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 minimum you’ve already had that apprehension. So when you perceive an alternator noise on Toyota Land Cruiser Serie 70, you can already imagine yourself breaking down, stuck awaiting the tow truck. That’s why our team has decided to write this post to support you locate the sources of alternator sounds. In this article, you will first learn the role and operation of the alternator in your Toyota Land Cruiser Serie 70 and then what the causes and solutions to alternator noise on Toyota Land Cruiser Serie 70 may be.
Role and alternator operation Toyota Land Cruiser Serie 70
Alternator role
Your alternator is an fundamental part of your Toyota Land Cruiser Serie 70. Indeed, its task is to give power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the task 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 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 principle of copper coil wound around a magnet . This coil while spinning produces electricity. It is the engine motor itself that will provide the energy needed by the alternator to produce the energy, via the accessory belt or alternator belt. When your Toyota Land Cruiser Serie 70 engine stops, the battery takes over to provide the automobile with energy.
What are the different alternator noises or sounds on my Toyota Land Cruiser Serie 70 and what are the causes?
I hear a knocking noise caused by the alternator of my Toyota Land Cruiser Serie 70
One of the characteristic noises of a tired alternator on Toyota Land Cruiser Serie 70 is a knocking noise. This alternator sound on Toyota Land Cruiser Serie 70 will most of the time appear when your engine is idling, it can be connected to voltage drops that could affect the normal operation of electrical components 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 automobile 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 Toyota Land Cruiser Serie 70 is tired and you should consider swapping the bearing if it is the only cause otherwise the whole part.
I perceive a grinding noise coming from the alternator of my Toyota Land Cruiser Serie 70
If you are in the situation where the alternator of your Toyota Land Cruiser Serie 70 produces grinding sounds, in this case you will have to look at it more seriously. This indicator can testify as for the knocking sound of a tired bearing, however , in general, we generally notice by looking more closely that it is the accessory belt that is loosened or worn and is therefore the cause of it. In this case, we suggest that you read this article to find all the necessary details to solve an accessory belt noise on Toyota Land Cruiser Serie 70.
I perceive a loud noise from the alternator of my Toyota Land Cruiser Serie 70
Experiencing a loud noise from the alternator of your Toyota Land Cruiser Serie 70 is quite regular, 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 suggest that you take a look at this article to find other ways to solve problem of noises from front end on Toyota Land Cruiser Serie 70.
