Car Battery Completely Drained Won T Charge

The solution won t present itself by panicking although it s natural to get a little worried.

Car battery completely drained won t charge. 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. None of that should ever be an issue if everything is working properly under your hood. If it doesn t the battery might need to be replaced.

Dead car battery tricks. Below 12 volts use a dedicated charger. Thanks for visiting the site i wish you both the best of luck and if you have any more questions then don t. Car battery death for the purposes of this article refers to the battery s inability to hold a charge usually caused by sulfation.

If your car battery keeps draining the first things to check are your lights. Jump starting your battery is the primary suggestion and the first step that should be taken is that safety should be ensured. 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. Watch kent s complete car battery clinic series.

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. Under normal circumstances starting your car will drain the battery a little but the alternator will charge it back up as you drive. Using the alternator to deal with such a depleted battery can actually damage your alternator. 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.

Try using a computer or car charger. Do not jump start if there is a leak or there are any cracks. 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. Many newer vehicles have headlights designed to turn off after a certain amount of time.

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.