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 , at minimum you’ve already had that fear. So when you find out an alternator noise on hyundai i40, you can already see yourself breaking down, stuck waiting for the tow truck. That’s why our team has decided to write this post to help you locate the sources of alternator sounds. In this article, you will first discover the role and operation of the alternator in your hyundai i40 and then what the causes and solutions to alternator noise on hyundai i40 may be.
Role and alternator operation hyundai i40
Alternator role
Your alternator is an fundamental part of your hyundai i40. In fact, its goal is to provide power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the mission 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 spinning creates electricity. It is the engine motor itself that will furnish the energy requested by the alternator to generate the energy, via the accessory belt or alternator belt. When your hyundai i40 engine stops, the battery takes over to furnish the vehicle with energy.
What are the several alternator noises or sounds on my hyundai i40 and what are the causes?
I notice a knocking noise originating from the alternator of my hyundai i40
One of the typical noises of a tired alternator on hyundai i40 is a knocking noise. This alternator sound on hyundai i40 will generally occur when your engine is idling, it can be linked to voltage drops that could disrupt the normal operation of electrical parts such as headlights for example. Often, it is a of both bearings of the alternator that is faulty, to examine 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 hyundai i40 is tired and you should think about replacing the bearing if it is the only cause otherwise the complete part.
I find out a grinding noise coming from the alternator of my hyundai i40
If you are in the situation where the alternator of your hyundai i40 causes grinding sounds, in this case you will have to look into it more seriously. This symptom can testify as for the knocking sound of a tired bearing, but in most cases, we often notice by looking more meticulously that it is the accessory belt that is loosened or worn and is therefore the cause of it. In this case, we recommend that you read this article to find all the necessary information to solve an accessory belt noise on hyundai i40.
I find out a loud noise from the alternator of my hyundai i40
Listening a loud noise from the alternator of your hyundai i40 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 recommend that you go to this article to find other ways to solve problem of noises from front end on hyundai i40.
