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, certainly you’ve already had that apprehension. So when you listen to an alternator noise on Nissan Qashqai, 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 sources of alternator sounds. In this article, you will first discover the role and operation of the alternator in your Nissan Qashqai and then what the causes and solutions to alternator noise on Nissan Qashqai may be.alternator-noise-nissan-qashqai

Role and alternator operation Nissan Qashqai

Alternator role

Your alternator is an vital component of your Nissan Qashqai. Indeed, its task 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 automobile is in motion, to provide power to the automobile 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 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 Nissan Qashqai engine stops, the battery takes over to furnish the automobile with energy.

What are the several alternator noises or sounds on my Nissan Qashqai and what are the causes?

I hear a knocking noise originating from the alternator of my Nissan Qashqai

One of the typical noises of a tired alternator on Nissan Qashqai is a knocking noise. This alternator sound on Nissan Qashqai will most of the time show up 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. In many cases, it is a of both bearings of the alternator that is malfunctioning, to examine it, use a multimeter on the terminals of your automobile with the engine running and you must obtain 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 Nissan Qashqai is tired and you should consider swapping the bearing if it is the only cause otherwise the complete part.

I listen to a grinding noise coming from the alternator of my Nissan Qashqai

If you are in the situation where the alternator of your Nissan Qashqai produces grinding sounds, in this case you will have to check it more seriously. This warning sign can testify as for the knocking sound of a tired bearing, but usually, we generally realise by looking more carefully that it is the accessory belt that is loosened or worn and is therefore the cause of it. In this case, we encourage that you read this article to find all the necessary details to solve an accessory belt noise on Nissan Qashqai.

I listen to a loud noise from the alternator of my Nissan Qashqai

Experiencing a loud noise from the alternator of your Nissan Qashqai 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 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 encourage that you check out this article to find other ways to solve problem of noises from front end on Nissan Qashqai.