What happens when the dashboard battery light comes on?
Your car can often run normally even if the dashboard battery light comes on because the car is capable of running off the energy that is already stored in its battery. The car, therefore, carries on running perfectly until its battery runs flat. After that, none of the car’s components will work.
What should I do if my Battery Light is not working?
Check the voltage from the positive terminal of the battery to the negative terminal on the battery (record this). Then check voltage from the positive terminal of the battery to where the negative terminal connects to the block. if this reading is lower your negative battery cable may be the problem.
Can a dying battery cause a check engine light to come on?
A dying, fading car battery means low voltage. As a result, your car’s computer, which is responsible for reporting error codes, is also receiving low voltage. An error code will be generated which will in turn trigger the Check Engine Light or even the Battery Charge Warning Light to display.
Why does the battery light stay on when I change the alternator?
If you changed the battery first, then changed the alternator, this may not have happened. Sometimes it’s as easy as fully disconnecting both terminals and reconnecting the battery. Check the voltage from the positive terminal of the battery to the negative terminal on the battery (record this).
Your car can often run normally even if the dashboard battery light comes on because the car is capable of running off the energy that is already stored in its battery. The car, therefore, carries on running perfectly until its battery runs flat. After that, none of the car’s components will work.
When do the warning lights come on after a battery change?
Warning lights come on after battery replacement volkswag… After changing the battery, all was going well. The next day when I started my car, almost all of the warning lights came on (for ex: ECP, ABS, brake, engine, steering). The speedometer didn’t work either.
What does it mean when the battery light comes on?
A circuit checks the voltage being produced by the alternator and switches on the battery light should it be low. If the battery light comes on, that indicates that there’s a problem with the battery recharging process.
What to do when your car battery light is on?
You can fix this problem by ensuring the battery cable terminal is situated as far down the battery post as possible. Take a socket or wrench (a 10mm works best for the majority of vehicles) then tighten up the nut on both terminals until they stop turning.
When does the battery light come on on a car?
This light comes on when your alternator is not making electricity and the car is running off of battery power alone. You can drive a short distance on the battery, especially if you turn off most of your car’s electrical items (like the radio, air conditioning, etc.), but there’s no way to know how far you’ll get before it dies.
Is it normal for the battery light to come on then turn off?
Yes! It’s perfectly normal for your car’s battery light to come on then turn off after you start it. Thanks! What do I do if my car is saying it has a low battery? You may need to replace the battery or alternator.
What’s the warranty on a car dashboard light?
If the battery of your car is close to giving out completely, the dashboard light may illuminate at any time. While car batteries have a warranty of 48, 72 or 96 months, they’re unlikely to last for that full length of time.
Why is battery light on dash come on driving?
- Poor Battery Condition. The first thing you should check is whether there is a problem with the battery.
- you should move into the alternator.
- Bad Wiring. The wiring that comes out of the battery could be damaged or frayed.
- Bad Battery Cable.
- Losing battery cable.
- Too many Accessories.
- Bad Ground Trap.
What does the battery light mean on your dashboard?
Because your car is so dependent on the battery, all cars have a battery light on the dashboard that is designed to warn you if the recharging system fails. A simple circuit looks at the voltage that the alternator is producing, and turns the battery light on if it is low. The battery light indicates a battery charging problem.
How do I know if my battery or alternator is bad?
Signs of a bad alternator. If the above steps reveal that the battery is working, it’s time to take a closer look at the alternator. There are certain signs of a bad alternator to look for: While running the car, note the brightness of the interior lights. If the dashboard gradually dims, the alternator is likely at fault.
Why is the car battery warning light on?
There are actually quite many things that can cause your car battery light to come on. The most common causes of a battery light on are broken serpentine belt, faulty alternator, bad ground strap, faulty car battery or bad alternator wirings . Here is a more detailed list of the 8 most common causes of why your car battery warning light is on.
What does it mean when your car battery light is on?
The battery light or charging warning light, available on the dashboard of your car, indicates malfunctioning or poor charging of the battery. This light illuminates whenever the charging system does not charge the battery with a voltage above approximately 12.5 volts.
When does the battery warning light come on?
If you see a warning light come on, you know that your car likely needs some kind of immediate attention, even if nothing appears to be malfunctioning fully yet. This light comes on when your alternator is not making electricity and the car is running off of battery power alone.
If the battery of your car is close to giving out completely, the dashboard light may illuminate at any time. While car batteries have a warranty of 48, 72 or 96 months, they’re unlikely to last for that full length of time.
