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 , certainly you’ve already had that apprehension. So when you discover an alternator noise on Peugeot 107, you can already see yourself breaking down, stuck waiting for the tow truck. That’s why our team has decided to write this article to help you find the origins of alternator sounds. In this article, you will first discover the role and operation of the alternator in your Peugeot 107 and then what the causes and solutions to alternator noise on Peugeot 107 may be.
Role and alternator operation Peugeot 107
Alternator role
Your alternator is an vital part of your Peugeot 107. In fact, its mission is to generate 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 allow 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 spinning 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 Peugeot 107 engine stops, the battery takes over to provide the vehicle with energy.
What are the several alternator noises or sounds on my Peugeot 107 and what are the causes?
I find out a knocking noise caused by the alternator of my Peugeot 107
One of the typical noises of a tired alternator on Peugeot 107 is a knocking noise. This alternator sound on Peugeot 107 will generally appear when your engine is idling, it can be connected to voltage drops that could disturb the normal operation of electrical elements such as headlights for example. In general, it is a of both bearings of the alternator that is malfunctioning, to check it, use a multimeter on the terminals of your vehicle 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 107 is tired and you should consider changing the bearing if it is the only reason otherwise the whole part.
I discover a grinding noise coming from the alternator of my Peugeot 107
If you are in the situation where the alternator of your Peugeot 107 generates grinding sounds, in this circumstance you will have to check it more seriously. This indicator can testify as for the knocking sound of a tired bearing, but generally, we often 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 look for advice this content to find all the necessary information to solve an accessory belt noise on Peugeot 107.
I discover a loud noise from the alternator of my Peugeot 107
Listening a loud noise from the alternator of your Peugeot 107 is quite regular, in fact, it produces an audible sound when creating the electrical pulses it generates. It is up to you to check 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 take a look at this content to find other ways to solve problem of noises from front end on Peugeot 107.
