What to do when both head lights stop working at the same time?

When that happens, the operational lifespan of your headlight capsule will be severely compromised, and the only fix is to replace the headlight assembly. When both headlights stop working at the same time, the bulbs usually aren’t at fault.

Why are my headlights not working in high beam?

If just one bulb fails to work in either high beam mode or low beam mode, it may be the bulb. Most headlight failures that are limited to just high or low beams are related to a relay or the high beam control switch.

What causes a head light to go out?

When a headlight goes out, the problem is usually a bad bulb, which is easily replaced. However, the problem could also be a corroded socket or a bad wire.

What should I do if my headlamp bulb goes out?

Reinsert the socket into the headlamp housing and turn on your lights. If they work, you’re done; if they don’t, go on to the next step. When a headlight goes out, the problem is usually a bad bulb, which is easily replaced.

What to do if both of Your Headlights are not working?

If both of your headlights are not working and the fuse is not blown, you should experiment with the relay. The most basic way to do this is to shake it: if you hear rattling inside of the relay, this likely means that the relay has experienced failure.

Do you need to change your light bulb fuse?

The only issues now is the difference in colors of my light bulbs. Lol one from amazon one from dodge. They are both on and working with no issues after I changed my fuse. Dodge 2015 Sxt plus! I even uodaddd a photo of my fuse how burnt it was.

What does it mean when both headlights go out at the same time?

Both headlights suddenly ceasing to work is generally rarer than one headlight turning off. A voltmeter can help you check the level of power at the headlights. However, the issue causing the failure is usually going to be more complex than bad bulbs if both lights go out simultaneously.

What to do if your Chevy Silverado headlights are not working?

Chevy Silverado Headlights not working. fuse? Relay? Switch? – YouTube If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

What happens when you turn on the headlights?

When you turn on your headlights, that switch activates a relay. That relay, in turn, actually provides the electrical connection between your headlight bulbs and the battery. Fuses are also involved in order to provide a sacrificial failure point to protect the rest of the wiring.

What does it mean when your headlights don’t work?

With that in mind, it can be tremendously useful to start off by looking at whether both, or just one, of your headlights have failed, and whether or not the high or low beam mode still works. When headlights stop working, it’s usually an electrical problem or an physical issue with the bulbs themselves.

What to do if your dash light does not work?

The brightness of the dash lights can be adjusted by turning the rheostat near the headlight switch, if this adjustment is turned “OFF” the dash lights will not work. Some manufacturers have located the dash light illumination control remotely from the headlight switch, usually somewhere near the instrument cluster.

Why does my car have no running lights?

When you shut off the key with the headlights on there is a relay/timer that leaves the headlights on for 30sec. or so,so you can see to get in the house,open the garage door,whatever.Nothing is broke so don’t fix it.Also,the running light issue could be a bad connection in the front harness behind the grill.Do you have taillights?

Why does one of the headlights on my car not work?

One headlight doesn’t work. This is usually caused by a burned out bulb. High intensity discharge (HID) headlights can also fail due to other associated components. Neither of the headlights work. Bulbs usually don’t burn out together, but it’s still important to rule that out by checking for power.

Can a headlight bulb burn out at the same time?

Even though both of your headlight bulbs have been exposed to the exact same conditions, they usually won’t fail at exactly the same time. So it’s actually pretty common to have one bulb burn out before the other.

Why are my high intensity discharge ( HID ) headlights not working?

High intensity discharge (HID) headlights can also fail due to other associated components. Neither of the headlights work. The cause: Burned out bulbs, or an issue with power or ground. The fix: Check for power and ground, and fix if necessary. Otherwise, replace the bulbs.

What to expect when your headlights stop working?

So if you want to know more about what to expect when you take your car in to have your headlights fixed, you may want to read on. When one headlight stops working, and the other one works just fine, the problem is usually just a burned-out bulb.

Why are my headlights not as bright as they used to be?

Over time, that coating can reduce visibility by almost 300 ft. 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.

What causes a headlight to burn out in a car?

These can include the sealed beam variety (older cars) or, more common today, lamps that incorporate replaceable bulbs. Lamps and bulbs can burn out or be damaged. The actual headlight sockets are regularly exposed to moisture and corrosion because they’re at the nose of the car.

When to use a headlight in the day?

