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Battery Light

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Symptoms of a Bad or Failing Alternator
Common signs include having to jump start the car frequently, dim lights when operating the vehicle, or the Battery Light coming on.
How Long Does an Alternator Belt Last?
Your car’s alternator is what delivers energy to your vehicle’s battery. It works by means of converting mechanical energy to electrical energy, taking power from the engine’s crankshaft and delivering it to...
Symptoms of a Bad or Failing Alternator Belt
A failing alternator belt can cause the Battery Light to turn on, dimming or flickering lights in the car, and engine stalls.
What Does the Alternator Warning Light (Battery Warning Light) Mean?
The alternator warning light means there is an issue with powering the battery. This could be due to the alternator becoming worn out.
How to React If Your 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...
Is it Safe to Drive With the Battery Light On?
The battery of the vehicle supplies electric energy to your car. It powers the lights, ignition system, the radio, headlights, and much more. It is essential to the vehicle operating properly. All...

Related questions

Question
What does it mean when my batteries server active light reads on the car and what should I do it would not crank up?
You can do a couple things, you can connect a battery charger and charge the battery or you can jump start it with a jumper box or jumper cables. This light indicates the BCM (body control module) has detected the...
Question
My battery seems to die down when it is too cold
You should have the battery tested to see if it has enough cold cranking amperes to keep enough charge when it gets cold outside. If the battery is more than a couple years old then it may just need replaced....
Question
My batery light turns off and on and also dims and brightens what do i do to fix
Hello, thank you for writing in. The battery light may illuminate for several different reasons. Luckily any codes may be pulled from the computer and save time with diagnosis. Typically the light will come on and stay on when the...
Question
Wont stay running, drains new battery
Hello. Thank you for writing in. The vehicle primarily runs off of the alternator when running. Generally the battery is utilized for starting purposes and completing the charging circuit. You will want to have yours tested, as this would cause...
Question
Battery saver light on but diagnostic check by mechanic shows no issues and the warning started appearing after new battery instal
Hello, thank you for writing in. There are parts of the charging system, like the alternator output, that are monitored directly by the computer with sensors. However, there are enough sensors in the system, the aspects that are not directly...
Question
I put a new battery
When you took the old battery out, the vehicle of course experienced a black-out or power interruption. That may have set a trouble code and it just hasn't yet cleared. As a routine matter, whenever you put a new battery...
Question
Car loses speed while driving.
Hi there. Check the battery cables and make sure that they are tight. Also, check the connections from the alternator to the battery. If the power wire from the alternator is loose, then the battery light will come on and...
Question
Battery light
This may be a sign of a failing voltage regulator or failing alternator. As you may know, the alternator is responsible for charging the battery while the engine runs by generating amperage and recharging the battery while the engine turns...
Question
Looking for a new battery 2006 Chevy Aveo
Hello - the original battery group for this vehicle is a Group 86. I would recommend battery replacement with that specification battery by a mobile, professional mechanic, such as one from YourMechanic, who will come to your location, and replace...
Question
A knocking sound coming from middle console.
Hi there. There are a couple things that could make a knocking sound in a console. The first would be a relay clicking on an off, usually the hazard lights relay shorting to ground. The second would be the blend...
Question
Battery light on
This may be a sign of a weak battery, a failing voltage regulator or failing alternator. As you may know, the alternator is responsible for charging the battery while the engine runs by generating amperage and recharging the battery while...
Question
Battery Light and Brake Light Wont Go Off
Hello, thank you for writing in. Newer vehicles keep power supply to the ABS system at all times. If the supply of power is interrupted or there is an issue with the power supply the ABS warning light will illuminate....
Question
My car battery light,oil light and park light stays on while the car is off
When you turn your key to the on position before starting the car, the car's computer runs through a series of system checks causing many of the lights on the dash to display for seconds before starting the engine. These...
Question
Battery light and power steering
The power steering pump and the alternator which charges the battery are driven off of the same serpentine belt. Therefore, the first thing to check is the condition of that belt and whether belt tension is adequate. If there is...
Question
My battery light came on its making a real bad whinning noise
Charging system output should be verified against factory specifications as the alternator may have failed which would account for both the noise and the battery warning light. It is also possible that the noise, and a charging failure, could be...
Question
Car keeps dying
Hello. We will be happy to assist you. To find the cause of your drain a parasitic draw test must be performed. A parasitic draw test is performed by disconnecting the negative terminal of the battery and hooking a multimeter...
Question
My car will not stay started after installing a new alternator
Hello. You will want to check that the alternator installed has the right amperage output for your vehicle. Some vehicles take two or maybe three different types of alternators and the one that was installed may not have sufficient power...
Question
Why did my 'E' brake and battery light came on at same time?
The battery light will come on when the event that the battery is no longer being charged. The 'E' brake (parking brake) light comes on when the fluid is low in the master cylinder or there is a pressure difference...
Question
Engine won't stay cranked over.
Check the engine oil level to see if there is oil in the engine. If there is oil in the engine and the oil light is on, then you will need to tap into an oil gallery on the engine...
Question
Engine light and battery light is on.
Hi there. Check the alternator and see if its not charging properly. Charge up the battery and start the engine. Check for a voltage on the battery with the engine running and see if its between 13.5 and 14.7 volts....

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