Who hasn’t found himself in the situation where his car doesn’t start one morning on the way to work? If that didn’t happen to you, at least you’ve already had that fear. So when you listen to an alternator noise on Infiniti QX60, you can already see yourself breaking down, stuck waiting for the tow truck. That’s why our team has decided to produce this content to support you locate the sources of alternator sounds. In this article, you will first see the role and functions of the alternator in your Infiniti QX60 and then what the causes and solutions to alternator noise on Infiniti QX60 may be.alternator-noise-infiniti-qx60

Role and alternator operation Infiniti QX60

Alternator role

Your alternator is an important component of your Infiniti QX60. In fact, its mission is to generate power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the task of recharging the battery once the vehicle is in motion, to provide power to the vehicle in motion and to let you to always have a enough energy reserve to be able to restart the next time.

Alternator functioning

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The alternator functions 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 itself that will provide the energy required by the alternator to produce the energy, via the accessory belt or alternator belt. When your Infiniti QX60 engine stops, the battery takes over to provide the vehicle with energy.

What are the different alternator noises or sounds on my Infiniti QX60 and what are the causes?

I hear a knocking noise from the alternator of my Infiniti QX60

One of the characteristic noises of a tired alternator on Infiniti QX60 is a knocking noise. This alternator sound on Infiniti QX60 will most of the time occur 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 defective, to verify it, use a multimeter on the terminals of your vehicle with the engine running and you must obtain 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 Infiniti QX60 is tired and you should consider changing the bearing if it is the only cause otherwise the complete part.

I listen to a grinding noise coming from the alternator of my Infiniti QX60

If you are in the situation where the alternator of your Infiniti QX60 causes 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, however , generally, we generally realize by looking more meticulously 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 consult this article to find all the necessary information to solve an accessory belt noise on Infiniti QX60.

I listen to a loud noise from the alternator of my Infiniti QX60

Finding out a loud noise from the alternator of your Infiniti QX60 is quite normal, in fact, it produces an audible sound when producing the electrical pulses it generates. It is up to you to verify 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 recommend that you look into this article to find other ways to solve problem of noises from front end on Infiniti QX60.