With cold months coming, automobiles often suffer, the most common situation is to have troubles starting your Lexus NX in the morning with very low temperatures. Generally speaking this is related to problems recharging the battery of your Lexus NX . There are some reasons that can show you why your battery does not recharge effectively anymore, and in this article we will try to help you to solve this problem that can prevent you from using your motor vehicle. To do this, first we will show you how recharging your car battery works, then the different problems of recharging a Lexus NX, and at last how to recharge an empty car battery.

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How does recharging the battery of a Lexus NX function?

Before we detail the different problems of recharging the battery on a Lexus NX , we will show you to you how its recharging system functions so that you can figure out the problems you are struggling with. A motor vehicle battery works like a phone battery, it will store energy to start your Lexus NX , turn on your headlights, listen to music, lower your power windows… However all these actions will consume energy and it might deplete the energy reserve that your battery can store. To overcome this problem, the engineers have developed a component called the alternator , this component will use the energy produced by the engine of your Lexus NX to create energy thanks to a copper coil and a magnet. This energy will recharge the battery of your motor vehicle . However, consider that this process can just work when your motor vehicle 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 Lexus NX’s battery

We will now describe the different battery charging problems on a Lexus NX you may be victim of. If your battery is not recharging because there is necessarily a problem in your electrical installation, we will now see the different situations.

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

In this first circumstance, it is quite possible that your alternator is dead , in fact, if you manage to recharge your battery with a charger and your Lexus NX to start, the problem most certainly originates from your alternator which should not be able to create any more current.

Battery charging problem on Lexus NX: 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 been able to start your Lexus NX but it switches off although you are driving and then does not start, the issue with recharging the battery of your Lexus NX is that your battery no longer holds the charge .

Battery charging problem on Lexus NX: My battery is discharged nevertheless it is new

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If you’ve just bought a battery and it discharges although you’re driving, the problem most probably originates from your alternator. It cannot result from your battery, which is new and consequently holds the charge. The second opportunity is that you have a ground somewhere in your electrical system.

How to solve the problem of battery charging on Lexus NX?

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

  • Defective alternator: You can try with basic mechanics to verify 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 fix 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 just realistic solution. Obviously, 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 NX 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 verify by a motor vehicle electrician is in such a case required.

How to recharge an empty battery of a Lexus NX

At last, to recharge the empty battery of a Lexus NX there are just few solutions, using a battery charger is the most efficient solution, you can discover some for 50 to 100 euros at vendors like Oscaro. Otherwise you can use cables that will just provide the energy needed to start.

If you have any further questions about the Lexus NX, do not hesitate to consult our Lexus NX category.