You experience a starter motor noise on your Mercedes A class when you start your automobile. We can understand that this is not agreeable and that you have questions. Listening such a sound is not always a good indication, but it may also be nothing serious. To support you resolve this problem, our team has chosen to write this content page to assist you in this research. First, we will describe how the starter motor works on your Mercedes A class, and then what starter motor noises you can know on your Mercedes A class.
Functioning and various information
Function of a starter motor on Mercedes A class
The starter motor is an electric motor whose sole role is to start the engine unit of your automobile. 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 A class is activated and turns the drive pinion on the flywheel to start the engine.
How to avoid starter motor noises on Mercedes A class
- Do not try to start your engine for too long
- Do not use a starter motor on Mercedes A class with a tired battery
Regardless if your engine does not start because of tired glow plugs, for example, or because the weather is too cold. You should not turn your key for more than a few seconds or you will burn your starter motor.
Although when you have a battery that is tired, you always want to start your automobile, the energy it is capable of holding may not be sufficient to furnish the power required by the starter motor to start your engine unit. 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 change.
I experience noises from the starter motor of my Mercedes A class, what are the triggers?
I feel a loud noise from the starter of my Mercedes A class
If you perceive a starter motor noise on Mercedes A class 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 fixes, its adjustment in relation to the engine flywheel may no longer be appropriate, in which situation the gears will be worn down after some time and will not slip and will no longer properly activate the engine when starting. Check the condition of the drive pinion, if it is responsible of the starter motor noise on your Mercedes A class change it.
If it is a noise in the front of your automobile but it seems to you after reviewing not to come from your starter, check this content page about front end noise on Mercedes A class which may give you other leads to remedy your noise problem.
I experience a clicking noise of the key running in my neiman but no noise at the starter motor of my Mercedes A class
If you experience a clicking noise at the starter motor of your Mercedes A class, there are two possible failures relating to this warning sign. 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 typical 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 involved. You may have a problem with unplugged cable examine your electrical installation. If after checking out this clicking noise on Mercedes A class doesn’t come from your starter motor, check this article for more informations.
