What To Do When Your Car Battery Dies?

If you’re wondering what to do when your car battery dies, then you’ve found the right article. In this article, not only will you find out all the different things you can do when your car battery dies, but you’ll also learn what causes it and how to prevent it in the future!

So keep reading to find out everything you want to know!

What Causes A Car Battery To Die?

There are a number of things that can cause your car battery to die, and while in most cases, they can be prevented, in some cases, the answer is not so simple.

Some of the reasons your car battery may die include:

Old Age

If your car battery is more than 3 years old, it’s likely that it simply needs replacing. Batteries naturally wear down over time, and no amount of jump-starting or charging can fix that.

Frequent Short Trips

If you take lots of short trips (less than 10 minutes) without allowing the engine to run for a sufficient amount of time, the battery may not be able to charge up fully. This can cause it to eventually die due to constant cycling between a discharged and charged state.

Electrical Accessories

If you’re running non-essential accessories (like sound systems or heated seats), this can put a strain on your car battery and cause it to die.

Extreme Temperature

Extreme temperatures of either hot or cold can cause your battery’s lifespan to be shortened significantly. Try parking in the shade during summer and keeping a warm blanket over the battery during winter to help protect it.

A Faulty Alternator

The alternator is responsible for keeping your battery charged. If it’s not working correctly, then your battery won’t charge properly either causing it to die.

Not Starting The Car For A Long Time

If you don’t use your car for a long period, the battery will slowly lose its charge and eventually die. Because of this you need to make sure you’re turning your car on and letting the engine run regularly.

Check For Corrosion And Loose Terminal Connections

Corrosion, as well as loose terminal connections, can prevent the current from flowing through your car battery. Check for any signs of corrosion and make sure that all terminals are securely connected.

serial attached batteries for uninterruptible power supply

What To Do If Your Car Battery Dies?

If you think that your car battery is dead, most of the time, it’s only flat, and you can get it working again. With that being said, here are all the different things you can try to do!

Jump Start Your Car

The easiest way to get your car going again is to jump-start it. You’ll need another car and some jumper cables to do this. Make sure you attach red to red and black to black.

Charge The Battery With A Trickle Charger

If you can’t jump-start your car, then you can charge the battery directly. You’ll need to get a trickle charger and connect it to the battery terminals. It will take hours for this to work, but it should be able to get your car working again eventually.

Remove Corrosion And Tighten Terminal Connections

If neither of the above methods works, then you may have a corrosion or loose terminal connection problem. You can try removing the corrosion and tightening any loose connections to get your car going again.

Replace The Battery

If all else fails, it’s time to replace the battery. You can either do it yourself or take it to a professional. It’s important to use the correct type and size of battery for your car, otherwise, you may end up damaging other components.

How To Prevent A Car Battery From Dying In The Future?

Fortunately, if your car battery has died but you’ve got it working again, there are plenty of things you can do to prevent it from dying in the future.

These include:

Check The Alternator Regularly

Make sure your alternator is in good working order and able to charge the battery properly. Fortunately, the alternator will only give out after around 150,000 miles; however, you may need to get it checked sooner.

Drive Longer Trips

Make sure you take longer trips (more than 20 minutes) on a regular basis to help keep the battery charged up.

Limit Electrical Accessories

Try and limit how many non-essential accessories you run at once, as they can put a strain on your car’s battery.

Protect The Battery From Extreme Temperatures

Park in the shade during summer and use a warm blanket to cover the battery during winter. This will help keep the battery in good shape longer.

Start The Car Regularly

If you don’t drive your car regularly, make sure you at least turn it on occasionally to prevent the battery from dying due to disuse.

Check For Corrosion And Loose Connections

Periodically check your car battery for corrosion and make sure all connections are secure.

Change The Engine Oil

Lastly, you can change the engine oil depending on the temperature, as it can help keep the engine running efficiently. Use thinner oil in cold weather and thicker oil in warm weather!

What Happens When A Car Battery Dies?

