Brake discs of course play an essential role in your safety and that of other users. In order to maintain maximum safety, it is therefore essential to have brake discs in good working order.
Fortunately, most braking noises are sometimes considered harmless and do not indicate a major problem. But if you notice an excessive and constant hissing sound when braking, then it is time to have your bike checked up ... Or let a trusted mechanic check your brake system. Because a constant or persistent brake noise can be a sign that your braking equipment simply needs to be lubricated from time to time! But it may also be the wear and tear on the components of your braking system that is too far advanced. Or maybe they are just damaged and therefore need to be replaced. It is also possible that your brake discs are weakened by rust. To find out more, I invite you to read this article !
To eliminate any risk of danger, here are some tips and suggested solutions that will allow you to identify and resolve this problem which can become very unpleasant…!
Hissing motorcycle brakes due to a brake pad vitrification problem
The vitrification of the pads is often the cause of a brake hissing problem. Usually, when the brakes are at high temperature, your disc will heat up and will also ice your brake pads. By making them slippery and hard, which will reduce their ability to slow you down effectively and cause an unpleasant hissing noise.
This problem generally requires the intervention of a professional, to help you find the most suitable solution!
Hissing motorcycle brakes due to a brake pad resonance problem
When the motorcycle's brakes whistle, the most common cause is the resonance of the pads and rotors. Indeed, the resonance of the elements of the braking system is a problem of high frequency vibrations. It is linked to the friction of the discs or pads of your motorcycle, which start to vibrate as they rub together and this is what causes a whistling noise when braking.
To alleviate this problem, you can apply a layer of copper grease to the back of your motorcycle's pads. And this, in order to stifle and camouflage the resonance.
Whistling motorcycle brakes from dust build-up on the pads
Too much dust on the pads and contamination with greasy elements can also cause a hissing or hissing noise. squeak when braking. Indeed, the presence of grease or other foreign substances such as oil on your brake discs could well prevent the functioning of the pistons. And subsequently cause an unpleasant whistling sound.
The solution to this problem is very simple! If you notice the presence of dust in very large quantities on your pads ... Or if you suspect the presence of oil or grease on your brake discs, then clean them immediately with a clean cloth soaked in methylated spirit. Otherwise, you can also use other specific motorcycle brake products.
Hissing motorbike brakes caused by wear on the pads
Hissing can also be caused by wear on the pads or scratching the brake discs. In this case, the pads of the motorcycle must be changed.
Motorcycle brakes whistling from moisture
When moisture builds up on your pads, it fades with heating causing a hissing noise when braking. The same goes when your pads are wet! For example: when it rains, or when you cross a puddle or roll in a stream.
But good news: this is a temporary problem and you don't have to worry! As you use the brakes on your motorcycle, the whistling noise will gradually subside, until it is completely gone.
Check the components of your brake system
Brakes are of course essential and fundamental parts of your braking system. They play a major role in your safety. Therefore, when you hear a hissing sound or the slightest noise when you press the brake pedal… It is highly recommended to see a professional to inspect your motorcycle and ensure that it is in good mechanical condition.
A professional can also perform a full check of your braking system. He will check that your discs and your brake pads are working properly. At the same time, he will be able to carry out visual checks and check the wear of the components of your braking system to ensure that everything is in order. And so, in case of doubt or concern, do not hesitate to seek the advice of a mechanic or a mechanic you trust.
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