It happens occasionally that your automobile makes noises in the brake calipers, you are pretty much never reassured by this types of noise and you immediately tend to think that you will have an incident or that the fix will cost you an substantial amount. So, what if you discover noise from the brake calipers on your smart forfour? It most likely is not anything severe and you may be able to repair it yourself, but when in doubt, since your safety and the one of others is in question, it is better to check before a more serious failure happens. It is with this in mind that we have decided to write 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 smart forfour, and give you the causes for them in order to help you solve the problem.brake-caliper-noisesmart-forfour

The different types of brake caliper noise on smart forfour and their causes

The objective of the smart forfour brake calipers is to come pinch the brake discs of your smart forfour 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 investigated immediately and leaving it lying around is not a good answer.

I hear a grinding noise on my brake calipers on smart forfour

If you perceive a grinding or scrap metal noise coming from the brake calipers of your smart forfour, it is highly possible that it will be connected to brake pads at the end of their existence, actually, 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 according to your driving style and route, this may fluctuate. Remove the wheels in question and check the wear indicator on them. If they are expired, they must be replaced quickly as they will quickly ruin your discs and keep doing this scrap or grinding noise on smart forfour. If after examining this point, you’re still going through a grinding noise on your smart forfour, have a look at this article to find a solution.

I experience a continuous noise that stops when I brake from my smart forfour brake calipers

If you are the victim of a continuous noise in the brake calipers of your smart forfour that only stops when you press your brake system, it is quite possible that caliper wear is the cause. Indeed, they can jam with time, specifically if they are not used enough. In such a case, they will tend to stay on in the closed situation, so they will always stick the pads against the discs, which will lead to an increase in consumption and premature 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 smart forfour

If in your case, you experience a vibration when braking that would have come from the brake calipers of your smart forfour, you will have to worry 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 substituted at some point. A vibration most often shows of veiled brake disc, you can check it by disassembling your wheels. If so, swap them or have them replaced by your auto mechanic.

When I brake, I experience a squealing in my brake calipers of my smart forfour

Finally, if you have a noise close to a squeak when you use your brakes, it is plausible that brake pad dust has settled in the brake calipers of your smart forfour, 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).