Why does my car keep dying if the battery is good?

What Causes a Car Battery to Keep Dying? Some of the most common reasons for a car battery to die repeatedly include loose or corroded battery connections, persistent electrical drains, charging problems, constantly demanding more power than the alternator can provide, and even extreme weather.

Why did my car battery randomly die?

There are many factors that can cause your car battery to die or lose charge. Common causes of a dead battery include leaving your headlights or interior lights on, charging system failure, corrosion, or just leaving your car parked for a long time.

Why does my Audi battery keep dying?

If you accidentally leave your lights on for an extended period, you can expect the battery to be very weak, if not completely dead. Although the interior lights do not drain as much power, they can still lead to a dead battery if they are left on overnight.

Can you recharge a dead 12v battery?

In general, if the battery is showing between 12 and 12.4 volts, it’s safe to recharge it using your vehicle’s alternator.

How do you fix a battery that won’t hold a charge?

How to Fix a Car Battery That Won’t Hold a Charge

1. Prepare the battery. Put on the safety glasses.
2. Perform a load test. Connect the load tester to the positive battery terminal first and then to the negative post.
3. Remove the cell covers.
4. Perform a hydrometer test.
5. Test the cells.
6. Add the treatment chemicals (optional).

Why does my battery drain even when not in use?

Turn off settings like NFC, Bluetooth, and Wi-Fi when not in use. In newer phones, you may also have a feature called Automatic Wi-Fi that can be disabled. You can find these in the Quick settings menu in the notification dropdown. A poor network connection can also cause your battery to drain really quickly.

Why does my battery die when the car is off?

If voltage drops when the battery is connected to the car you have a short. If voltage drops only between battery connected and engine on, your charging system is shot. Good luck and let us know! Was this answer helpful? I just went through this with my van. Battery died with the van off and the radio on for more than 5 minutes.

Why does my Honda Accord battery keep dying?

The battery is new, as of January and is an OEM Honda battery so I don’t think its that, but I am watching it for now. Battery is dead from the car not being driven. Just starting it & letting it idle doesn’t charge the battery, you are only drawing it down. Get a battery charger / maintainer.

What should I do if my car battery keeps Diying?

Do this, get a battery charger for your car, charge the battery, and when it’s done measure/record the voltage when the battery is disconnected from the car and connected to the car. Then turn the car on (that is engine running) and measure/record the voltage again.

Why is my car battery constantly Diying and draining?

If not, bring it to them to charge it for you if you don’t have a charger handy. Double check all the fuses are good while you are at it. Secondly, if the alarm/starter is aftermarket or was installed by anyone other than a professional alarm installer, you very well might have something draining the battery constantly.