Daytime Headlight Use – The Obvious Reasons. First off, there are a few circumstances in which daytime headlight use is not only strongly recommended, but can even be required by law. The primary reason is inclement weather – rain, sleet, snow, hail, or fog are good reasons to use your headlights.

When to go to the mechanic for a burned out headlight?

Fixing a burned-out headlight is usually a pretty easy job, but there are cases where you may want to go straight to a mechanic. If you don’t own some basic tools and diagnostic equipment, like screwdrivers and a voltmeter, then you may want to think about taking your car to a professional during daylight hours.

Why do you have to have headlights on during the day?

Having your headlights on during these periods can make it infinitely easier to spot oncoming traffic and any other cars around you. This is why daylight headlight sections of the road are often found in mountainous areas, often on two-lane highways where each lane travels opposite ways.

What should I do if my headlight is not working?

Unplug the light, pull the switch, and see if the fuse blows. If not, the problem is not in the wiring. Make sure you have purchased the correct wattage of bulb. Ensure that you do not have a faulty or damaged bulb. Check and see if your high beam bulb is the issue. If so, replace it. Check all wired connections and look for any exposed wiring.

Why do you need daytime running lights on your car?

by Daniel Valladares. The daytime running lights on your vehicle are a safety feature that allow other drivers to spot your vehicle on the road during daylight hours. They also increase your road vision during sunrise and sunset. If something goes wrong with your daytime running lights, they should be fixed immediately.

Can a high wattage headlight cause light to flicker?

In a worst-case scenario the entire headlight wiring assembly may need replaced by a professional. Also, as with other troubleshooting issues, if you are using a bulb with too high of a wattage, this can make your headlights flicker as well.

Can a blown fuse cause a starter to not start?

Blown fuse – Sometimes the simplest explanation is the best one. A blown fuse in the starter circuit could be the cause of a no-start problem. Broken or corroded wiring – Damaged or dirty wires to the battery or to the starter solenoid (or wires that are loose) can prevent sufficient power from reaching the starter.

Where are the fuses located on a Chevy Express?

Here you will find fuse box diagrams of Chevrolet Express 2003, 2003, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 and 2020, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Why does my check engine light not come on?

The dome light did NOT come on when the door was open. I turned it on with the switch. The check engine light went off immediately after I turned the key to start. Yesterday it stayed on. When starting, the dome light flickered (I had turned it on manually today) , as it should.

Why does my car’s LED light keep flickering?

There are various reasons for flickering led headlights, but the most common cause is a failed communication between your car’s computer system and the headlight’s electrical system. When there is a discrepancy between the headlight’s electronic frequency and the car’s computer, it will lead to flickering.

Why are my headlights flickering on and off?

A bad headlight switch or relay could also be to blame. The headlight switch assembly on older vehicles includes a built-in circuit breaker, and when a short circuit occurs, it can cause the headlights to flicker. This is why flickering headlights used to be common with older models.

What’s the best way to fix flickering LED headlights?

LED headlights, however, need a constant supply of current for it to function well. This is where the LED decoder comes in to provide a large capacitance and release a constant amount of supply. LED decoders can easily be found on online stores like Amazon. Common brands you can check out are Anycar, Hikari, Koomtoom and Auxbeam.

Why are my headlights misaligned on the side of the road?

If all you can see is the foliage on the side of the road, or oncoming drivers are constantly flashing their high beams or honking their horn at you, most likely your headlights are misaligned and giving those other drivers an eyeful.

Why is my turn signal switch not working?

Blinkers won’t turn on sporadically, wipers either won’t turn on or stay on. Headlights turn on themselves and won’t turn off with switch until I turn the key off. Windshield washers front and rear do not work when everything else is not working.

Why are the fog lamps going out on my PT Cruiser?

Recently, the fog lamps were coming on by themselves with the car off and parked. I have found that the switch cap that turns on the fog lamps is not staying pushed in where it belongs. With the turn signal arm centered, I can push in on the switch cap and the fog lamps go out.

How does a headlight switch turn on a high beam?

In the same way that your headlight switch activates a relay to provide power to the headlights, operating your high beam control will generally activate a relay to turn on the high beams. In the case of dual filament headlight capsules, this literally sends power to the high beam filament.

What should I do if my car headlights are not working?

