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 fear. So when you discover an alternator noise on Volkswagen Touran 2, you can already see yourself breaking down, stuck awaiting the tow truck. That’s why our team has decided to write this content to help you locate the origins of alternator sounds. In this article, you will first see the role and operation of the alternator in your Volkswagen Touran 2 and then what the causes and solutions to alternator noise on Volkswagen Touran 2 may be.
Role and alternator operation Volkswagen Touran 2
Alternator role
Your alternator is an essential component of your Volkswagen Touran 2. 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 car is in motion, to provide power to the car in motion and to allow 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 concept of copper coil wound around a magnet . This coil while spinning creates electricity. It is the engine motor itself that will give the energy needed by the alternator to create the energy, via the accessory belt or alternator belt. When your Volkswagen Touran 2 engine stops, the battery takes over to give the car with energy.
What are the distinctive alternator noises or sounds on my Volkswagen Touran 2 and what are the causes?
I notice a knocking noise caused by the alternator of my Volkswagen Touran 2
One of the typical noises of a tired alternator on Volkswagen Touran 2 is a knocking noise. This alternator sound on Volkswagen Touran 2 will most of the time show up when your engine is idling, it can be linked 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 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 Volkswagen Touran 2 is tired and you should consider changing the bearing if it is the only cause otherwise the complete part.
I discover a grinding noise coming from the alternator of my Volkswagen Touran 2
If you are in the case where the alternator of your Volkswagen Touran 2 generates grinding sounds, in this circumstance you will have to look at it more seriously. This warning sign can testify as for the knocking sound of a tired bearing, but in general, we generally see by looking more closely 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 look for advice this content to find all the necessary details to solve an accessory belt noise on Volkswagen Touran 2.
I discover a loud noise from the alternator of my Volkswagen Touran 2
Listening a loud noise from the alternator of your Volkswagen Touran 2 is quite common, 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 encourage that you have a look this content to find other ways to solve problem of noises from front end on Volkswagen Touran 2.