The battery light or charging warning light, available on the dashboard of your car, indicates malfunctioning or poor charging of the battery. This light illuminates whenever the charging system does not charge the battery with a voltage above approximately 12.5 volts.
If you see a warning light come on, you know that your car likely needs some kind of immediate attention, even if nothing appears to be malfunctioning fully yet. This light comes on when your alternator is not making electricity and the car is running off of battery power alone.
If the car’s dashboard battery light comes on, you might be able to make it home or to a service facility for a repair. The car will continue running as long as some juice is left in the battery, but if the charging system isn’t working or you have a bad alternator, your car’s engine will stop running once the battery is drained.
Why is my battery and brake light on?
Today i was driving and the Battery and the brake light came on at the same time. Even after shutting down the engine and restarting the light still remains on, what could be causing this ? I was driving mildly, shifting at 4500 in 2nd and 3rd gear as the boost kicked in. Any help would be appreciated.
When does the parking brake light come on?
The parking brake, also known as the hand brake and emergency brake is used to secure your vehicle when stopped or parked. When applied, the ‘P’ symbol illuminates on the dashboard, usually in red but depending on the make and model of vehicle, it may light up in yellow or orange.
What does the charging system warning light mean?
The charging system warning light should show for a few seconds when you start the car, but if the battery light shows while you’re driving the vehicle, that light signals a problem. Among other signs that the alternator or other parts of the charging system aren’t working are dim headlights or the clock losing time.
Why does the battery and brake light stay on?
When the battery and brake light come on at the same time it means the alternator is not charging. The funny noise is probably the alternator. If the lights are off, then the charging system would appear normal.
What causes brake lights to stay on?
- Slightly engage the parking brake
- Low brake fluid
- Imbalance pressure on the brake system
Why does the brake light stay lit on the dashboard?
The brake light indicates that there is a problem with the physical braking system itself. If you are reading this article trying to figure out whether you should drive your vehicle, check the emergency brake first. If it’s engaged, the brake light will stay lit.
Why are brake lights staying on?
If your brake lights are staying on, it will drain your battery. You need to disconnect your battery while the car is off or until you resolve this issue. The most likely cause for the brake lights staying on is the brake light switch sticking closed.
Why does the battery warning light come on while driving?
If the battery warning light (a light in the shape of a battery symbol) on the dashboard comes on while you’re driving, that means the charging system isn’t working, but the fault may lie in something other than the battery.
What should you do if your car battery light goes off?
If you have any external devices plugged into your car, like cell phones, make sure that they are unplugged. If it is dark, make sure to keep your headlights on for as long as possible, as driving with them off is dangerous.
What to do when your battery light comes on while driving?
If the battery light comes on while the engine is running and the vehicle is being driven, this indicates a problem with the charging system. Step 1: Turn off everything that draws power.
May 25, 2016. The battery light or charging warning light, available on the dashboard of your car, indicates malfunctioning or poor charging of the battery. This light illuminates whenever the charging system does not charge the battery with a voltage above approximately 13.5 volts.
When does the battery warning light go off?
The battery warning light in your vehicle turns on when you turn the ignition key to the “on” position. As soon as you start the engine, the light goes off and remains off until you stop the engine again — unless there’s a problem.
If the battery light comes on while the engine is running and the vehicle is being driven, this indicates a problem with the charging system. Step 1: Turn off everything that draws power.
Why does the battery light come on when the engine is off?
When you first turn on your car with the engine off, the battery light will illuminate and this is normal. If the battery light comes on while the engine is running and the vehicle is being driven, this indicates a problem with the charging system.
When does the battery light come on in a car?
First things first: if the battery light comes on in your car when you turn it on, you probably have nothing to worry about. Sometimes the battery light will come on when you start your car, but then the light will quickly flick off. If this is the case, pay it no mind.
What to do if your car battery light is not working?
Get the alternator or wiring fixed, and properly recharge the battery at the same time. The folks at AutoZone can always help with battery and charging system issues, both on the car, and with the parts off the car.
Why does my battery light keep coming on?
Probably one of the more common and easy-to-fix issues if your battery light comes on is a corroded battery cable. Sometimes battery cables also come loose. You can check your battery to see if this is the issue; if it is, the solution is to either clean your connections and retighten or replace the cables.
When does the battery warning light go out?
The airbag computer will set a code and turn on the warning light when the system voltage is too high, or too low. The light should go out when the problem is repaired. It may not go out immediately though. You need to have your alternator checked. Right now, all of the electrical devices on your car are drawing from the battery.