Be sure to consult your trusted mechanic for further assistance if you continue to have problems. Background info: Halogen headlight bulbs are a popular light source for automotive headlights as they are simple, cost effective, provide a bright light and generally have a useful lifetime of about 1,000 hours under normal conditions.

Why does my Head Light not light up?

If the bulb does not light up, the problem could be a corroded socket or a wiring fault, which is a problem best addressed by your mechanic. Background info: High Intensity Discharge (HID) headlight bulbs are arc lamps, like a neon sign. Instead of heating a filament to produce light, electricity arcs between two electrodes inside the bulb.

What to do if one of Your Headlights is not working?

Only one headlight works: If only one of your Chevy’s headlights is working, the other headlight likely has a burnt out bulb. You can do a visual inspection of the build to determine if it has gone bad. A burnt out bulb is usually discolored and pieces of the filament will be loose inside the bulb.

What are the symptoms of a bad or failing headlight switch?

Issues with the high beams Another symptom of a bad or failing headlight switch is issues operating the high beams and more specifically, issues keeping the high beam engaged. Most headlight switches operate by pulling the lever backwards and locking it into place to activate the high beam headlights.

What’s the best way to set a headlight delay?

Turn the switch back to ON, then OFF again. Turn the switch back to the Auto position. Make sure the lights come on. Wait for the amount of time you want the headlights to stay on, then turn the switch back to OFF once more. The headlight delay should now be programmed. The maximum delay you can set is three minutes.

Why is the left side of my headlight not working?

LEFT RIGHT HEADLIGHT NOT WORKING FIX – YouTube WHY HEADLIGHT NOT WORKING. LEFT RIGHT HEADLIGHT NOT WORKING FIX If playback doesn’t begin shortly, try restarting your device.

What to do if your HID light bulb is not working?

The easiest way to verify that your HID headlight capsule is bad is to carefully remove both bulbs and replace the one that doesn’t work with the one that does. If the known-good bulb fails to turn on when placed in the other socket, then you’re dealing with a more complicated issue.

Why do the headlights turn off but not the brake lights?

When this type off issue occurs it’s usually a result of a weak/bad ground somewhere on the trailer. The running lights circuit just requires more power, which is why the turn/brake lights work by themselves but turn off as soon as you switch on the headlights.

What to do if your running light does not work?

Turn the vehicle headlights on and use the circuit tester to test the pins on the connector at the back. If there is no power on the running light pin then there is a break or loose connection somewhere between the connector and where it terminates at the front of the vehicle that you will need to track down.

What should I do if my headlight light is not working?

The best way to do this is to turn the headlight switch on, connect the negative lead on your meter to a known good ground, and touch the positive lead to each headlight connector terminal. One of the terminals should show battery voltage, and the other two should show nothing if the problem is burned out bulbs.

Why are my turn signals not working with running lights?

When the running lights were on they would work but when I stepped on the brake or activated a turn signal the left side light would quit working completely. Produced to make sure you know what you are getting and you get exactly what you need. To make sure products work and fit the way they are supposed to.

Is it easy to disconnect the headlight connector?

I broke one of mine. But on the plus side, it makes it a lot easier to remove the headlights now haha. When you push the connector like pushing it on but it’s already on but it will take the tension off the tab holding the connector fastened.

Why are my headlight bulbs not working on my car?

If not, then you know it’s not the headlight bulbs. Then work your way back towards the relay. It could just be a loose or corroded connector somewhere between the relay and the headlights. And it still could be a bad switch where you turn the headlights on, at the steering column.

Can a two wire headlight socket be used?

But the two wire connector will work just fine. Splice the two black wires that are coming from the car together and to one of the wires coming off of the connector. Splice the green wire that is coming from the car to the other wire on the connector. Solder the connections up, put on some heat shrink and you’re done.

How do you remove a headlight connector from a Ford Focus?

When you push the connector like pushing it on but it’s already on but it will take the tension off the tab holding the connector fastened. So push then push the tab while pushing the connector then pull the wiring gently while still pushing the tab or release and it will slip right off.

Why is my headlight not working in my car?

This can be caused by no voltage to the lamps due to faulty relay, module, dimmer switch, headlight switch or wiring shortcoming. In order to unravel the cause of the problem, you can check the main fuse which is usually located in the engine compartment, particularly at the power center.

