With winter coming, cars often suffer, the most common case is to have difficulties starting your Volkswagen ID.4 in the morning with very low temperatures. Generally this is associated with problems recharging the battery of your Volkswagen ID.4 . There are several reasons that can show you why your battery does not recharge correctly anymore, and today we will try to help you to resolve this problem that can prevent you from using your car. To do this, first we will show you how recharging your car battery functions, then the different problems of recharging a Volkswagen ID.4, and finally how to recharge an empty car battery.

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How does recharging the battery of a Volkswagen ID.4 function?

Before we describe the different problems of recharging the battery on a Volkswagen ID.4 , we will show you to you how its recharging system operates so that you can figure out the problems you are struggling with. A car battery functions like a phone battery, it will store energy to start your Volkswagen ID.4 , turn on your headlights, enjoy 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 problem, the engineers have developed a component called the alternator , this component will use the energy produced by the engine of your Volkswagen ID.4 to generate energy thanks to a copper coil and a magnet. This energy will recharge the battery of your car . Nevertheless, consider that this process can only 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 Volkswagen ID.4’s battery

We will now describe the different battery charging problems on a Volkswagen ID.4 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 cases.

Battery charging problem on Volkswagen ID.4: 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 Volkswagen ID.4 to start, the problem certainly originates from your alternator which should not be able to generate any more current.

Battery charging problem on Volkswagen ID.4: My car 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 Volkswagen ID.4 but it switches off while you are driving and then does not start, the problem with recharging the battery of your Volkswagen ID.4 is that your battery no longer holds the charge .

Battery charging problem on Volkswagen ID.4: My battery is discharged nevertheless it is new

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

How to resolve the problem of battery charging on Volkswagen ID.4?

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 discover if it’s producing power. If it doesn’t, changing it is the best remedy, based on your motor you will pay a few hundred euros. This repair is feasible in the event 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 remedy. In truth, 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 Volkswagen ID.4 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 car electrician is in this case required.

How to recharge an empty battery of a Volkswagen ID.4

Finally, to recharge the empty battery of a Volkswagen ID.4 there are only few solutions, using a battery charger is the most efficient remedy, you can discover 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 Volkswagen ID.4, go to our Volkswagen ID.4 category.