What causes a battery light to come on after a battery change?
Persistent Battery Light After Battery or Alternator Replacement. There are usually two things that cause the battery light to come on after a battery replacement. The most common is a loose connection – perhaps a terminal connector was not tightened sufficiently when the battery was replaced.
May 25, 2016. The battery light or charging warning light, available on the dashboard of your car, indicates malfunctioning or poor charging of the battery. This light illuminates whenever the charging system does not charge the battery with a voltage above approximately 13.5 volts.
What to do if your battery light comes on again?
Tip: Try starting your car in a safe location, if the battery light comes on again, do not drive it. Shut off the engine and open the hood to see whether the serpentine belt, alternator or battery have any problems that can be identified visually. Tip: Always turn off the engine before inspecting the battery or other components.
If the car’s dashboard battery light comes on, you might be able to make it home or to a service facility for a repair. The car will continue running as long as some juice is left in the battery, but if the charging system isn’t working or you have a bad alternator, your car’s engine will stop running once the battery is drained.
Get the alternator or wiring fixed, and properly recharge the battery at the same time. The folks at AutoZone can always help with battery and charging system issues, both on the car, and with the parts off the car.
What causes the battery light to go out?
Click to expand… Many charging systems put the alternator energizer wire through the light bulb. When the alternator starts charging positive voltage is equal on both sides of the bulb filament and the light goes out.
Warning lights come on after battery replacement volkswag… After changing the battery, all was going well. The next day when I started my car, almost all of the warning lights came on (for ex: ECP, ABS, brake, engine, steering). The speedometer didn’t work either.
What should I do if my car battery warning light is red?
Battery warning light. Safe to drive: No, if the battery light shows red while driving, you need to have the fault looked at immediately as the battery isn’t being charged. Next steps: Stop the vehicle in a safe place, turn off the engine and contact us to report your breakdown.
When does the ABS warning light come on?
Anytime a problem occurs in the ABS brake system the warning light gets on. In fact, ABS light stays on unless you fix the core issue. Basically, the warning light alerts the driver that the safety system is no longer active.
What does it mean when your ABC system says Red?
Blue or white is a minor warning, and red is a severe warning and usually indicates the system has shutdown. If the message only appears briefly, the problem was likely a momentary drop in system pressure. The system recovered and is working normally again.
Why did my ABC light come on twice?
1988 300 TE. 2001 ML 55AMG The Shop is Open!!! well i guessed i jinxed myself.. light came on twice today.. first one was “visit workshop” and second was “drive carefully” I think it could be because after a while i used the abc sport button… oh well.. cl going to the dealer on monday to be checked out…
What kind of power does car is dead have?
Car is dead has no power but battery has 12 volts and connections are tight but can be bad still. This Channel provides videos for informational purposes only and cannot be held liable for injury, damage, problems that arise when trying to duplicate steps shown in videos.
Can a bad diode cause a battery to die?
it’s function is to allow electrical current to flow in one direction only, a symptom of a bad diode tree will be a battery that drains while parked, as the alternator is connected to live power at all times a bad diode will allow power to reverse direction to ground, thus dead battery. Many years ago, we had this.
How can you tell if your car battery is dead?
Check for these common symptoms of a dead battery: Are the dashboard lights dim? First, check the dashboard battery gauge. The battery should be giving a charge, even while the vehicle is off. If the dashboard lights are dim, something is likely wrong with your battery.
What should I do if my battery goes dead?
Had a brake shudder at 14,000, was told it was maint issue. Wouldn’t turn rotors without new pads…..$250+. Needless to say, declined the work. Any help ell would be appreciated concerning posted issues with warning lights and doors.
When do you turn off the dash warning lights?
In most cars, the dash warning lights should turn off at this key position. If you’re not sure, turn on the headlights. When you try to start the car, the lights should either dim considerably or turn off completely. If they do, your ignition switch should be good. If not, the switch will need to be replaced.
Why does my car battery light come on every time I start the car?
Every time the vehicle starts up, the battery warning light should briefly turn on, then back off after a few seconds. This is a system test that indicates the battery light on the dash, along with any monitored components of the charging system, are working as expected.
What happens when your car shuts off while driving?
If your car suddenly stops running, the alternator may have gone bad. A faulty alternator will cut the power supply to vital car components, and you will notice the lights turning off in the dash or the engine abruptly losing power. Mostly if your alternator is going bad, you will experience a red battery light on your dashboard now and then.
What causes a car battery light to come on while driving?
