You hear a starter motor noise on your Mercedes Benz E Class once you start your automobile. We can understand that this is not agreeable and that you have questions. Discovering such a sound is not always a good sign, but it may also be nothing serious. To help you fix this trouble, our team has decided to write this article to support you in this research. First, we will explain how the starter motor works on your Mercedes Benz E Class, and then what starter motor noises you can notice on your Mercedes Benz E Class.
Functioning and various information
Function of a starter motor on Mercedes Benz E Class
The starter motor is an electric motor whose single job is to start the engine unit of your vehicle. By a magnetic system and a “serial” technology, it will generate an enormous torque that will allow it to drive the pistons of the engine that are exposed 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 Benz E Class is activated and turns the drive pinion on the flywheel to start the engine.
How to prevent starter motor noises on Mercedes Benz E Class
- Do not run your starter too long
- Do not use a starter motor on Mercedes Benz E Class 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 turn your key for more than a few seconds or you will burn it.
Although when you have a battery that is tired, you always want to start your vehicle, the energy it is capable of holding may not be good enough to give 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 deal with the trigger of your failure to start repeatedly, your starter may be the future component you will have to replace.
I hear noises from the starter motor of my Mercedes Benz E Class, what are the causes?
I encounter a loud noise from the starter of my Mercedes Benz E Class
If you listen a starter motor noise on Mercedes Benz E Class and you have the feeling that it is close to a loud noise, it is conceivable that it is the starter motor gears that are at the source of it. Indeed, often when the part has been dismantled for other maintenance, its adjustment in relation to the engine flywheel may no longer be optimal, 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 part responsible of the starter motor noise on your Mercedes Benz E Class replace it.
If it is a noise in the front of your vehicle but it seems to you after examining not to come from your starter, browse this article about front end noise on Mercedes Benz E Class which may offer you other leads to eliminate your noise trouble.
I hear a clicking noise of the key running in my neiman but no noise at the starter motor of my Mercedes Benz E Class
If you hear a clicking noise at the starter motor of your Mercedes Benz E Class, there are two possible failures associated with 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 common 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 might have a trouble with unplugged cable check your electrical installation. If after checking out this clicking noise on Mercedes Benz E Class doesn’t come from your starter motor, check this article for more informations.
