With cold months coming, automobiles tend to suffer, the most general case is to have difficulties starting your Mercedes Benz GLK in the morning with very low temperatures. Generally this is associated with problems recharging the battery of your Mercedes Benz GLK . There are some causes that can describe why your battery does not recharge effectively anymore, and in this article we will try to help you to fix this problem that can prevent you from using your car. To do this, first we will describe how recharging your car battery works, then the different problems of recharging a Mercedes Benz GLK, and at last how to recharge an empty car battery.

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How does recharging the battery of a Mercedes Benz GLK work?

Before we detail the different complications of recharging the battery on a Mercedes Benz GLK , we will describe to you how its recharging system functions so that you can understand the complications you are facing. A car battery works like a phone battery, it will store energy to start your Mercedes Benz GLK , 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 handle this problem, the engineers have designed a element called the alternator , this element will use the energy created by the engine unit of your Mercedes Benz GLK to generate energy thanks to a copper coil and a magnet. This energy will recharge the battery of your car . However, 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 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 GLK’s battery

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

Battery charging problem on Mercedes Benz GLK: 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 , in truth, if you manage to recharge your battery with a charger and your Mercedes Benz GLK to start, the problem most certainly originates from your alternator which should not be able to generate any more current.

Battery charging problem on Mercedes Benz GLK: My car shuts off and does not start regardless if I have charged the battery

If you have recharged your battery and you have been able to start your Mercedes Benz GLK but it switches off although you are driving and then does not start, the issue with recharging the battery of your Mercedes Benz GLK is that your battery no longer holds the charge .

Battery charging problem on Mercedes Benz GLK: 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 likely 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 fix the problem of battery charging on Mercedes Benz GLK?

We will now give you the solutions according to the problem you are facing. 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, replacing 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 this case, the purchase of a new battery is the just realistic solution. In actual fact, 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 GLK 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 such a case required.

How to recharge an empty battery of a Mercedes Benz GLK

At last, to recharge the empty battery of a Mercedes Benz GLK 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. In any other case you can use cables that will just provide the energy needed to start.

If perhaps you have any further questions about the Mercedes Benz GLK, do not hesitate to consult our Mercedes Benz GLK category.