Did you ever had this trouble trying to start your car in the morning and it doesn’t work ? If it never happened to you , at minimum you’ve already had that fear. So when you hear an alternator noise on Fiat Doblo, you can already see yourself breaking down, stuck awaiting the tow truck. That’s why our team has decided to produce this article to support you find the sources of alternator sounds. In this article, you will first discover the role and operation of the alternator in your Fiat Doblo and then what the causes and solutions to alternator noise on Fiat Doblo may be.
Role and alternator operation Fiat Doblo
Alternator role
Your alternator is an vital part of your Fiat Doblo. In fact, its objective is to provide power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the task of charging the battery once the vehicle is in motion, to provide power to the vehicle in motion and to let you to always have a enough energy source 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 principle of copper coil wound around a magnet . This coil while spinning makes electricity. It is the engine motor itself that will give the energy requested by the alternator to produce the energy, via the accessory belt or alternator belt. When your Fiat Doblo engine stops, the battery takes over to give the vehicle with energy.
What are the several alternator noises or sounds on my Fiat Doblo and what are the causes?
I hear a knocking noise coming from the alternator of my Fiat Doblo
One of the typical noises of a tired alternator on Fiat Doblo is a knocking noise. This alternator sound on Fiat Doblo will most of the time appear when your engine is idling, it can be associated with voltage drops that could disrupt the normal operation of electrical parts such as headlights for example. Often, it is a of both bearings of the alternator that is malfunctioning, to verify it, use a multimeter on the terminals of your vehicle with the engine running and you must look for a value between 12 and 14.7 volts, which means that your alternator is charging your battery well. If the value is lower, the alternator of your Fiat Doblo is tired and you should think about changing the bearing if it is the only reason otherwise the entire part.
I hear a grinding noise coming from the alternator of my Fiat Doblo
If you are in the case where the alternator of your Fiat Doblo 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 , in most cases, we generally realise by looking more carefully that it is the accessory belt that is loosened or worn and is therefore the reason of it. In this circumstance, we advise that you read this document to find all the necessary details to solve an accessory belt noise on Fiat Doblo.
I hear a loud noise from the alternator of my Fiat Doblo
Finding out a loud noise from the alternator of your Fiat Doblo is quite common, in fact, it produces 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 advise that you check out this document to find other ways to solve problem of noises from front end on Fiat Doblo.
