When you identify unusual noises on your PORSCHE BOXSTER you usually tend to be anxious. Specifically when you encounter a noise coming from the release bearing of your PORSCHE BOXSTER. It is immediately assimilated to an engine trouble and can therefore be serious. As we know that you do not take these trouble lightly, we have chosen to create this document to support you find the causes and free yourself from this issues as quickly as possible. To do this, we will first focus on the function 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 PORSCHE BOXSTER and their origins.release-bearing-noise-porsche-boxster

What is the function and operation of the release bearing on PORSCHE BOXSTER?

Function of the release bearing on PORSCHE BOXSTER

The release bearing of your PORSCHE BOXSTER has a major function in the operation of your entire gearbox system. In fact, its mission is to liberate the gearbox from the rotation of the engine block via its action. This will allow you to shift gears. It is controlled 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 PORSCHE BOXSTER.

Action of release bearing PORSCHE BOXSTER

Let’s now look at the technical side, the release bearing is composed of two units, a first fixed part that slides only when the stop is pulled, or pushed (determined by 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 distinct variants of release bearing PORSCHE BOXSTER :

  • Pulled release bearing
  • It is the most unconventional of the two variants 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 case, the release bearing must be mechanically fixed to the mechanism.

  • Hydraulic release bearing
  • The hydraulic release bearing, although more complicated, is the kind most used in modern vehicles. It is however more sophisticated than the pulled release bearing. In fact, it will be composed of a hydraulic tube that will receive the pressure straight from the clutch pedal.
    More conventional clutch stop

Release bearing noises PORSCHE BOXSTER and their origins

I encounter a release bearing noise on PORSCHE BOXSTER every time I drive and it stops when I depress my clutch pedal

If you encounter a noise from your gearbox, release bearing or clutch itself when your engine is running, but it ends 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 case it is time to change the release bearing of your PORSCHE BOXSTER.

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 associated with jolts that you can encounter in your clutch pedal, then the stop/fork release/blades grouping is degraded. In fact, this noise often comes from the broken fork that no longer allows the device to operate normally.

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

This issues shows up most often on models equipped with hydraulic release bearing. It is often related 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 PORSCHE BOXSTER, then you probably have a leak coming from your release bearing. It must therefore be replaced promptly or risk damaging your gearbox in addition to the clutch. If you have a noise coming from the gearbox of your PORSCHE BOXSTER and it’s not from your release bearing, check this article to have more informations.