With cold months coming, cars tend to suffer, the most general scenario is to have difficulties starting your Lexus CT in the morning with very low temperatures. Generally speaking this is related to problems recharging the battery of your Lexus CT . There are some causes that can explain why your battery does not recharge correctly anymore, and in this article we will try to help you to resolve this issue that can prevent you from using your car. To accomplish this, first we will explain how recharging your car battery functions, then the different problems of recharging a Lexus CT, and finally how to recharge an empty car battery.

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How does recharging the battery of a Lexus CT function?

Before we summarize the different complications of recharging the battery on a Lexus CT , we will explain to you how its recharging system functions so that you can discover the complications you are struggling with. A car battery functions like a phone battery, it will store energy to start your Lexus CT , turn on your headlights, play music, lower your power windows… Nevertheless all these actions will consume energy and it may deplete the energy reserve that your battery can store. To overcome this issue, the engineers have developed a component called the alternator , this component will use the energy produced by the engine unit of your Lexus CT to create energy thanks to a copper coil and a magnet. This energy will recharge the battery of your car . Nevertheless, bear in mind that this process can just work when your car is running, using electrical components of your car when it is stopped will drain the energy reserve of your car. It is considered that a battery of a xxx has a life span of 3 to 5 years.

Problems recharging a Lexus CT’s battery

We will now describe the different battery charging complications on a Lexus CT you may be victim of. If your battery is not recharging because there is actually a issue in your electrical installation, we will now see the different situations.

Battery charging problem on Lexus CT: My battery is discharging regardless if I am recharging it with a specific charger

In this first case, it is quite possible that your alternator is dead , indeed, if you control to recharge your battery with a charger and your Lexus CT to start, the problem certainly comes from your alternator which should not be able to create any more current.

Battery charging issue on Lexus CT: My car shuts off and does not start regardless if I have charged the battery

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

Battery charging issue on Lexus CT: 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 resolve the issue of battery charging on Lexus CT?

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

  • Faulty alternator: You can try with basic mechanics to check it with a pressure gauge to discover if it’s producing power. If it doesn’t, replacing it is the best solution, based on your motor you will pay a few hundred euros. This fix is feasible in the event that your alternator is accessible.
  • Battery that no longer holds the charge: In such a case, the purchase of a new battery is the just 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 Lexus CT 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 car electrician is in this case necessary.

How to recharge an empty battery of a Lexus CT

At last, to recharge the empty battery of a Lexus CT there are just few solutions, using a battery charger is the most efficient solution, you can find some for 50 to 100 euros at vendors like Oscaro. In any other case you can use cables that will just provide the energy needed to begin.

To discover more tips on the Lexus CT, take a look at the Lexus CT category.