How to disconnect the headlight connector 2014 ST3?

Are there any aftermarket LED headlights that work?

There are boutique high-end outfits like Diode Dynamics specializing exclusively in aftermarket LEDs. And of course, eBay and Amazon are chockers with cheapo off-brand options. Unfortunately, for the most part, none of them really work correctly with few exceptions. Why would anyone want LED headlights?

Is there a way to fix a faulty headlight switch?

It is not advisable to endeavor to fix wiring problems on your own. The Cause: Faulty relay, module, dimmer switch, headlight switch, etc. The Fix: Replace the faulty components.

Why does my headlight only work on one side?

If you are getting this issue only on one side, i.e. Dipped Headlight Left or Dipped Headlight Right, then this is a big clue for troubleshooting. To isolate if it is the headlight bulbs, ballasts, or something internal in the headlight itself, simply swap both the bulbs and ballasts from left to right headlight.

Why is my right low beam headlight not working?

My right low beam headlight is not working on my 2004 SL500. I replaced the low beam bulb (both sides) but this did not fix the problem. I switched the bulbs to make sure I didn’t do anything wrong, t … read more

LEFT RIGHT HEADLIGHT NOT WORKING FIX – YouTube WHY HEADLIGHT NOT WORKING. LEFT RIGHT HEADLIGHT NOT WORKING FIX If playback doesn’t begin shortly, try restarting your device.

When do you rely on headlights to lead the way?

Whether you’re driving home from a late night at work or get caught in a rainstorm while taking the kids to school, you rely on your headlights to lead the way.

Is it safe to work on headlight assembly?

The chances of running into any issues while working on your headlight assembly are relatively low in comparison to a lot of other automotive procedures. However, it is still necessary to outline a few essential safety guidelines when operating on any vehicle. Your engine is hot. Wait for it to cool down before working on it in any way.

What causes low beam and high beam headlights to short out?

The contact stated that the low beam and high beam headlights shorted out without warning. The contact experienced the short in the lights during inclement weather (a downpour) and was uncertain if wires had been affected as well or any other components. The vehicle was not diagnosed by a dealer. The manufacturer was notified of the failure.

Why is my hid headlight bulb not working?

This problem can be caused by many issues including a defective headlight bulb, corroded socket, loose bulb, bad ignitor, the faulty ground connection, among others. HID Xenon bulbs do not possess any filament, hence, they may leak or crack very easily, especially when they fail.

Why is my headlight not working on my car?

The likely cause is a fuse, headlight relay, headlight switch, dimmer switch or a wiring fault. About the only cause that is an easy fix is a blown fuse. Consult your owner’s manual to locate the main fuse for the headlight circuit and replace that fuse with one having the same amp rating.

What happens when both low beam headlights go out at the same time?

The usual way it happens is one light burns out, you don’t notice, the second light burns out, now you notice. Get the multi meter out and chase some electrons, if you don’t know how then try replacing one bulb. Had it happen in my VW van, replaced the switch and I was good to go.

Can a headlight be changed at the same time?

It was fucked, driving onto snowstorms was brutal, and when I hit the brights it went down a level. Spun it 180, was fine. You could replace one (cheaper) bulb first to test whether it is the switch. what kind of headlight, do you just change a bulb or a complete sealed beam or what ?

It is not advisable to endeavor to fix wiring problems on your own. The Cause: Faulty relay, module, dimmer switch, headlight switch, etc. The Fix: Replace the faulty components.

Why are my new headlights not working?

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.

Why is my night time headlights not working?

Less common, a faulty headlight switch would stop high beams working. A failing headlight switch is uncommon, because the headlight switch is inside the vehicle and well-protected. Still, if you drive a lot, especially at night when you must constantly change between high beams and low beams, you might wear out the headlight switch.

When your headlights are not working?

When headlights stop working, it’s usually an electrical problem or an physical issue with the bulbs themselves. In order to get to the bottom of the situation as quickly as possible, it’s important to make note of exactly what type of failure you have experienced.

Why are my lights not working?

10 Reasons Why Your Lights Don’t Work Plug or wall switch. Not to suggest that you’re a dim bulb (pun intended), but have you made sure the fixture is plugged in and/or the switch is on? Circuit breaker. Is anything else in the room failing to turn on? Light bulb. Socket tab. Lamp or fixture switch. Cord. Socket. Wall switch and fixture cable. Fixture wiring. Circuit cable.

