Did you ever had this trouble trying to start your car in the morning and it doesn’t work ? If that didn’t happen to you, at minimum you’ve already had that apprehension. So when you hear an alternator noise on Vauxkhall Moka, you can already imagine yourself breaking down, stuck awaiting the tow truck. That’s why our team has decided to write this content to help you find the origins of alternator sounds. In this article, you will first learn the role and functions of the alternator in your Vauxkhall Moka and then what the causes and solutions to alternator noise on Vauxkhall Moka may be.alternator-noise-vauxkhall-moka

Role and alternator operation Vauxkhall Moka

Alternator role

Your alternator is an essential part of your Vauxkhall Moka. In fact, its objective is to provide 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 reserve to be able to restart the next time.

Alternator functioning

The alternator functions on an electrical principle that has been used for decades, the principle of copper coil wound around a magnet . This coil while rotating creates electricity. It is the engine itself that will furnish the energy needed by the alternator to create the energy, via the accessory belt or alternator belt. When your Vauxkhall Moka engine stops, the battery takes over to furnish the car with energy.

What are the several alternator noises or sounds on my Vauxkhall Moka and what are the causes?

I discover a knocking noise caused by the alternator of my Vauxkhall Moka

One of the typical noises of a tired alternator on Vauxkhall Moka is a knocking noise. This alternator sound on Vauxkhall Moka will generally occur when your engine is idling, it can be connected to voltage drops that could disrupt the normal operation of electrical elements such as headlights for example. Often, it is a of both bearings of the alternator that is defective, to examine it, use a multimeter on the terminals of your car 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 Vauxkhall Moka is tired and you should think about changing the bearing if it is the only cause otherwise the entire part.

I hear a grinding noise coming from the alternator of my Vauxkhall Moka

If you are in the situation where the alternator of your Vauxkhall Moka 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 in general, we generally realise 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 recommend that you look for advice this document to find all the necessary information to solve an accessory belt noise on Vauxkhall Moka.

I hear a loud noise from the alternator of my Vauxkhall Moka

Finding out a loud noise from the alternator of your Vauxkhall Moka is quite common, in fact, it produces 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 recommend that you check out this document to find other ways to solve problem of noises from front end on Vauxkhall Moka.