If you hear sounds or collect vibration when you brake with the volvo s40, this can come from several malfunctions. Often, there is not always to worry, however it always seems wiser to pay attention to it and correct this malfunction. Sometimes, just dusting the room in question can work. Within this dossier, we will discover how to make a diagnostic taking into account the noise, and after what will be the precautions to take.
Whistling noise on your volvo s40 front or rear brakes
As soon as a noise from whistling appears with the volvo s40, it is generally related to brake pads. This manifestation is identical if the noise comes from the rear or front brakes. Indeed, the lining of the brake pads are made of a rubber material, which allows to stick perfectly to the disc. When the component is damaged, the disc may come into contact with the pad. That's just what friction which generates that hiss that you can discern. If ever this is indeed the case, it remains essential to change the brake pads. But it is also plausible that gravel or something else has gotten into the pads. In this case too, a hissing sound may be produced. It is in this essential situation to do control by a professional in order to check if it could be dangerous. In case it's a squeak you think you have to do, you probably just need to buy one brake cleaner and spray it on the disc of this automobile.
Braking vibrations on your volvo s40
The vibration au braking can be discerned at different locations. In the brake pedal of course but also on the valance or at the checkout of this volvo s40. In most cases, this kind of vibration is due to a veiled disc. It is possible to control it visually by removing the wheel to reach the disc. Warning, if it is really the disc that is clouded, it is really wiser to change it quickly, simply because it can damage other parts of the vehicle.
Your volvo s40 squeaks except when you brake
It is therefore a reverse dysfunction. When you depress the brake pedal, the brake pads come to rest on the wheel, the shrill noise suddenly goes out. This malfunction must probably come from calipers. These are much too close to the wheel when you do not depress the brake pedal. It is this contact that generates the noise. Often it will be enough to apply several quick strokes of the brakes so that the calipers recover by themselves. If not, you have to change them!
Loud noise when braking
If this volvo s40 makes a thud et metallic when you brake, there is a good chance that it comes from brake pads. As a rule, the wear indicator is usually supposed to work. However, it also sometimes happens that the latter does not start. Therefore, do not wait and go to a garage. To have some worn pads at this point happens to be enough careless. It is imperative to change them.
Conclusion
You have gone around the question normally. Now that we have an idea of where this problème could come, we necessarily advise you to go to a mechanic for a better understanding of the problem. Go, roll!