You experience a starter motor noise on your Bmw Serie 3 every time you start your vehicle. We agree that this is not enjoyable and that you have questions. Listening such a noise is not always a good sign, but it may also be nothing serious. To assist you remedy this issue, our team has chosen to produce this article content to help you in this research. First, we will detail how the starter motor functions on your Bmw Serie 3, and then what starter motor noises you can notice on your Bmw Serie 3.starter-motor-noise-bmw-serie-3

Functioning and various information

Function of a starter motor on Bmw Serie 3

The starter motor is an electric motor whose sole job is to start the engine motor of your vehicle. 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 component 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 Bmw Serie 3 is activated and turns the drive pinion on the flywheel to start the engine.

How to prevent starter motor noises on Bmw Serie 3

  • Do not run your starter too long
  • Even if your engine does not start because of tired glow plugs, for example, or because the weather conditions is too cold. You should not turn your key for more than a few seconds or you will burn it. In fact, the current required to make it turn and the speed of rotation only permits it to perform its function over very short and intense periods of time. If the vehicle does not start, look for the solution elsewhere.

  • Do not use a starter motor on Bmw Serie 3 with a tired battery
  • 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 enough to furnish the power required by the starter motor to start your engine motor. Repeated attempts will pre-use your starter motor and if you do not treat the reason of your failure to start repeatedly, your starter may be the future component you will have to swap.

I experience noises from the starter motor of my Bmw Serie 3, what are the origins?

I experience a loud noise from the starter of my Bmw Serie 3

If you experience a starter motor noise on Bmw Serie 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 origin of it. In fact, often when the part has been dismantled for other maintenance, its adjustment in relation to the engine flywheel may no longer be ideal, in which circumstance the gears will be worn down after some time and will not slip and will no longer properly activate the engine when starting. Examine the condition of the drive pinion, if it is responsible of the starter motor noise on your Bmw Serie 3 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, consult this article content about front end noise on Bmw Serie 3 which may offer you other leads to eliminate your noise issue.

I experience a clicking noise of the key running in my neiman but no noise at the starter motor of my Bmw Serie 3

If you experience a clicking noise at the starter motor of your Bmw Serie 3, there are two possible failures relating to this indicator. 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 involved. You may have a issue with unplugged cable verify your electrical installation. If after checking out this clicking noise on Bmw Serie 3 doesn’t come from your starter motor, check this article for more informations.