With winter months coming, automobiles often suffer, the most basic situation is to have troubles starting your Toyota Corolla early in the day with very low temperatures. Generally this is associated with problems recharging the battery of your Toyota Corolla . There are some factors that can explain why your battery does not recharge effectively anymore, and in this article we will try to help you to solve this issue that can prevent you from using your motor vehicle. To get this done, first we will explain how recharging your car battery works, then the different problems of recharging a Toyota Corolla, and finally how to recharge an empty car battery.

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How does recharging the battery of a Toyota Corolla work?

Before we describe the different problems of recharging the battery on a Toyota Corolla , we will explain to you how its recharging system functions so that you can understand the problems you are struggling with. A motor vehicle battery works like a phone battery, it will store energy to start your Toyota Corolla , turn on your headlights, play music, lower your power windows… Nevertheless all these actions will consume energy and it might deplete the energy reserve that your battery can store. To overcome this issue, the engineers have developed a element called the alternator , this element will use the energy developed by the engine of your Toyota Corolla to produce energy thanks to a copper coil and a magnet. This energy will recharge the battery of your motor vehicle . Nevertheless, bear in mind that this process can only work when your car is running, using electrical elements of your motor vehicle when it is stopped will decrease the energy reserve of your motor vehicle. It is considered that a battery of a xxx has a life span of 3 to 5 years.

Problems recharging a Toyota Corolla’s battery

We will now describe the different battery charging problems on a Toyota Corolla you might be victim of. If your battery is not recharging because there is necessarily a issue in your electrical set up, we will now see the different cases.

Battery charging problem on Toyota Corolla: My battery is discharging even if I am recharging it with a specific charger

In this first case, it is quite possible that your alternator is dead , obviously, if you manage to recharge your battery with a charger and your Toyota Corolla to start, the problem certainly comes from your alternator which should not be able to produce any more current.

Battery charging issue on Toyota Corolla: My motor vehicle shuts off and does not start even if I have charged the battery

If you have recharged your battery and you have managed to start your Toyota Corolla but it switches off although you are driving and then does not start, the problem with recharging the battery of your Toyota Corolla is that your battery no longer holds the charge .

Battery charging issue on Toyota Corolla: My battery is discharged although it is new

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If you’ve just bought a battery and it discharges although you’re driving, the issue most likely comes from your alternator. It cannot originate from your battery, which is new and therefore holds the charge. The second opportunity is that you have a ground somewhere in your electrical system.

How to solve the issue of battery charging on Toyota Corolla?

We will now give you the solutions according to the issue you are struggling with. Here are the different problems and their solutions:

  • Faulty alternator: You can try with basic mechanics to check it with a pressure gauge to see if it’s producing power. If it doesn’t, changing it is the best solution, based on your motor you will pay a few hundred euros. This repair is feasible in case your alternator is accessible.
  • Battery that no longer holds the charge: In such a case, the purchase of a new battery is the only realistic solution. Indeed, if you have already recharged it but it is still empty because it is good to be replaced, count between 60 and 100 euros based on your engine.
  • Ground in the electrical circuit: If you cannot start your Toyota Corolla but your alternator and battery are in good condition, it is possible that you have a ground on your wiring harness and that you lose energy, a check by a motor vehicle electrician is in this case necessary.

How to recharge an empty battery of a Toyota Corolla

Finally, to recharge the empty battery of a Toyota Corolla there are only few solutions, using a battery charger is the most efficient solution, you can find some for 50 to 100 euros at vendors like Oscaro. Otherwise you can use cables that will only provide the energy needed to begin.

If you need more tutorials on the Toyota Corolla, go to our Toyota Corolla category.