With cold weather coming, cars tend to suffer, the most general scenario is to have troubles starting your Mercedes Benz S Class early in the day with very low temperatures. In general this is related to problems recharging the battery of your Mercedes Benz S Class . There are several factors that can describe why your battery does not recharge effectively anymore, and today we will try to help you to resolve this problem that can prevent you from using your car. To achieve this, first we will describe how recharging your car battery works, then the different problems of recharging a Mercedes Benz S Class, and at last how to recharge an empty car battery.

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How does recharging the battery of a Mercedes Benz S Class work?

Before we describe the different complications of recharging the battery on a Mercedes Benz S Class , we will describe to you how its recharging system operates so that you can figure out the complications you are struggling with. A car battery works like a phone battery, it will store energy to start your Mercedes Benz S Class , turn on your headlights, enjoy 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 get over this problem, the engineers have developed a component called the alternator , this component will use the energy developed by the engine unit of your Mercedes Benz S Class to generate 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 motor vehicle is running, using electrical components of your car when it is stopped will decrease 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 Mercedes Benz S Class’s battery

We will now describe the different battery charging complications on a Mercedes Benz S Class you might be victim of. If your battery is not recharging because there is necessarily a problem in your electrical set up, we will now see the different cases.

Battery charging problem on Mercedes Benz S Class: My battery is discharging even if I am recharging it with a particular charger

In this first circumstance, it is quite possible that your alternator is dead , obviously, if you control to recharge your battery with a charger and your Mercedes Benz S Class to start, the problem obviously comes from your alternator which should not be able to generate any more current.

Battery charging problem on Mercedes Benz S Class: 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 Mercedes Benz S Class but it switches off although you are driving and then does not start, the problem with recharging the battery of your Mercedes Benz S Class is that your battery no longer holds the charge .

Battery charging problem on Mercedes Benz S Class: 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 problem most likely comes from your alternator. It cannot result from your battery, which is new and therefore 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 Mercedes Benz S Class?

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

  • Faulty 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 remedy, based on your motor you will pay a few hundred euros. This fix is feasible in the event your alternator is accessible.
  • Battery that no longer holds the charge: In this case, the purchase of a new battery is the just realistic remedy. Indeed, if you have already recharged it but it is still empty because it is good to be changed, count between 60 and 100 euros based on your engine.
  • Ground in the electrical circuit: If you cannot start your Mercedes Benz S Class 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 Mercedes Benz S Class

Finally, to recharge the empty battery of a Mercedes Benz S Class there are just few solutions, using a battery charger is the most efficient remedy, you can locate 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.

In the event that you have any additional questions about the Mercedes Benz S Class, do not hesitate to consult our Mercedes Benz S Class category.