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It will destroy the battery.

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12y ago
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Q: What happens when the alternator over charges the battery?
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How do you get the alternator to turn over?

The alternator is run by a belt connected to the engine. When the engine is running the alternator is turning. The alternator is what produces the electrical current that charges the battery & powers everything electrical while the engine is running. the battery is mainly to start the engine.


Does alternator need to charge after replacing it?

No, the alternator is the charging device which runs off a belted pulley attached to the motor. The alternator charges the battery which is the source of the current required to get the engine turning over and in turn starting the engine.


What does it mean when the battery light come on on a 1999 dodge caravan?

The alternator is over or under charging.The alternator is over or under charging.


Why does a battery terminal corrode?

The battery acid is leaking out, either do to a failing battery or do to an alternator that is over charging.


What causes a truck not turn over Battery is 5 months old?

The most common reason for a vehicle not to turn over is a bad alternator. If the alternator is not charging the battery the engine will not start, regardless of the battery age.


What can happen to a car when an alternator over charges?

If by over charges you mean that it produces to much current then you can fry sensitive electronics and blow fuses.


What do you do if your car is over charging the battery?

the regulator in your alternator must be in trouble remove the alternator and take it to an alternator repair shop or fit a new alternator


What cause alternator not to produce power to start engine?

The alternator produces power to charge the battery. The battery powers the starter to turn the engine over.


Will a car start if the alternator is going out?

It will start if there is enough charge in the battery to turn the engine over. However if the alternator is weak then the battery will not be charged fully.


WHY DOES A Car not turn over or make a clicking noise?

1. The battery could be dead. 2. The starter could be stuffed. 3. The alternator Could be stuffed. Put another battery in see what happens.


What makes a battery and alternator over charge?

faulty voltage regulator


When you drive your 2000 elantra you notice that smoke comes out of the battery top vent you changed the battery and this is still going on does anyone know what could be the problem?

The alternator is probably over-charging the battery. Replace the alternator if the voltage at the battery terminals is over 15V when the engine is running.