Car Battery Completely Drained Won T Charge

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Car battery completely drained won t charge.

Using the alternator to deal with such a depleted battery can actually damage your alternator. At its most basic a car battery is constructed of alternating plates of dissimilar metals usually lead and lead oxide pb and pbo 2 in an electrolyte bath usually sulfuric acid h 2 so 4 in water. After you have jump started the car leave it connected to the donor car for a few minutes to give the battery a chance to charge. Many newer vehicles have headlights designed to turn off after a certain amount of time.

Below 12 volts use a dedicated charger. Watch kent s complete car battery clinic series. Before you check the battery make sure the headlights and anything else that may drain the battery are turned off. Try using a computer or car charger.

Do not jump start if there is a leak or there are any cracks. If your car stops after the jump cables are removed then it is a problem with the car battery not charging. If it doesn t the battery might need to be replaced. But if your car doesn t have this feature your headlights may stay on until you either turn them off or till your car battery is completely drained.

None of that should ever be an issue if everything is working properly under your hood. Let the dead battery charge for a few minutes and then turn the ignition on the vehicle of the dead battery to see if it starts. Your vehicle s alternator can keep a healthy battery charged but it was never designed to completely recharge a dead car battery if the unit in question reads below 12 volts. Good luck and remember to try not to let a smartphones battery drain completely as it can have a negative effect on the battery and can even be difficult to charge it properly afterword.

The solution won t present itself by panicking although it s natural to get a little worried. In that same way any power that your car s accessories use while you are driving should be supplied by the alternator so the battery never cycles deeper than it is designed to. Check for physical damage to the battery. Under normal circumstances starting your car will drain the battery a little but the alternator will charge it back up as you drive.

Jump starting your battery is the primary suggestion and the first step that should be taken is that safety should be ensured.