What should I do if my headlight bulb fails?

If you have multiple headlight bulb failures, make sure you are especially clean when doing the job. If at all possible, don’t touch the glass portion of the bulb at all. If necessary, handle the bulb with clean latex or nitrile gloves. Finally, if the bulb is dirty, clean it with a fresh alcohol pad before installation.

What causes a headlight to stop working after blowing a fuse?

The next video shows you how a blown fuse can affect one headlight. When handling a light bulb, never touch the surface of the bulb. The oil from the skin on your fingers, combined with the high working temperatures of the bulb, will reduce the bulb’s service life or cause it to shatter sooner. 2. My Headlights Flicker

Why do you need headlights in a 2012 Ford Focus?

Stay safe on the road by quickly fixing your lights. Your 2012 Ford Focus headlights keep you and your passengers safe at night and other times when visibility is limited by increasing your visibility and making you more visible to other drivers.

Why does my low beam headlights not work?

Both high beams & driver side low beam work. Fuses have been checked and are good. The bulb has been changed as well as the pigtail connector. Still no resolve. Checked the wiring to make sure we had a good connection. Anybody have any suggestions???

Why are the lights on my car not working?

On some vehicles, particularly those with HID headlights or solid-state circuit protection (Zener diodes or high beam circuit breakers) installing the wrong bulb might result in intermittent headlight operation or no high beams at all. The wrong bulb might not ignite at the right voltage or draw too much current for the circuit protection’s design.

Is there a way to turn off the headlights?

The other way to shut the headlights off is to remove the appropriate fuse or relay. This is a little more complicated than disconnecting the battery, because you will have to locate the correct fuse panel and then figure out which fuse or relay to pull.

What to do if you have a headlight conversion problem?

You can fix a wide range of LED headlight conversion problems by using a retrofitting adapter. This gadget or device is also referred to as the LED ballast or driver. At present, most LED headlights come with a driver or adapter, which makes conversion much more manageable.

How do you change the headlamp on a Ford?

Place the headlamp carefully on a flat, secure surface. The MAIN BEAM is the middle one. It has a large rubber cover. Pull off the cover. Remove the electrical connector. Turn the bulb anti-clockwise to remove it. Screw the new bulb in clockwise to secure it. TOP TIP: Try not to touch the glass. Fingerprints can shorten the life of the bulb.

How do you change the light bulb on a Ford?

Put the new bulb into the electrical connector and put it back in the main unit. To put the lighting unit back in, reposition the headlamp unit. Make sure it goes under the bumper tab. Push the main connector back in until it clicks. Carefully align the headlamp with the bodywork. Gently push it into position.

Why do I need to replace the headlight bulbs on my Ford Focus?

Your Ford Focus’ headlights help let other drivers know where your vehicle is headed on the road, while helping you abide by state laws. Replacing failing or burned out headlight bulbs on your 2011-2018 Ford Focus is an easy repair that can help ensure you can see to drive safely.

How long does it take to replace a burned out headlight?

Replacing a burned out headlight usually only takes a few minutes, but the diagnostic procedure could take between half an hour and an hour, or even more, if you’re dealing with a more complicated problem. The diagnostic procedure that a professional technician will actually follow is similar to the one outlined below.

Is there a way to restore your headlight permanently?

Other youtube videos do not work! To restore your headlight permanently you should use this method. You will just be wasting your time and effort using bug spray, toothpaste, or baking soda. And you will end up ruining your headlamp if you op to put a clear coat on them.

What happens to the headlight when you turn it off?

When I am driving my passenger headlight will just shut off. If I turn the headlight switch off and then back on it comes back on. After a while it will just turn off again. Clicking this will make more experts see the question and we will remind you when it gets answered.

How to clean and restore headlights-remove yellow headlight oxidation?

How To Clean & Restore Headlights – Remove Yellow, Foggy Headlight Oxidation! – YouTube How To Clean & Restore Headlights – Remove Yellow, Foggy Headlight Oxidation!

How to restore headlights permanently with Scotty Kilmer?

