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 least you’ve already had that apprehension. So when you perceive an alternator noise on Ram ProMaster, you can already see yourself breaking down, stuck awaiting the tow truck. That’s why our team has decided to produce this content to support you find the origins of alternator sounds. In this article, you will first discover the role and operation of the alternator in your Ram ProMaster and then what the causes and solutions to alternator noise on Ram ProMaster may be.
Role and alternator operation Ram ProMaster
Alternator role
Your alternator is an vital part of your Ram ProMaster. Indeed, its objective 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 reserve to be able to restart the next time.
Alternator functioning
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The alternator works on an electrical principle that has been used for decades, the concept of copper coil wound around a magnet . This coil while rotating creates electricity. It is the engine itself that will provide the energy required by the alternator to create the energy, via the accessory belt or alternator belt. When your Ram ProMaster engine stops, the battery takes over to provide the car with energy.
What are the several alternator noises or sounds on my Ram ProMaster and what are the causes?
I listen to a knocking noise caused by the alternator of my Ram ProMaster
One of the characteristic noises of a tired alternator on Ram ProMaster is a knocking noise. This alternator sound on Ram ProMaster will generally show up when your engine is idling, it can be connected to voltage drops that could disturb the normal operation of electrical components such as headlights for example. In general, it is a of both bearings of the alternator that is faulty, to verify it, use a multimeter on the terminals of your car with the engine running and you must get 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 Ram ProMaster is tired and you should consider swapping the bearing if it is the only reason otherwise the whole part.
I perceive a grinding noise coming from the alternator of my Ram ProMaster
If you are in the situation where the alternator of your Ram ProMaster produces grinding sounds, in this case you will have to look into it more seriously. This warning sign can testify as for the knocking sound of a tired bearing, however , in general, we often realize by looking more closely that it is the accessory belt that is loosened or worn and is therefore the reason of it. In this case, we encourage that you consult this article to find all the necessary details to solve an accessory belt noise on Ram ProMaster.
I perceive a loud noise from the alternator of my Ram ProMaster
Finding out a loud noise from the alternator of your Ram ProMaster is quite common, in fact, it emits an audible sound when producing the electrical pulses it generates. It is up to you to verify 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 take a look at this article to find other ways to solve problem of noises from front end on Ram ProMaster.
