You acknowledge a starter motor noise on your Mercedes Classe A 3 each time you start your automobile. We agree that this is not agreeable and that you have inquiries. Discovering such a noise is not always a good signal, but it may also be nothing major. To help you fix this trouble, our team has chosen to produce this content to help you in this research. First, we will describe how the starter motor works on your Mercedes Classe A 3, and then what starter motor noises you can experience on your Mercedes Classe A 3.
Functioning and various information
Function of a starter motor on Mercedes Classe A 3
The starter motor is an electric motor whose sole role is to start the engine of your car. By a magnetic system and a “serial” technology, it will launch an enormous torque that will allow it to drive the pistons of the engine that are subjected to enormous compression and an oil that provides additional resistance being not very fluid when cold.
It is completed by the “solenoid”. It is an electromagnet that goes under a 12 volt electric impulse to push the fork (link part between the “solenoid” and the electric motor of the starter) and thus engage the starter drive pinion on the engine flywheel. Following this action, once in engagement, the starter motor of your Mercedes Classe A 3 is activated and turns the drive pinion on the flywheel to start the engine.
How to prevent starter motor noises on Mercedes Classe A 3
- Do not run your starter too long
- Do not use a starter motor on Mercedes Classe A 3 with a tired battery
Even if your engine does not start because of tired glow plugs, for example, or because the temperature is too cold. You should not try to start for more than a few seconds or you will burn your starter motor.
Although when you have a battery that is drained, you always want to start your car, the energy it is capable of holding may not be sufficient to furnish the power needed by the starter motor to start your engine. Repeated attempts will pre-use your starter motor and if you do not solve the origin of your failure to start repeatedly, your starter may be the future part you will have to replace.
I acknowledge noises from the starter motor of my Mercedes Classe A 3, what are the causes?
I experience a loud noise from the starter of my Mercedes Classe A 3
If you experience a starter motor noise on Mercedes Classe A 3 and you have the feeling that it is approaching a loud noise, it is conceivable that it is the starter motor gears that are at the source of it. Indeed, often when the component has been dismantled for other maintenance, its adjustment in relation to the engine flywheel may no longer be perfect, in which situation the gears will be worn down as time passes and will not slip and will no longer properly activate the engine when starting. Check the condition of the drive pinion, if it is the element responsible of the starter motor noise on your Mercedes Classe A 3 change it.
If it is a noise in the front of your car but it seems to you after examining not to come from your starter, browse this content about front end noise on Mercedes Classe A 3 which may offer you other leads to solve your noise trouble.
I acknowledge a clicking noise of the key running in my neiman but no noise at the starter motor of my Mercedes Classe A 3
If you acknowledge a clicking noise at the starter motor of your Mercedes Classe A 3, there are two possible failures related to this symptom. If you have in addition to the noise the motor is not running, it may be the “solenoid” is not supplied with energy. One of the most traditional ways to relaunch it is to hit it with a metal bar to remove the dust that blocks it. If that is not enough, it may be the neiman who is concerned. You could have a trouble with unplugged cable verify your electrical installation. If after checking out this clicking noise on Mercedes Classe A 3 doesn’t come from your starter motor, check this article for more informations.
