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 , perhaps you’ve already had that apprehension. So when you notice an alternator noise on Volkswagen Transporter, you can already see yourself breaking down, stuck awaiting the tow truck. That’s why our team has decided to write this article to support you locate the origins of alternator sounds. In this article, you will first discover the role and operation of the alternator in your Volkswagen Transporter and then what the causes and solutions to alternator noise on Volkswagen Transporter may be.
Role and alternator operation Volkswagen Transporter
Alternator role
Your alternator is an fundamental part of your Volkswagen Transporter. In fact, its objective is to give power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the goal of recharging the battery once the car is in motion, to provide power to the car in motion and to allow you to always have a enough 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 concept of copper coil wound around a magnet . This coil while rotating makes electricity. It is the engine motor itself that will furnish the energy needed by the alternator to generate the energy, via the accessory belt or alternator belt. When your Volkswagen Transporter engine stops, the battery takes over to furnish the car with energy.
What are the several alternator noises or sounds on my Volkswagen Transporter and what are the causes?
I discover a knocking noise caused by the alternator of my Volkswagen Transporter
One of the typical noises of a tired alternator on Volkswagen Transporter is a knocking noise. This alternator sound on Volkswagen Transporter will most of the time occur when your engine is idling, it can be associated with voltage drops that could disturb the normal operation of electrical parts such as headlights for example. In general, 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 recharging your battery well. If the value is lower, the alternator of your Volkswagen Transporter is tired and you should think about replacing the bearing if it is the only reason otherwise the whole part.
I notice a grinding noise coming from the alternator of my Volkswagen Transporter
If you are in the situation where the alternator of your Volkswagen Transporter 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 generally, we often realise by looking more meticulously that it is the accessory belt that is loosened or worn and is therefore the reason of it. In this circumstance, we suggest that you look for advice this article to find all the necessary information to solve an accessory belt noise on Volkswagen Transporter.
I notice a loud noise from the alternator of my Volkswagen Transporter
Finding out a loud noise from the alternator of your Volkswagen Transporter 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 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 suggest that you take a look at this article to find other ways to solve problem of noises from front end on Volkswagen Transporter.
