Who hasn’t found himself in the situation where his car doesn’t start one morning on the way to work? If it never happened to you , at minimum you’ve already had that apprehension. So when you discover an alternator noise on Mercedes Sprinter 2, you can already imagine yourself breaking down, stuck waiting for the tow truck. That’s why our team has decided to write this article to support you find the sources of alternator sounds. In this article, you will first see the role and operation of the alternator in your Mercedes Sprinter 2 and then what the causes and solutions to alternator noise on Mercedes Sprinter 2 may be.
Role and alternator operation Mercedes Sprinter 2
Alternator role
Your alternator is an fundamental part of your Mercedes Sprinter 2. In fact, its mission is to provide power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the task of recharging the battery once the car is in motion, to provide power to the car in motion and to let you to always have a sufficient energy source to be able to restart the next time.
Alternator functioning
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The alternator operates on an electrical principle that has been used for decades, the principle of copper coil wound around a magnet . This coil while spinning makes electricity. It is the engine itself that will give the energy requested by the alternator to produce the energy, via the accessory belt or alternator belt. When your Mercedes Sprinter 2 engine stops, the battery takes over to give the car with energy.
What are the several alternator noises or sounds on my Mercedes Sprinter 2 and what are the causes?
I perceive a knocking noise originating from the alternator of my Mercedes Sprinter 2
One of the characteristic noises of a tired alternator on Mercedes Sprinter 2 is a knocking noise. This alternator sound on Mercedes Sprinter 2 will generally show up when your engine is idling, it can be connected to voltage drops that could affect the normal operation of electrical parts such as headlights for example. In most cases, it is a of both bearings of the alternator that is faulty, to examine it, use a multimeter on the terminals of your car with the engine running and you must obtain a value between 12 and 14.7 volts, which means that your alternator is recharging your battery well. If the value is lower, the alternator of your Mercedes Sprinter 2 is tired and you should think about changing the bearing if it is the only cause otherwise the entire part.
I discover a grinding noise coming from the alternator of my Mercedes Sprinter 2
If you are in the situation where the alternator of your Mercedes Sprinter 2 produces grinding sounds, in this circumstance you will have to look into it more seriously. This warning sign can testify as for the knocking sound of a tired bearing, however , generally, we often realise by looking more meticulously that it is the accessory belt that is loosened or worn and is therefore the cause of it. In this circumstance, we encourage that you read this content to find all the necessary details to solve an accessory belt noise on Mercedes Sprinter 2.
I discover a loud noise from the alternator of my Mercedes Sprinter 2
Experiencing a loud noise from the alternator of your Mercedes Sprinter 2 is quite regular, in fact, it emits an audible sound when creating the electrical pulses it generates. It is up to you to examine that the battery indicator light on your dashboard does not appear, and that you do not have a voltage drop when your engine is running (headlight or dashboard light that jumps for example. If this noise is too loud, we encourage that you have a look this content to find other ways to solve problem of noises from front end on Mercedes Sprinter 2.