When a car battery dies, it can cause problems with the electrical system in your vehicle. Depending on how long the battery has been dead or flat, you could experience a variety of issues, including lights not working, ignition problems, and other difficulties while driving.

In some cases, engine damage may even occur due to a dead battery. If the battery is dead for too long, it can be irreparable and you’ll need to replace the entire battery.

Fortunately, at the end of the day, a car battery dying isn’t usually something that happens overnight. It’s usually due to neglect or not taking care of your vehicle properly. So you can prevent any of this from happening by taking proper care of your battery.

What Happens When A Car Battery Dies?

When a car battery dies, the vehicle will not be able to start. This is because the battery supplies power to the starter motor and other electrical components in order for the engine to turn on. Without the battery, these components do not have any way of receiving power. In addition, a dead car battery can prevent windows from rolling down, locks from working, and headlights from turning on. Other electrical components, such as the radio and AC/heater will also not work.


Here are some frequently asked questions that people have about what to do if their car battery dies!

Who Should You Call When Your Car Battery Dies?

When your car battery dies, you’ll most likely need a jump or a tow. If you have jumper cables and access to another vehicle with a healthy battery, you can try to jump-start the dead battery yourself. But, if that doesn’t work or it isn’t an option for some reason, then you’ll need a tow truck. You can either call your roadside assistance provider or local towing service for help and have the car taken to an auto repair shop for a new battery installation.

How Long Can A Car Sit Before A Car Battery Dies?

If you leave your car battery to sit without turning it on, then the battery will typically be able to last about 2 weeks to 2 months. However, this time can vary greatly depending on the age of the battery, temperature, and other factors. If you know that you won’t be using your car for a while, it’s best to disconnect the battery to save energy. This is especially true if it’s an older model with a weaker battery.

How Long Can A Car Idle Before The Battery Dies?

The length of time that a car can idle before the battery dies depends on several factors, including the age and condition of the battery itself. In general, however, a car can idle for up to 2 hours without dying as long as the alternator is functioning correctly.

How Long Until Your Car Battery Dies With The Lights On?

If your car has been left with the lights on, then you may be able to get closer to two hours before the battery dies. However, if it’s an older battery or other electrical components are running as well, then this number can decrease dramatically, and the battery may die much sooner.

How Long Can A Car Alarm Go Off Before The Battery Dies?

Fortunately, a car alarm is likely to stop long before the battery dies. Typically car alarms last for a maximum time of 5-20 minutes before they automatically turn off.

What Happens If Your Car Battery Dies While Driving?

Fortunately, if your car battery dies, but the alternator still works, then the alternator will continue to power the car until yous top driving, at which point your car won’t turn on again.

However, when your alternator stops working, then eventually your battery is going to die too. If this happens when you’re driving, then your car will stop working immediately. You’ll lose access to the lights, HVAC, power steering, and any other electrical accessory in the car.

How Long Until Your Car Battery Dies?

The life span of a car battery can vary depending on the type and quality, but typically it will last around 3-4 years. But if you don’t take proper care of your battery (i.e., not driving long enough to keep it charged up or leaving accessories running for too long), then it could die much sooner than expected

How Long Can A Car Stay On Before Battery Dies?

It can take up to 12 hours for a battery to fully discharge, but it will depend on how much electricity is being used and the condition of your car’s alternator. Generally speaking, if you leave your car running for more than 3-4 hours, then there’s a good chance the battery will die.

How Many Times Can You Start A Car Before The Battery Dies?

It’s difficult to estimate how many times you can start a car before the battery dies, as it depends on the condition of the battery and alternator. Additionally, if you don’t properly maintain your car and let the battery charge up after each use, then it could die much sooner than expected.


No one wants to deal with the hassle and frustration of a dead car battery. Fortunately, by following the tips above, you can take proper care of your battery and avoid having to replace it together. What’s more, if you do happen to find yourself in a situation where your battery does die, you now know what steps to take to get back on the road! Good luck and happy driving!

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