Do you listen a metallic noise on your Audi A8 once you drive? We know that this is not pleasurable and that you have questions. Finding out such a noise is not always a good sign, but it may also be nothing major. To support you solve this issue, our redaction decided to create this article to help you in this investigation. In order to execute this research as effectively as possible, we will first check out the plausible sources of metallic noise in the front of your automobile, and then, if the metallic noise comes from the rear of your automobile.
Metal noise Audi A8 coming from the front end of the automobile
I listen a metal rattling noise coming from wheels
- Metallic noise coming from your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the most likely triggers of metal noise manifestations on your Audi A8, may be that one of your bearing is tired, it will tend to generate a loud noise that increases when stressed (turns faster and faster). So take into account to verify by taking speed (neutral gear and window open to listen only to noise of the wheels) that the noise is well located here, if this is the case replace it or them quickly. If, on the other hand, this noise only manifests itself with an engaged speed, examine this report on loud noise on Audi A8, you will most likely find a remedy to your issue.
If you notice a metalic noise on Audi A8 and you have the feeling that it comes from your front wheels, it is highly plausible that it is your pads or discs that are the reason. In fact, a disc or a set of dead plates will make a strong metallic rubbing noise that you will inevitably feel. To verify this, put your automobile on safety stand, and verify the state of your discs and pads by removing the wheel. If they are involved, replace them fairly quickly , otherwise you will no longer be able to brake. If you experience a metallic noise from your automobile, and you want informations about it, read this article for more details about brake noises on xxx.
If it is rather when you are turning, passing over a bump or sidewalk that you listen a metallic noise on your Audi A8, then your rods may be worn. Whether it is the steering or the stabilizer bar, their wear will cause a metallic snap when they hit or change direction. To verify this, position yourself under your automobile, without the wheels, and move your rods, if they only oppose very little force it is likely that they will have to be swapped. If this is your case, we recommend highly that you consult this article for a complete guide about steering noises on Audi A8.
Other sources
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- Engine silentblock
- Dead gearbox, or broken pinion
A bit like worn stabilizer bar, if your engine silent blocks are damaged, you will feel as you pass over damaged roads or sidewalks, loud metallic noises on your Audi A8. Once screwed up, they will no longer accomplish their purpose as shock absorbers and, with each impact, or violent acceleration, a noise will arise. Therefore, remember to verify their status and replace them if needed. Feel free to read this article which is a complete file about strut mounts noises on Audi A8, how to verify their state and swap them.
Finally, the last basic reason of metallic noise on Audi A8. It’s because your transmission system is the source. It is conceivable, either because of improper use of the gearbox or because of excessive wear, that some gears in your gearbox have broken and are wandering around in it. They will then create a continuous metal rattling noise. That you shouldn’t feel in neutral. If this is your case, we recommend highly that you read this detailed guide on the sources of steering noises on Audi A8.
Metallic noise Audi A8 coming from the rear end of the vehicle
Exhaust pipe
If, on the other hand, you feel an exhaust noise that is more of a metallic type, it is plausible that one or more parts of your exhaust may be damaged. In fact, it is plausible that either the catalyst or the silencer may be the reason of this noise. To be sure, go under the automobile, cold, and knock each of the previously stated units with a hammer to define the source of the noise. You should notice things moving in the problematic part, if it’s the exhaust baffles, you can try to hammer in the section a little to try to block them and limit their movements. If it is a dead catalyst, it will be required to reflect on swapping it, as well as the silencer. In cases like this, to eliminate the metallic noise on your Audi A8, you will either have to find a second hand one and do it yourself, or go to your mechanic.
Noise from wheels
- Bearings
- Brake pads or discs
As for the bearings of your automobile, it is plausible that with wear they are at the origin of your metallic noises on your Audi A8. Go a little further up in the article content where you will find details of the solution already exposed for the front part of the automobile.
Finally, if the noise originates from your discs brakes or pads, you should refer to the part in question in the first section of this manual.