Alternatively, you can use a battery terminal cleaner brush or wire brush to remove the corrosion. The same way a corroded battery terminal causes an incomplete charging connection, a battery cable that’s simply not connected tight enough can cause the battery light to come on while driving.
What does the battery light on the dashboard mean?
(Dashboard Battery Indicator Explained) What Does the Battery Light Mean? It’s a pretty common horror scenario: you are driving along, minding your own business, when suddenly the battery light goes on in your car. It can be challenging to know whether it is safe to drive with the battery light on or not.
Why are all the dash lights coming on?
The dash lights coming on and vehicle shutting down are, most likely, related to a charging system problem. It’s fairly common for all the dash lights to come on with no alternator output, low voltage can cause unusual electrical issues.
What causes a car to shut off at a stop light?
My Engine Shuts Off When I Reach a Stop Light An engine that stalls when you reach a stop light or while idling may point to a faulty idle air control solenoid (IAC). The computer uses the IAC solenoid to bypass the throttle valve and inject more air, depending on engine operating conditions.
What causes a car brake light and battery light to come on?
If the engine dies when the battery light comes on, there is a way to determine whether the problem is the battery or the alternator. If the car makes a clicking noise before turning over, the problem is most likely the battery. If there is no sound, a faulty alternator is most likely causing the battery light to come on.
What to do if your car brake light is not working?
If the terminals have any corrosive build-up, mix equal parts water and baking soda and paint the solution on the terminals to erode the debris. If this does not fix the problem, have the battery tested by a mechanic. If the battery is functioning properly, the most likely problem is the alternator.
What kind of car has brake and brake lights?
My wife’s 2004 Nissan Murano brake & battery lights came off and on yesterday. Took it to the auto service center and they check both the battery and … read more Vocational, Technical or Tra…
If the engine dies when the battery light comes on, there is a way to determine whether the problem is the battery or the alternator. If the car makes a clicking noise before turning over, the problem is most likely the battery. If there is no sound, a faulty alternator is most likely causing the battery light to come on.
If the terminals have any corrosive build-up, mix equal parts water and baking soda and paint the solution on the terminals to erode the debris. If this does not fix the problem, have the battery tested by a mechanic. If the battery is functioning properly, the most likely problem is the alternator.
My wife’s 2004 Nissan Murano brake & battery lights came off and on yesterday. Took it to the auto service center and they check both the battery and … read more Vocational, Technical or Tra…
What kind of car has brake and battery warning lights?
Twice (2 months apart) the car has been running fine, parked and shut off the engine, returned to start it only to have the … read more Vocational, Technical or Tra… I have a 2004 Nissan Altima 2.5 SL with 165K on the odometer. Recently the brake and battery warning lights started to come on intermittently … read more
What to do if your brake light is on?
The best way to find the source of the issue, is to contact one of our mechanics and ask them if they can complete a battery light is on inspection. Hope this helps and best of luck.
What does the brake warning light on the dash mean?
When your car’s brake warning light comes on, it tells you something is wrong with the braking system; it can’t be put off or ignored until later-the price for doing so could very expensive and very dangerous. Just about every car, truck or SUV has a series of warning lights located on the instrument cluster of the dashboard.
Why does your brake light stay on?
The braking performance of your car is affected by uneven fluid pressure on the braking mechanisms. If the pressure levels are not stable, the brake lights will stay on as an indicator of the existing problem. The danger of having uneven fluid pressure is swerving from one side to the other when braking.
Where are the lights on the dashboard located?
Most vehicles have a dashboard lights control switch that will dim the dashboard lights, as well as turn them off. Check the control switch, which should be located on the console near the steering column or part of the headlight switch. Tail lights and dash lights are connected through the tail light (and/or brake light) fuse.
How can i dim the lights on my dashboard?
Put the key in the ignition and turn it to the “on” or “accessory” position. Then, turn on your headlights. Locate the dimmer switch for your lights. Most vehicles have a dashboard light control switch that will dim the dashboard lights as well as turn them off.
How are the tail lights and dash lights connected?
Tail lights and dash lights are connected through the tail light (and/or brake light) fuse. When the dashboard goes dark you know you are driving without tail lights. Make certain to use the exact replacement dashboard light fuse to avoid the potential of electrical failure in your vehicle’s dashboard.
Why are there brake lights on my dashboard?
