When you observe unusual noises on your Volvo S90 you tend to be concerned. Specifically when you feel a noise coming from the release bearing of your Volvo S90. It is instantly assimilated to an engine problem and can therefore be serious. As we know that you do not take these concerns lightly, we have decided to write this content page to support you locate the triggers and free yourself from this concern as quickly as possible. To do this, we will first concentrate on the role 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 Volvo S90 and their origins.
What is the purpose and operation of the release bearing on Volvo S90?
Task of the release bearing on Volvo S90
The release bearing of your Volvo S90 has a major role in the operation of your entire gearbox system. In fact, 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 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 Volvo S90.
Function of release bearing Volvo S90
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 (depending 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 types of release bearing Volvo S90 :
- Pulled release bearing
- Hydraulic release bearing
It is the most unconventional of the two types of release bearing . This one, as opposed to the hydraulic version, 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.
The hydraulic release bearing, although more complicated, is the type most used in contemporary cars. It is however more complicated than the pulled release bearing. In fact, it will be composed of a hydraulic tube that will receive the pressure right from the clutch pedal.
More conventional clutch stop
Release bearing noises Volvo S90 and their origins
I feel a release bearing noise on Volvo S90 every time I drive and it stops when I depress my clutch pedal
If you feel 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 cause. Make sure that this noise stops when you disengage, in which case it is time to change the release bearing of your Volvo S90.
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 deteriorated. In fact, this noise often comes from the broken fork that no longer allows the device to operate normally.
I feel a grinding noise coming from the release bearing of my Volvo S90 when I try to shift gears and they do not shift
This concern 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 Volvo S90, then you probably have a leak coming from your release bearing. It must therefore be swapped as soon as possible or risk damaging your gearbox in addition to the clutch. If you have a noise coming from the gearbox of your Volvo S90 and it’s not from your release bearing, check this article to have more informations.