It appears occasionally that your automobile makes noises in the brake calipers, you are almost never reassured by this sort of noise and you automatically tend to think that you will have an incident or that the fix will cost you an astronomical amount of money. So, what if you identify noise from the brake calipers on your BMW 3 Series? It might not be some thing severe and you may be able to solve it yourself, but when in uncertainty, since your safety and the one of others is in question, it is better to examine before a more serious failure occurs. It is with this in mind that we have chosen to compose this content and give you the chance to find the problem and find a solution. We will go through different steps, review all possible sources of caliper brake noise on BMW 3 Series, and give you the explanations for them in order to help you solve the problem.
The different types of brake caliper noise on BMW 3 Series and their causes
The objective of the BMW 3 Series brake calipers is to come pinch the brake discs of your BMW 3 Series thanks to the pads they will activate. This component is an essential element of your vehicle’s safety. Hearing a sound from it must therefore be looked into quickly and leaving it lying around is not a good alternative.
I hear a grinding noise on my brake calipers on BMW 3 Series
If you hear a grinding or scrap metal noise coming from the brake calipers of your BMW 3 Series, it is highly conceivable that it will be linked to 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 company gives an average runtime in kilometres for pads, but according to your driving style and route, this may vary. Remove the wheels in question and check the wear indicator on them. If they are out of date, they must be replaced quickly as they will promptly affect your discs and keep doing this scrap or grinding noise on BMW 3 Series. If after checking out this point, you’re still going through a grinding noise on your BMW 3 Series, have a look at this article to find a solution.
I feel a continuous noise that stops when I brake from my BMW 3 Series brake calipers
If you are the victim of a constant noise in the brake calipers of your BMW 3 Series that only stops when you press your brake system, it is quite conceivable that caliper wear is the reason. In fact, they can jam with time, especially if they are not used enough. In this case, they will tend to stay on in the closed position, so they will always stick the pads against the discs, which will lead to an rise in consumption and precipitate deterioration of your pads. To confirm 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 BMW 3 Series
If in your case, you feel a vibration when braking that would have come from the brake calipers of your BMW 3 Series, you will have to feel concerned about the condition of your discs. Discs tend to wear over time and although they have a much longer runtime than pads, they must be swapped at some point. A vibration most often shows of veiled brake disc, you can check it by disassembling your wheels. If so, change them or have them replaced by your auto mechanic.
When I brake, I feel a squealing in my brake calipers of my BMW 3 Series
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 BMW 3 Series, producing a squeak when the system is pressurized. You will have to take it out your wheels and clean the calipers with a snowblower and a brush (metal or rigid).