It is never enjoyable to acknowledge new noises on your car. We usually might worry and think about the most extreme. But experiencing wheel noise on Audi S4 is very often connected to small concerns that you can easily solve. To assist you in this inspection, our team decided to write this content to make your life easier and help you in this process. To do this, we will alternately see what are the distinctive noises that Audi S4 wheels can provoke and to which malfunctions they are linked.
The diverse wheel noises on Audi S4 and their sources
We will therefore concentrate on the different types of sound you may feel and their causes.
I notice grinding wheel noise on Audi S4 from, cardan shaft
The first possibility of grinding wheel noise on your Audi S4 is that you feel a gimbal sound when you are turning significantly, usually at low speed. It is also conceivable that you may feel this sound when you drive over speed bumps. You should experience a noise close to a cracking . It is quite conceivable in this situation that one or more bellows of your gimbals are out of date. In this situation, the joint must be weakened and the transmission may fail. Check the shape of the joint bellows and replace them if needed or risk having your car immobilized. If they have cracks, they will in the near future dry out and fill with dust or stones that will rather quickly damage the cardan shaft itself, don’t wait to act! In case you have a sound when you pass on damaged roads but the gimbals are not the cause, read this guide about suspension noise on Audi S4 to help you find a solution.
I hear a wheel noise Audi S4 when coasting caused by a bearing
One of the other probable origins of symptoms on the front wheel of your Audi S4 when coasting, may be that one of your bearing is tired, it will tend to make a thumping sound that intensifies when it is stressed (turns faster and faster). So you should verify by taking speed (neutral and window open to hear only the noise of the wheels) that the sound is well coming from here, if this is the case replace it or them very quickly. If, on the other hand, this noise only shows up itself with an engaged speed, read this guide about loud noises on Audi S4, you will most likely find an answer to your issue.
I listen to a wheel noise Audi S4 caused by brakes
If you encounter noise from one or both of your wheels, it is highly conceivable that it is your pads or discs that are the reason. In fact, a disc or a set of dead plates will create a loud metallic sound that you will undoubtedly notice. To verify this, put your car on axle stands, and examine the shape of your discs and pads by taking out the wheel. If they are involved, replace them quickly , otherwise you will no longer be able to brake. If you feel a metallic noise from your Audi S4, but the brakes are not the cause, read this guide for more information on this issue.
I experience a wheel noise Audi S4 due to faulty wheel alingment
If you feel a sound that may resemble a vibration and will accentuate as you increase speed, it is conceivable that your wheel alingment or balancing is the cause of it. Wheel alingment of a car is a major step that is generally done after each tire change. It will ensure that the wheel moves 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 provoke a significant wheel noise on Audi S4. Verify that your seals are still in place, otherwise go to your garage.
I listen to a wheel noise Audi S4 caused by wishbone
Finally, you may experience a noise on your Audi S4 at the wheels, when you accelerate, you brake or in a rather random moment. It is likely that the trigger of this issue comes from the double wishbone suspension or the direction hinges. In fact, 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 disturb the action of changing direction. If you are in one of these cases go to your auto mechanic.
