, check bulbs.

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Why don't my brake lights work on my peugeot 307cc?

First check the bulbs or replace them, next check the fuse, if that's OK then the only other thing is the actual brake switch, usually mounted to the pedal. These often fail due to movement of the wire in a confined area.

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My brakes are not fully working and a red warning light and parking brake light is on why is it still on when the emergency brake is fully released?

Because the e brake is hooked into your braking system and that system has a problem.

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Is brake light and tail light the same?

In other words, the same external covering is over both lights.Your vehicle's might be a bit unique, with separate globes.Tail lights are engaged when the you turn on your headlights or when your parking brake is on, whereas the brake lights will light up immediately when you apply pressure to th...

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1993 Chevy Suburban Ac heater contols will not light up or come on and wont work but will sometime light up but not work when you press the button any suggestions?

Remove the control head and examine the electrical connections in back. You may find a connection that has melted from to much resistance(dirty/loose).

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Will you receive a warning the patrol officer if brake lights are not working?

If your brake lights are not working, and you get stopped you may get just a warning, but more likely a "Fix-It" ticket, Brake lights are a very important safety feature. You will have however many days the law says in your State to get them fixed, then you must take it to the Highway Patrol Stat...

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Why don't your brake lights come on when you brake?

Check fuses first but its probably the brake light switch under the brake pedal.

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Hazard lights and brake lights don't work but the turn signals do?

possibly the fuse for brake lights......also could be brake light switch----turn signal switch----broken wiring anywhere in the vehicle---relay not working ---any other item specific to your venicle.

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Is tail light and brake light the same bulb?

In many vehicles, the brake lights and the tail lights are located on the same globe.In other words, the same external covering is over both lights.Your vehicle's might be a bit unique, with separate globes.On most vehicles, the tail lights are red and the brake lights are a more luminous red.

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Do tail lights and brake lights use the same bulb?

Your tail lights may be the same bulb as your brake lights (a dual filament setup) or they could use a separate bulb.Your tail lamp bulbs see more use than almost any other bulb on your car, with the exception of the headlights.They're on any time you turn on your headlights, of if your daytime r...

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Why would the brake warning light come on intermittently but not stay on continuously?

Could be low on brake fluid. This is a sign that the brakes need attention.

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Why are my tail lights out?

Check the fuse.A blown fuse usually causes both lights to go out.On newer cars, the tail lamps can be fused separately and/or each bulb or shared circuit can be fused.If the piece of metal inside the taillight fuse is intact, the fuse is still good.

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Will vtec still work when check engine light is on?

VTEC may or may not work when the check engine light is on. It depends on why the check engine light is one. If it is on because of a problem with the VTEC system, then, no, it will not work properly.

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What chemical will turn Rust into Metal the Best Many products on the market but which one will work?

RUST NEVER SLEEPS Corrosion is a complicated electrochemical process whereby a metal is converted to an oxide when exposed to a moist environment. Some metals, particularly bronze and brass, can form a stable protective corrosion layer, or patina, when they corrode. Iron, however, is highly susce...

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Why won't car start but lights work?

Because your car runs on gas but your lites run on a battery.

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Why are my brake lights stuck on?

If your brake lights are staying on, it will drain your battery.The most likely cause for the brake lights staying on is the brake light switch sticking closed.You can disconnect the plug from the brake light switch at the brake light pedal to see if the lights turn off.

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Why is one of my tail lights dim?

If you have one or more dim taillights or backup lights it could be caused by bad grounding of the light sockets or the wrong light bulb installed.My Pantera had a bad ground that caused one of the tail lights to light dimly when the back up light was on and had the wrong brake/tail light install...

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Why do tail lights stay on?

If the tail lights are illuminated even after you have used the on-off switch to command them off, that means the switch supplying power is fused shut and/or the circuit is being powered when it is not supposed to be due to a wiring fault.

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Why don't my rear tail light work on my 1996 Pontiac Firebird?

It might be because the light bulb is blown. It might be because the fuse is blown. There could be a short in the wires.

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Why does the car have a loud squeal in reverse but only when the breaks are NOT on?

The brake pad "squealers" are telling you to have the brakes checked.

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Why do your blinkers not work when your brake lights do work?

probley your fuse on your car/truck is blown to check step one : you find your fuse box. step two: you find the blinker fuse. step 3: pull it out look in it and if you see a crack in the bar across the fuse the fuse is blown. hope this helps

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My rear left tail light is not working on camper?

You should try changing the light bulb... if that doesnt work, then there might be a short in the wiring, and will need to be looked at by someone who knows electrical wiring.

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Dashboard and tail lights not working on Mitsubishi shogun?

Check the fuse or the wiring

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Why would my tail lights stay on?

If the tail lights are illuminated even after you have used the on-off switch to command them off, that means the switch supplying power is fused shut and/or the circuit is being powered when it is not supposed to be due to a wiring fault.

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Why would car lights work but the engine wont start?

Assuming the starter does not crank over the engine. Bad starter, starter solenoid or relay.Bad battery.Loose/dirty connections between battery and starter.Bad or out of adjustment neutral safety switch.

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Why do the tail lights on your 2000 Pontiac grand prix come on when your day time running lights are on?

dear poster. You grand prix is equipped with Auto function lights. if this is so, then you should never have to turn on the lights manually. the lights usually turn on all the time.

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Why is dashboard indicator light clicking fast but all indicator lights are working slowly?

A fast paced dashboard indicator light usually means that there is a failed bulb somewhere on that circuit. Check all the bulbs including side markers and mirror lights if equipped on that circuit (left/right).

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Will an 89 Toyota Cressida engine work on an 87 supra both are 7M - GE engines.?

yes. you can swap them. they are the same engines. even the wiring harness is the same

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Your tail lights don't work on the left side you have changed the bulbs on the side that don't work and the lights still don't work?

Check the fuse. Check the wiring to the lights, and also check your fuses.Isn't that what I said? Unless somebody rewired your car, This is a common problem on Honda's, Toy's etc.

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Why would your tail lights not work on your Nissan 300ZX?

There can be several reasons. Bad grounding is one, make sure the tail light unit is properly fastened to the body carrying the plus current. Broken bulbs are a possibility, replace them. A broken fuse is also likely, locate the fuse box and replace as necessary. Wiring may be bad or broken, is t...

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