With wintertime coming, cars often suffer, the most general case is to have troubles starting your Renault Master in the morning with very low temperatures. In general this is related to problems recharging the battery of your Renault Master . There are several reasons that can explain why your battery does not recharge effectively anymore, and in this article we will try to help you to resolve this problem that can prevent you from using your car. To achieve this, first we will explain how recharging your car battery works, then the different problems of recharging a Renault Master, and at last how to recharge an empty car battery.

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How does recharging the battery of a Renault Master work?

Before we detail the different complications of recharging the battery on a Renault Master , we will explain to you how its recharging system works so that you can figure out the complications you are facing. A car battery works like a phone battery, it will store energy to start your Renault Master , 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 designed a element called the alternator , this element will use the energy produced by the engine unit of your Renault Master 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 only work when your motor vehicle 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 Renault Master’s battery

We will now describe the different battery charging complications on a Renault Master you may 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 situations.

Battery charging problem on Renault Master: My battery is discharging even 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 Renault Master to start, the problem most certainly comes from your alternator which should not be able to generate any more current.

Battery charging problem on Renault Master: My car shuts off and does not start even if I have charged the battery

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

Battery charging problem on Renault Master: 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 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 Renault Master?

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

  • Defective alternator: You can try with basic mechanics to check it with a pressure gauge to see if it’s producing power. If it doesn’t, changing it is the best remedy, depending 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 this 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 changed, count between 60 and 100 euros depending on your engine.
  • Ground in the electrical circuit: If you cannot start your Renault Master 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 required.

How to recharge an empty battery of a Renault Master

At last, to recharge the empty battery of a Renault Master 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. In any other case you can use cables that will only provide the energy needed to begin.

If you wish more tutorials on the Renault Master, go to our Renault Master category.