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Why would a fully charged battery and a new alternator drain the battery as the car is being driven?
Some possibilities:
Cable is loose
Alternator is faulty
Some other electrical problem is causing an excessive drain.
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Also check the Fuse or Fusible Link.
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if new alternator: ck. mounting bolts for tightness & wiring. battery self maintenance? Alt. have intregal regulator? if not, should replace when replacing alt.
What else can I help you with?
What charges the car's battery?
The battery is constantly being charged by the alternator as long as the engine is running. The alternator is driven by a fan belt or serpentine belt and provides a consistent steady flow of direct current of around 14 or 15 volts. The amount of voltage is kept steady even at varying engine revolutions by a voltage regulator.
Does the dash battery bulb effect the alternator charge?
If your battery is not being charged , the battery light will come on in your dash
Your alternator and battery both tested good but the battery is not being charged?
Most likely cable running from stud on top of alternator to battery terminal is corroded or broken.
Why is your car not starting and the battery keeps dying?
Possibly a bad alternator. The Alternator charges the battery when the vehicle is running. If the battery is not being charged this could cause the vehicle not to start.
What if your 95 volkswagan passat is boiling your battery?
The battery is most likely being over-charged. Check the alternator diodes or the voltage regulator.
Why does your battery light stay on you put a new battery in it?
That light doesn't mean that your battery needs to be replaced. It means that your battery is not being charged while the car is running. Have your alternator tested.
Why does my battery die when i use my lights?
Bad alternator and/or belt. Your battery isn't being re-charged while you run the engine, so the electrical things drain the reserve from the battery.
Could my battery not charge from a bad ground?
Yes, a poor or open ground would prevent an alternator or generator from being charged.
If my altanator goes out what will a car do?
If your alternator stops working you are powering the vehicle on your battery and your battery is not being charged by your faulty alternator so eventually as the battery drains down the car will stop running. Avoid using any electrical power...ie...lights, power windows ect and get your alternator repaired immediatley.
What gas is produced when a battery is being charged?
When a battery is being charged, hydrogen gas is produced.
What gas is produced when the battery is being charged?
When a battery is being charged, hydrogen gas is produced.
Why does your battery warning light stay on despite the battery being charged normally?
Sometimes even though the voltage at charging is good the battery or alternator could be low on charge or charging low for your vehicles specs.
