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 fear. So when you listen to an alternator noise on Toyota 86, you can already see yourself breaking down, stuck waiting for the tow truck. That’s why our team has decided to write this content to support you find the sources of alternator sounds. In this article, you will first discover the role and functions of the alternator in your Toyota 86 and then what the causes and solutions to alternator noise on Toyota 86 may be.
Role and alternator operation Toyota 86
Alternator role
Your alternator is an important component of your Toyota 86. Indeed, its goal is to provide power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the mission 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 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 generates electricity. It is the engine motor itself that will provide the energy requested by the alternator to generate the energy, via the accessory belt or alternator belt. When your Toyota 86 engine stops, the battery takes over to provide the automobile with energy.
What are the distinctive alternator noises or sounds on my Toyota 86 and what are the causes?
I find out a knocking noise caused by the alternator of my Toyota 86
One of the typical noises of a tired alternator on Toyota 86 is a knocking noise. This alternator sound on Toyota 86 will generally appear 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 most 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 Toyota 86 is tired and you should consider swapping the bearing if it is the only reason otherwise the entire part.
I listen to a grinding noise coming from the alternator of my Toyota 86
If you are in the case where the alternator of your Toyota 86 generates grinding sounds, in this case you will have to check it more seriously. This symptom can testify as for the knocking sound of a tired bearing, but in most cases, we often see by looking more carefully that it is the accessory belt that is loosened or worn and is therefore the reason of it. In this case, we encourage that you read this document to find all the necessary details to solve an accessory belt noise on Toyota 86.
I listen to a loud noise from the alternator of my Toyota 86
Listening a loud noise from the alternator of your Toyota 86 is quite normal, 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 encourage that you go to this document to find other ways to solve problem of noises from front end on Toyota 86.
