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check your fuses if they are good the voltage regulator is in the pcm eng computer

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16y ago

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What does the alternator do for your vehicle?

the work of an alternator is to charge up the battery while the vehicle is in motion


How can you get your battery to charge with out the charger?

You cannot charge a battery without a battery charger or having it charged by the alternator in your vehicle while it is running.


Can an alternator charge a car battery?

That is the purpose of an alternator. The keep the battery charged and to run all the electrics on the vehicle. However it is never a good idea to allow the alternator to charge a dead battery. This will put a strain on the alternator and may damage it.


Will a bad alternator keep a 1999 S10 pickup truck from starting?

The answer is no . The battery starts you vehicle , the alternator charges the battery so if your alternator is bad your battery is not receiving a charge which will cause a "no start" condition.


What is the function of the alternator on a car?

to keep your battery charge and help provide your vehicle electricity


What component recharges a vehicle's battery?

The alternator, in cooperation with the voltage regulator and the charge relay.


Why wont your 1990 Honda Accord keep a charge with a good battery and alternator?

If you are 100% sure the battery and alternator are good and the battery is loosing it's charge then something is on pulling power from the battery. Can be any light or any relay on the vehicle.


What is an alternator for?

The alternator generates power to run the car and charge the battery. An alternator in a vehicle generates Alternate Current (AC) instead of Direct Current (DC) electricity to power the vehicle.


How do you run car to charge up new battery?

New batteries almost always come fully charged. If it was not then charge it with a battery charger and do not use your vehicle alternator to charge a dead battery. You may do harm to the alternator which is not built to charge a dead battery but is instead built to keep a good battery fully charged.


How much time does it take a car alternator to charge a battery?

It varies depending on how much other electronics you are using on the vehicle at the time. Could take hours. I do not recommend you charge any dead battery with the alternator if you can avoid it. it puts too much of a strain on the alternator and may damage it. Charge a dead battery with a battery charger.


Would a bad alternator on a 1999 Grand Cherokee Jeep Limited keep discharging a brand new battery?

=== === Some types of electrical shorts do cause the battery to discharge. But usually a bad alternator just does not charge the battery. Or does not put a large enough charge back into the battery. This causes the battery to discharge when you start and run the motor. The spark plugs and other things need electricity that would usually come from the alternator is now coming from your battery. If your bad alternator is not recharging the new battery, the battery will soon fail to start or run your vehicle. You need to have your alternator tested. It should be putting out at least 12 volts, usually around 13 to 15 volts.


What does it mean when the battery light comes on?

Usually it means that the alternator isn't charging the battery. Batteries store electricity and the alternator uses energy from the engine to produce electrical energy for all of the devices in the vehicle and to recharge the battery. If the alternator isn't working the battery will eventually loose it's charge and you will not be able to start the vehicle.