When you discover unusual noises on your Toyota Land Cruiser Serie 90 you usually tend to get worried. Especially when you feel a noise coming from the release bearing of your Toyota Land Cruiser Serie 90. It is directly assimilated to an engine trouble and can therefore be serious. As we know that you do not take these trouble lightly, we have decided to make this content to help you find the causes and free yourself from this matter 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 Toyota Land Cruiser Serie 90 and their sources.release-bearing-noise-toyota-land-cruiser-serie-90

What is the function and operation of the release bearing on Toyota Land Cruiser Serie 90?

Task of the release bearing on Toyota Land Cruiser Serie 90

The release bearing of your Toyota Land Cruiser Serie 90 has a essential purpose 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 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 Toyota Land Cruiser Serie 90.

Action of release bearing Toyota Land Cruiser Serie 90

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 (according to 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 Toyota Land Cruiser Serie 90 :

  • Pulled release bearing
  • It is the most unconventional of the two variants of release bearing . This one, compared with the hydraulic form, 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 complex, is the form most used in modern automobiles. It is however more complex than the pulled release bearing. In fact, 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 Toyota Land Cruiser Serie 90 and their sources

I feel a release bearing noise on Toyota Land Cruiser Serie 90 in cases where I drive and it stops when I release my clutch pedal

If you feel 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 plausible that your release bearing is the cause. Make sure that this noise stops when you disengage, in which case it is time to replace the release bearing of your Toyota Land Cruiser Serie 90.

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

If you feel too much or too little resistance when you press your clutch pedal, and it is linked with jolts that you can feel in your clutch pedal, then the stop/fork release/blades grouping is damaged. In fact, this noise often comes from the broken fork that no longer allows the device to run normally.

I feel a grinding noise coming from the release bearing of my Toyota Land Cruiser Serie 90 when I try to shift gears and they do not shift

This matter appears most often on models equipped with hydraulic release bearing. It is often connected 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 Toyota Land Cruiser Serie 90, 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 Toyota Land Cruiser Serie 90 and it’s not from your release bearing, check this article to have more informations.