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 apprehension. So when you find out an alternator noise on Peugeot 4007, you can already see yourself breaking down, stuck waiting for the tow truck. That’s why our team has decided to produce this article to help you locate the origins of alternator sounds. In this article, you will first discover the role and functions of the alternator in your Peugeot 4007 and then what the causes and solutions to alternator noise on Peugeot 4007 may be.alternator-noise-peugeot-4007

Role and alternator operation Peugeot 4007

Alternator role

Your alternator is an vital component of your Peugeot 4007. In fact, its objective is to generate power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the goal of charging the battery once the automobile is in motion, to provide power to the automobile 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 operates on an electrical principle that has been used for decades, the principle of copper coil wound around a magnet . This coil while spinning produces electricity. It is the engine itself that will provide the energy requested by the alternator to generate the energy, via the accessory belt or alternator belt. When your Peugeot 4007 engine stops, the battery takes over to provide the automobile with energy.

What are the different alternator noises or sounds on my Peugeot 4007 and what are the causes?

I listen to a knocking noise from the alternator of my Peugeot 4007

One of the characteristic noises of a tired alternator on Peugeot 4007 is a knocking noise. This alternator sound on Peugeot 4007 will generally happen when your engine is idling, it can be linked to voltage drops that could disrupt the normal operation of electrical elements 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 automobile with the engine running and you must get 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 Peugeot 4007 is tired and you should think about changing the bearing if it is the only cause otherwise the whole part.

I find out a grinding noise coming from the alternator of my Peugeot 4007

If you are in the situation where the alternator of your Peugeot 4007 generates grinding sounds, in this circumstance you will have to check it more seriously. This sign can testify as for the knocking sound of a tired bearing, but usually, we often realize by looking more carefully that it is the accessory belt that is loosened or worn and is therefore the cause of it. In this circumstance, we suggest that you consult this document to find all the necessary details to solve an accessory belt noise on Peugeot 4007.

I find out a loud noise from the alternator of my Peugeot 4007

Listening a loud noise from the alternator of your Peugeot 4007 is quite normal, 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 show up, 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 suggest that you take a look at this document to find other ways to solve problem of noises from front end on Peugeot 4007.