When you identify unusual noises on your Bmw Serie 1 you have a tendency to worry. Especially when you encounter a noise coming from the release bearing of your Bmw Serie 1. It is directly assimilated to an engine problem and can therefore be serious. As we know that you do not take these trouble lightly, we have decided to make this document to support you find the triggers and free yourself from this concern as quickly as possible. To do this, we will first concentrate on the purpose and operation of the release bearing of your clutch, and in a second step we will look in detail at the different release bearing noises on Bmw Serie 1 and their sources.release-bearing-noise-bmw-serie-1

What is the function and operation of the release bearing on Bmw Serie 1?

Purpose of the release bearing on Bmw Serie 1

The release bearing of your Bmw Serie 1 has a essential purpose in the operation of your entire gearbox system. Indeed, its task is to liberate the gearbox from the rotation of the engine block via its action. This will allow you to shift gears. It is operated by the clutch pedal and then by the release fork, which, when it is activated, will press on the clutch and release the gearbox from engine rotation for you allow you to shift gears on your Bmw Serie 1.

Function of release bearing Bmw Serie 1

Let’s now look at the technical side, the release bearing is composed of two parts, a first fixed part that slides only when the stop is pulled, or pushed (based on its type) and finally a rotating part that is composed of a bearing that will allow it to stay in contact with the mechanism and follow its rotation.
There are two different kind of release bearing Bmw Serie 1 :

  • Pulled release bearing
  • It is the most unconventional of the two kind of release bearing . This one, contrary to the hydraulic type, is operated by a mechanical pulling system that will release the clutch disc. In this situation, the release bearing must be mechanically fixed to the mechanism.

  • Hydraulic release bearing
  • The hydraulic release bearing, although more technical, is the form most used in contemporary cars. It is however more elaborate than the pulled release bearing. Indeed, it will be composed of a hydraulic tube that will receive the pressure directly from the clutch pedal.
    More conventional clutch stop

Release bearing noises Bmw Serie 1 and their sources

I encounter a release bearing noise on Bmw Serie 1 when I drive and it stops when I release my clutch pedal

If you encounter a noise from your gearbox, release bearing or clutch itself when your engine is running, but it ceases when you press your clutch pedal, this noise often sounds like a bell noise, it is highly possible that your release bearing is the reason. Make sure that this noise stops when you disengage, in which circumstance it is time to swap the release bearing of your Bmw Serie 1.

I encounter a release bearing noise when my pedal is up and I encounter jolts in my foot

If you encounter too much or too little resistance when you press your clutch pedal, and it is connected with jolts that you can encounter in your clutch pedal, then the stop/fork release/blades grouping is degraded. Indeed, this noise often comes from the broken fork that no longer allows the device to function normally.

I encounter a grinding noise coming from the release bearing of my Bmw Serie 1 when I try to shift gears and they do not shift

This concern arises most often on models equipped with hydraulic release bearing. It is often linked to a clutch pedal that has little or no resistance. If you are in this circumstance and you feel a grinding or cracking noise coming from the release bearing of your Bmw Serie 1, then you probably have a leak coming from your release bearing. It must therefore be swapped almost instantly or risk damaging your gearbox in addition to the clutch. If you have a noise coming from the gearbox of your Bmw Serie 1 and it’s not from your release bearing, check this article to have more informations.