This is the real way to restore headlights permanently so they’ll never turn yellow or hazy again, DIY with Scotty Kilmer. Restoring your car’s headlights with clear coat will never last more than a year, but if you use this product, you won’t have to worry about faded, foggy, yellow or hazy plastic headlights again. How to clean headlights.

Where are the brake lights on a Ford F250?

The most common location is the brake light switch . The good news is they are inexpensive and easy to replace. Your F250’s brake light switch is under the brake pedal. It ALWAYS should have power running to it, even if the key is off.

What are the components of a headlight system?

Most headlight systems are pretty straightforward and include a few basic components like the bulbs, a relay, a fuse, and a switch. There are variations on this basic theme, like some vehicles have daytime running lights, adaptive headlights, or other little wrinkles like fog lights, but the idea is still the same.

Why is my Ford headlight switch not working?

NOTE: You’ll need to remove the headlight switch to test it. Melted headlight switch connectors (and headlight switches) are a very common problem on Ford vehicle’s equipped with this type of headlight switch. This problem will cause the headlights or park lamps to stop working.

Can you test the headlight switch on a Ford?

NOTE: The colors of the wires (above) may not be the ones coming out of the headlight switch connector in your particular Ford vehicle but the circuit (pin) descriptions will be the same. Testing the headlight switch simply involves testing the continuity of certain circuits.

Why do headlights stay on after the ignition is shut off?

If so, try this: Turn the lights off before shutting off the ignition. If your lamps are staying on permanently after: 1) ignition shut-off, and then 2) light switch shut off, suspect something in the headlamp-off-delay feature. (This assumes that your vehicle is equipped with this feature.) Thank you for reporting this comment. Undo

Why does my Head Light not turn on?

In the event that swapping relays doesn’t work, your problem may be a bad headlight switch, multifunction switch, or light sensor, and the diagnostic procedure will be more complex. You may be able to identify the problem by simply removing the component in question and checking for physical damage, but there won’t always be physical indicators.

What to do if a headlight fuse keeps blowing out?

Headlight Fuse Keeps Blowing Out. If you keep blowing a headlight fuse, give these simple steps a try. Unplug the light, pull the switch, and see if the fuse blows. If not, the problem is not in the wiring. Make sure you have purchased the correct wattage of bulb. Ensure that you do not have a faulty or damaged bulb.

What can I do if my headlights are not bright enough?

If this is the case, you can replace the headlight lenses or use a headlight restoration kit, which can be purchased at an auto parts store or online for as little as $10. If you still feel like you are having trouble seeing when you are driving at night, it may not be you.

Whether you’re driving home from a late night at work or get caught in a rainstorm while taking the kids to school, you rely on your headlights to lead the way.

Can a headlight bulb be replaced on a newer car?

Headlight bulbs on older vehicles may be a sealed unit, consisting of a lighting filament, reflector, and lens, while headlight bulbs in newer vehicles are replaceable bulbs that twist out. Once you know which type your vehicle has, the steps to replace headlights aren’t complex, so you’re in luck there.

What happens if you change both headlights at the same time?

If you aren’t absolutely confident in your ability to swap the bulbs without contaminating the glass envelope, don’t do it. You may destroy, or drastically shorten the life of, your good bulb. When both headlights stop working at the same time, the bulbs usually aren’t at fault.

When is the best time to replace your headlights?

When to replace your headlights. As a rule of thumb, if one bulb’s gone or fading, the other won’t be far behind. So replace both bulbs at the same time. For many vehicles these days, one bulb serves for both high and low beams. In older models, however, two separate headlight bulbs were used on both sides.

What to do if your headlight doesn’t work?

The glove prevents oil from your skin getting on the new headlight and causing premature failure. Reinstall the clip that secures the bulb in the harness and push the harness into the back of the headlight. Turn on the headlights to make sure they’re working.

What to do if your Ford Focus speedometer is not working?

If your Ford Focus’s speedometer is not working, the first place to go would be to check the service engine soon light (if applicable). Now, take it out and see if the cruise control still works. If it does, that’s a pretty good indication that the vehicle speed sensor is just fine.

What does a light control module ( LCM ) do?

(LCM) Once upon a time, a light switch in a car simply completed a circuit between the battery and a bulb, or sometimes the battery to a relay which activated the battery/bulb circuit.

What to do when both head lights stop working at the same time?