Do you listen to a metallic noise on your Volkswagen Polo 4 once you drive? We understand that this is not pleasant and that you have questions. Listening such a noise is not always a good indication, but it may also be nothing major. To help you solve this problem, our redaction decided to compose this article content to help you in this search. In order to execute this research as effectively as possible, we will first have a look at the possible origins of metallic noise in the front of your vehicle, and then, if the metallic noise comes from the rear of your vehicle.
Metal noise Volkswagen Polo 4 coming from the front end of the vehicle
I acknowledge a metal rattling noise coming from wheels
- Metallic noise originating from your bearing
- Metalic noise coming from brake
- Stabilizer bar worn
One of the possible causes of metal noise symptoms on your Volkswagen Polo 4, may be that one of your bearing is tired, it will tend to produce a loud noise that increase when stressed (turns faster and faster). So bear in mind to verify by taking speed (neutral gear and window open to be aware only to noise of the wheels) that the noise is well based here, if this is the case replace it or them fairly quickly. If, on the other hand, this noise only manifests itself with an engaged speed, read this report on loud noise on Volkswagen Polo 4, you will most likely find a remedy to your problem.
If you discern a metalic noise on Volkswagen Polo 4 and you have the feeling that it comes from your front wheels, it is highly possible that it is your pads or discs that are the trigger. In fact, a disc or a set of dead plates will generate a strong metallic friction noise that you will inevitably feel. To verify this, put your vehicle on safety stand, and verify the condition of your discs and pads by taking out the wheel. If they are involved, replace them as soon as possible , otherwise you will no longer be able to brake. If you feel a metallic noise from your vehicle, and you want infos about it, examine this guide for more information about brake noises on xxx.
If it is rather when you are turning, passing over a bump or sidewalk that you acknowledge a metallic noise on your Volkswagen Polo 4, then your rods may be worn. Whether it is the steering or the stabilizer bar, their wear will trigger a metallic snap when they hit or change direction. To verify this, position yourself under your vehicle, without the wheels, and move your rods, if they only oppose very little force it is likely that they will have to be changed. If this is your case, we recommend that you consult this article content for a complete guide about steering noises on Volkswagen Polo 4.
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 Volkswagen Polo 4. Once screwed up, they will no longer accomplish their function as shock absorbers and, with each impact, or violent acceleration, a noise will occur. Therefore, bear in mind to verify their status and replace them if required. Feel free to consult this article content which is a complete file about strut mounts noises on Volkswagen Polo 4, how to verify their condition and change them.
Finally, the last basic trigger of metallic noise on Volkswagen Polo 4. It’s because your transmission system is the origin. It is possible, 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 develop a continuous metal rattling noise. That you shouldn’t feel in neutral. If this is your case, we recommend that you look at this detailed guide on the origins of steering noises on Volkswagen Polo 4.
Metallic noise Volkswagen Polo 4 coming from the rear end of the vehicle
Exhaust pipe
If, on the other hand, you hear an exhaust noise that is more of a metallic type, it is possible that one or more parts of your exhaust may be damaged. In fact, it is possible that either the catalyst or the silencer may be the trigger of this noise. To be sure, go under the vehicle, cold, and knock each of the previously stated units with a hammer to define the origin of the noise. You should perceive 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 necessary to reflect on replacing it, as well as the silencer. In cases like this, to stop the metallic noise on your Volkswagen Polo 4, 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 vehicle, it is possible that with wear they are at the origin of your metallic noises on your Volkswagen Polo 4. Go a little further up in the document where you will find information of the solution already exposed for the front part of the vehicle.
Finally, if the noise comes from your discs brakes or pads, you should refer to the part in question in the first section of this manual.