Some common brake lights that can show up on a dashboard include: This light is a warning that brake pads are getting too worn and should be replaced soon: If these lights go off and on repeated or when you turn, it can mean to check the brake fluid level in the master cylinder:
Most vehicles have a dashboard lights control switch that will dim the dashboard lights, as well as turn them off. Check the control switch, which should be located on the console near the steering column or part of the headlight switch. Tail lights and dash lights are connected through the tail light (and/or brake light) fuse.
What causes a battery warning light on the dashboard?
See how you can fix the battery warning light on dashboard with this five problem that you can look at. While the battery light might seem like there is a battery problem, but in fact there could be other numerous issue causing the battery light to activate. To see what is really wrong with the car see this video for things you can check.
What does a brake warning light look like?
What Does a Brake Warning Light Look Like and What Does It Mean? Some common brake lights that can show up on a dashboard include: This light is a warning that brake pads are getting too worn and should be replaced soon: If these lights go off and on repeated or when you turn, it can mean to check the brake fluid level in the master cylinder:
Why does the battery light stay on when you start the car?
In case the battery light stays on when you start the car, do not worry. It is usual for the light to power on when you turn the ignition to your vehicle. Usually, the light turns off after some time, but if it stays on even when you are driving, then pay attention.
How long does it take for a battery light to go off?
The exact amount of time that your car will be able to function with the battery light on depends on many factors, but assuming that the alternator is the issue (this is the most common issue) it is likely that your car will lose battery power after 30 minutes to an hour of driving.
Yes! It’s perfectly normal for your car’s battery light to come on then turn off after you start it. Thanks! What do I do if my car is saying it has a low battery? You may need to replace the battery or alternator.
What to do if your car battery goes Kaput?
Getting a new one put it today hopefully. The alternator charges the battery – that’s pretty much all it has to do (in simple terms). Without it then the battery quickly gets drained just starting the car (the hardest work it does), do this just a few times and the battery is kaput.
What’s the best way to replace a car battery?
There are a few rules for replacing a battery: Always make sure the radio and any other electrical devices are switched off before beginning. Apply 12 volt power to the vehicle either through the data link connector under the dash or by jumpering wires to a battery powered circuit at the fusebox or other connector.
Are there any problems after replacing a battery?
RepairPal looks into two specific problems many car owners can experience after replacing their batteries. Late model vehicles have many computerized systems; in most cases, each system is under the basic control of its own computer (module).
How can I get my car to idle after replacing the battery?
With the transmission in Park, slowly release the throttle so that the engine will idle on its own. You may have to work at this a bit. Let the engine idle on its own for about one minute. Continue to let the engine idle and with your foot on the brake, place the transmission in Drive and let the engine idle for another minute.
Is there free battery testing at Advance Auto Parts?
Advance Auto Parts offers FREE automotive battery testing and installation with purchase, on most vehicles and at most locations. Includes buy online, pick up in-store orders! Let our professional technicians replace and recycle your old battery. Free Battery Testing & Installation at Advance Auto Parts Skip to Main ContentSkip to Footer Links
Some common brake lights that can show up on a dashboard include: This light is a warning that brake pads are getting too worn and should be replaced soon: If these lights go off and on repeated or when you turn, it can mean to check the brake fluid level in the master cylinder:
What should I do if my brake system warning light is on?
If you’ve just started your car and notice that the brake system warning light is on, don’t run the risk of driving the vehicle. First, check to make sure that the parking brake is completely disengaged. Some cars have a common warning light for the brake system and the parking brake.
If the battery warning light (a light in the shape of a battery symbol) on the dashboard comes on while you’re driving, that means the charging system isn’t working, but the fault may lie in something other than the battery.
When does the battery light and brake light come on at the same time?
After driving my 1998 Nissan Sentra for about 1hour or more, once the car is turned off, it will not restart until engine has cooled down. I’ve already replace the starter, battery and ignition switch … read more
Today i was driving and the Battery and the brake light came on at the same time. Even after shutting down the engine and restarting the light still remains on, what could be causing this ? I was driving mildly, shifting at 4500 in 2nd and 3rd gear as the boost kicked in. Any help would be appreciated.
The charging system warning light should show for a few seconds when you start the car, but if the battery light shows while you’re driving the vehicle, that light signals a problem. Among other signs that the alternator or other parts of the charging system aren’t working are dim headlights or the clock losing time.
What to do if your car dashboard warning light is still flashing?
Avoid heavy acceleration and high engine speed and stop the vehicle. Restart the engine after 2 minutes to reset the engine management system. If the light is still flashing, turn off the engine and contact us to report your breakdown.
What do the lights on the Mercedes dashboard mean?
