It appears occasionally that your automobile makes noises in the brake calipers, you are rarely reassured by this sorts of noise and you instantly tend to think that you will have an accident or that the repair will cost you an astronomical sum. So, what if you discover noise from the brake calipers on your Audi S4? It may not be some thing serious and you may be able to fix it yourself, but when in doubt, since your safety and the one of others is in question, it is better to verify before a more serious failure happens. It is with this in mind that we have chosen to create this article and give you the opportunity to locate the problem and find a solution. We will go through different steps, review all possible origins of caliper brake noise on Audi S4, and give you the explanations for them in order to help you resolve the issue.
The different types of brake caliper noise on Audi S4 and their causes
The objective of the Audi S4 brake calipers is to come pinch the brake discs of your Audi S4 thanks to the pads they will activate. This element is an essential element of your vehicle’s safety. Finding out a noise from it must therefore be examined immediately and leaving it lying around is not a good answer.
I hear a grinding noise on my brake calipers on Audi S4
If you hear a grinding or scrap metal noise coming from the brake calipers of your Audi S4, it is highly possible that it will be caused by brake pads at the end of their life, in fact, the function of the pads is to act as a buffer during braking and they will therefore naturally wear out over time. Each manufacturer gives an average runtime in kilometres for pads, but depending on your driving style and route, this may differ. Remove the wheels in question and check the wear indicator on them. If they are expired, they must be swapped quickly as they will very easily ruin your discs and keep doing this scrap or grinding noise on Audi S4. If after examining this point, you’re still going through a grinding noise on your Audi S4, have a look at this article to find a solution.
I experience a constant noise that stops when I brake from my Audi S4 brake calipers
If you are the victim of a regular noise in the brake calipers of your Audi S4 that only stops when you press your brake system, it is quite plausible that caliper wear is the reason. Indeed, they can jam over time, specifically if they are not employed enough. When this happens, they will tend to stay in the closed situation, so they will always stick the pads against the discs, which will lead to an increase in consumption and precipitate deterioration of your pads. To verify it, try to brake several times frankly to try to unblock them. If this does not work, it will be necessary to consider replacing them.
When I brake, my brake pedal vibrates on my Audi S4
If in your case, you experience a vibration when braking that would have come from the brake calipers of your Audi S4, you will have to be concerned about the state of your discs. Discs tend to wear over time and although they have a longer runtime than pads, they must be substituted at some point. A vibration most often notifies of veiled brake disc, you can check it by removing your wheels. If so, replace them or have them replaced by your mechanic.
When I brake, I experience a squealing in my brake calipers of my Audi S4
Finally, if you have a noise close to a squeak when you use your brakes, it is possible that brake pad dust has settled in the brake calipers of your Audi S4, creating a squeak when the system is pressurized. You will have to remove your wheels and clean the calipers with a snowblower and a brush (metal or rigid).
