What Does a Car Battery do- Purpose, Effect and Need

With the improvements in technology, electric cars have been introduced in the market that completely run on battery power. These cars have no engine inside them to run the car. As batteries are only the power source for those cars, people often think what is the need for a battery in a car with an engine.

While the engine is used to move the car, why is a battery needed in that car? So, if you also have similar questions, here we will provide the answers to all the questions about the need for a battery in a car that has an engine.

What is the main purpose of a car battery?

The battery serves many important purposes inside the car with engines. Considering the need for a battery inside the car, we can say that the cars are almost non-functional without the batteries. So, here are some of the main purposes of a battery present inside the car.

Starting the car.

The first and the most important purpose of a battery inside the car is that the battery is required for starting the car. In the older times, cars were not started with the help of a battery but now things have changed.

To bring ease in the life of users the cars are now started with the help of a battery. Moreover, now most of the cars are automatic making it impossible to start them without the battery.

Making the electronics work efficiently.

The next purpose of the battery inside the car is to make the electronic systems of the car running efficiently. If we do a deeper inspection, the car engine on low RPM is not able to efficiently run the electronics of the car. Many systems are affected by this problem. Some of them are mentioned below.

• Air conditioning.

• Multimedia.
  

• Horn.
  

• Security.
  

The battery inside the car makes sure that all the systems working inside the car get a fluent supply of electricity.

Providing power to different systems of the car.

In some cases, the battery provides power to the components when the car engine is not even started. This can also be considered as a great application of the battery inside the car because the systems that utilize this feature the most are the secure locking system, alarm system, and the multimedia system.

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What happens when a car battery goes bad?

As the car battery is a vital part of the car, things can go worse if the car battery goes bad. Here we will discuss the effects of a bad battery for the car in different scenarios.

Effects of the bad car battery on the engine of the car.

One thing that we do not know that is affected by a bad battery, but it is badly affected by a bad battery is the engine of the car. When a manufacturer makes a car, their main goal is to provide the best fuel average for the car. When the battery gets bad, this average is not as good because the engine has to struggle to provide the power to the car.

Additionally, modern-day cars have intelligent computer systems to make the average of the car even better. When the battery goes bad, those systems stop working and the car average is badly affected.

Effects of the bad car battery on the electronic system of the car.

Another part of the car that is badly affected by a bad battery is the electronic system of the car. Whether it be the security system of the car or it is the multimedia system. When the car battery goes bad, these systems are at a great risk of being permanently damaged.

It is because the car battery is responsible for providing a stable voltage and power to those systems and when the battery goes bad, the voltage values fluctuate.

Effects of bad car battery for the user.

Apart from the car, the users of the car are also affected by a bad battery. In most cases, when the battery gets bad, the user is unable to start it and this is a very frustrating situation for the user.

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What signs tell you that your car requires a new battery?

The battery being bad can welcome many other major issues for the car. So, it is good to change or repair the battery when it gets bad. But how can you tell if the battery is good or bad? Here we will discuss some tips and tricks that will tell you if the battery is good or not.

The car is having difficulty while you start it.

The very first indication of a bad battery is that you will feel it difficult to start the car. When the battery is in good condition, it can easily start the engine, but a bad battery always faces problems while starting the car. However, this can also be the reason for extreme weather conditions. So, you can check the battery with other tests.

The horn and headlights are not as efficient as they should be.

While the car is running, if the horn and the headlights are not functioning well, this is a great sign that the battery is not in good shape.

You need to charge the car battery again and again.

Sometimes you need to charge the car battery again and again. This can be a great indication that the car battery needs to be checked.

Check the voltage of the car battery

This is the last thing that you can do related to checking the car battery. IF the battery voltage is under 12.2volts when the battery is fully charged this means that the battery is not good anymore.

Conclusion

Having the necessary information about the battery of your car can save you from some very frustrating moments and emergencies. So, it is good to at least know the basics about the car battery. Here we discussed the significance of the car battery and the tips to check the battery if it is bad or not. We also discussed some major issues that can be caused because of a bad battery.