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 apprehension. So when you hear an alternator noise on Dacia Sandero, 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 help you find the origins of alternator sounds. In this article, you will first discover the role and functions of the alternator in your Dacia Sandero and then what the causes and solutions to alternator noise on Dacia Sandero may be.
Role and alternator operation Dacia Sandero
Alternator role
Your alternator is an fundamental component of your Dacia Sandero. In fact, its objective is to generate power to your entire electrical system: headlights, interior lighting, signalling, computer… It will have the mission of charging the battery once the car is in motion, to provide power to the car 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 operates on an electrical principle that has been used for decades, the concept of copper coil wound around a magnet . This coil while spinning generates electricity. It is the engine itself that will give the energy needed by the alternator to generate the energy, via the accessory belt or alternator belt. When your Dacia Sandero engine stops, the battery takes over to give the car with energy.
What are the distinctive alternator noises or sounds on my Dacia Sandero and what are the causes?
I listen to a knocking noise caused by the alternator of my Dacia Sandero
One of the typical noises of a tired alternator on Dacia Sandero is a knocking noise. This alternator sound on Dacia Sandero will most of the time show up when your engine is idling, it can be connected to voltage drops that could affect the normal operation of electrical elements such as headlights for example. Most often, it is a of both bearings of the alternator that is defective, to verify it, use a multimeter on the terminals of your car 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 Dacia Sandero is tired and you should think about swapping the bearing if it is the only reason otherwise the whole part.
I hear a grinding noise coming from the alternator of my Dacia Sandero
If you are in the case where the alternator of your Dacia Sandero produces grinding sounds, in this case you will have to look at it more seriously. This warning sign can testify as for the knocking sound of a tired bearing, however , in most cases, we often realise by looking more meticulously that it is the accessory belt that is loosened or worn and is therefore the reason of it. In this case, we advise that you look for advice this article to find all the necessary information to solve an accessory belt noise on Dacia Sandero.
I hear a loud noise from the alternator of my Dacia Sandero
Listening a loud noise from the alternator of your Dacia Sandero is quite typical, in fact, it produces an audible sound when creating 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 advise that you go to this article to find other ways to solve problem of noises from front end on Dacia Sandero.
