It is never enjoyable to find out new noises on your car. We always will worry and think about the most extreme. But experiencing wheel noise on Mercedes Classe A 4 is very often connected to small trouble that you can easily fix. To assist you in this research, our team decided to write this paper to make your life easier and help you in this task. To do this, we will alternately see what are the distinctive noises that Mercedes Classe A 4 wheels can create and to which failures they are associated.
The diverse wheel noises on Mercedes Classe A 4 and their origins
We will therefore look into the different types of noise you may experience and their causes.
I hear grinding wheel noise on Mercedes Classe A 4 from, cardan shaft
The first situation of grinding wheel noise on your Mercedes Classe A 4 is that you feel a gimbal noise when you are turning significantly, usually at low speed. It is also plausible that you may experience this noise when you drive over speed bumps. You should experience a noise close to a cracking . It is quite plausible in this circumstance that one or more bellows of your gimbals are dead. In this situation, the joint must be destroyed and the transmission may fail. Check the state of the joint bellows and swap them if required or risk having your car immobilized. If they have holes, they will in the near future dry out and fill with dust or stones that will very fast affect the cardan shaft itself, don’t wait to act! In case you have a noise when you pass on damaged roads but the gimbals are not the origin of it, read this article about suspension noise on Mercedes Classe A 4 to help you find a solution.
I get a wheel noise Mercedes Classe A 4 when coasting connected to a bearing
One of the other probable triggers of signs on the front wheel of your Mercedes Classe A 4 when coasting, may be that one of your bearing is good to be changed, it will tend to produce a thumping noise that intensifies when it is stressed (turns faster and faster). So make sure to verify by taking speed (neutral and window open to hear only the noise of the wheels) that the noise is well coming from here, if this is the case swap it or them in short order. If, on the other hand, this noise only manifests itself with an engaged speed, read this article about loud noises on Mercedes Classe A 4, you will most likely find a resolution to your issue.
I notice a wheel noise Mercedes Classe A 4 connected to brakes
If you listen to noise from one or both of your wheels, it is highly plausible that it is your pads or discs that are the cause. Indeed, a disc or a set of dead plates will create a loud metallic noise that you will obviously feel. To verify this, put your car on axle stands, and verify the state of your discs and pads by getting rid of the wheel. If they are involved, swap them promptly , otherwise you will no longer be able to brake. If you experience a metallic noise from your Mercedes Classe A 4, but the brakes are not the cause, read this article for more details on this issue.
I hear a wheel noise Mercedes Classe A 4 linked to faulty wheel alingment
If you experience a noise that may look like a vibration and will increase as you increase speed, it is plausible that your wheel alingment or balancing is the cause of it. Wheel alingment of a car is an essential step that is generally done after each tire swap. It will ensure that the wheel rotates in a perfect axis and therefore that tyre wear is homogeneous and grip, ground contact is ideal. If your balancing weights are missing or incorrectly positioned, your wheels will tend to vibrate a lot and create a significant wheel noise on Mercedes Classe A 4. Examine that your seals are still in position, otherwise go to your mechanic.
I find out a wheel noise Mercedes Classe A 4 connected to wishbone
Finally, you may notice a noise on your Mercedes Classe A 4 at the wheels, when you accelerate, you brake or in a rather random moment. It is likely that the cause of this issue comes from the double wishbone suspension or the direction hinges. Indeed, you will be able to test a damaged double suspension wishbone when you accelerate when it will be pushed on side and the automobile will pull on the outside of the damaged wishbone (right wishbone pulls right) and when braking towards the inside of the same side (left wishbone pulls left). You can also verify the condition of the swivel bellows visually, which may affect the action of changing direction. If you are in one of these cases go to your auto mechanic.