Modern Mercedes-Benz cars are filled with lots of sensors that monitor how each system in the car is behaving. The lights on the dashboard display what systems are in use and they also highlight when one of those systems is not working as it should. But what do all those different symbols mean?
Twice (2 months apart) the car has been running fine, parked and shut off the engine, returned to start it only to have the … read more Vocational, Technical or Tra… I have a 2004 Nissan Altima 2.5 SL with 165K on the odometer. Recently the brake and battery warning lights started to come on intermittently … read more
What should you do when your brake warning light comes on?
Vehicles with ABS brakes have two warning lights — one for ABS system malfunctions and one for mechanical problems. If one of the brake system warning lights come on, it can be a relatively minor problem or a major safety issue. Regardless of which brake light is illuminated, always check your car over before continuing to use your car.
After driving my 1998 Nissan Sentra for about 1hour or more, once the car is turned off, it will not restart until engine has cooled down. I’ve already replace the starter, battery and ignition switch … read more
What does the battery light on the dash mean?
Updated September 30, 2018 If you take a look at your dash when you turn the ignition key—but before you actually start the car—you’ll likely see that one of the lights looks like a little battery with a “+” and “-” sign on it. This is your battery or charging light. Once you start the car, all your dash lights should go off.
Why does the brake light come on at the same time?
When the battery and brake light come on at the same time it means the alternator is not charging. The funny noise is probably the alternator. If the lights are off, then the charging system would appear normal. This needs to be tested under load.
When does the brake light come on Nissan Quest?
Subaru and Nissan factory t… 2005 Nissan Quest – A week ago I noticed that the BRAKE light on the dash and the BATTERY light started to flicker intermittently. The brakes … read more Subaru and Nissan factory t…
Why is the battery light on in my car?
The cause of the battery light could be a loose or corroded battery cable or other wire connecting components of the charging system, or it might be a problem with the alternator or voltage regulator. The alternator generates the power that is stored in the battery.
What happens if your car battery goes out?
This battery provides energy to virtually every electrical component of the vehicle, such as its ignition system, engine control unit, headlights, radio, interior lights, and so on. If the battery fails to recharge or dies altogether, then your vehicle will not be able to function.
What happens when the battery light comes on?
That you lost power steering assist along with the battery light coming on, leads me to think the one common thing between them – the serpentine belt drive system – is at fault. The belt is driven by the engine via the crankshaft pulley. It drives the air conditioning compressor, alternator, water pump, and power steering pumps.
What to do when your car battery light comes on?
The first thing to check when the battery light comes on is the battery terminals. If the terminals have any corrosive build-up, mix equal parts water and baking soda and paint the solution on the terminals to erode the debris. If this does not fix the problem, have the battery tested by a mechanic.
Why does the battery light come on when you lose power steering?
Typically the battery light comes on when the alternator is not providing electrical power to meet demands of the vehicle. That you lost power steering assist along with the battery light coming on, leads me to think the one common thing between them – the serpentine belt drive system – is at fault.
What Does a Brake Warning Light Look Like and What Does It Mean? Some common brake lights that can show up on a dashboard include: This light is a warning that brake pads are getting too worn and should be replaced soon: If these lights go off and on repeated or when you turn, it can mean to check the brake fluid level in the master cylinder:
What to do when your brake lights won’t turn off?
If your brake lights won’t turn off, here’s a quick fix for your problem. Brake light sensors are an inexpensive part that may need adjusted, as you may find out when your lights won’t turn off. Loading…
When the battery and brake light come on at the same time it means the alternator is not charging. The funny noise is probably the alternator. If the lights are off, then the charging system would appear normal. This needs to be tested under load.
First things first: if the battery light comes on in your car when you turn it on, you probably have nothing to worry about. Sometimes the battery light will come on when you start your car, but then the light will quickly flick off. If this is the case, pay it no mind.
Why does my Volvo Car not start when I turn the key?
To confirm that the problem lies within the battery, watch the dashboard lights as you turn the key. If they are dim in ON position or go dim when you turn the key to START, then the battery on your Volvo is probably bad.
This light comes on when your alternator is not making electricity and the car is running off of battery power alone. You can drive a short distance on the battery, especially if you turn off most of your car’s electrical items (like the radio, air conditioning, etc.), but there’s no way to know how far you’ll get before it dies.
When do you know your car battery is at fault?
This situation is pretty straightforward to diagnose, and it’s an even stronger indication that your battery is at fault. Your battery powers all the accessories and lights in your car, especially when the alternator is not running.