It is never pleasant to find out a sound you don’t know about, and which comes from your car. Thus, what if you detect an exhaust noise that persists on your Volkswagen Polo 5? It is highly probable that this is a small issue, however, before being sure, it is better to carry out some inspections. Our team has made this to help you resolve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Volkswagen Polo 5 and second, if you have a metallic rattling noise on your Volkswagen Polo 5.
Muffled exhaust noise Volkswagen Polo 5
Exhaust pipe with holes Volkswagen Polo 5
Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the engine, which could after a while become dirty, for example. If you have an exhaust noise on your Volkswagen Polo 5, it is plausible that it is due to a crack in the exhaust pipe, this is the most common cause. To be able to verify this, locate a friend or relative under the running motor automobile and accelerate to help them recognize the origin of the hole. Once located, if it is not too large you can cold seal it with specific metallic mastic type legs. Otherwise, the section will have to be changed.
Element dislocated exhaust pipe Volkswagen Polo 5
The other possibility of being the subject of a muffled exhaust noise on Volkswagen Polo 5 is to have a part of the exhaust unit that has dislocated resulting from vibrations for example. Indeed some junctions of the different parts of the pot can loosen after some time and induce an exhaust gas leak in places not intended for this purpose. These fumes will then make a loud noise. Same technique as above, we go under the Volkswagen Polo 5 to establish the issue place, and tighten or replace the bolts. If you hear a muffled sound but after verifying it doesn’t seem to come from the pot itself, think about having a look at this content which gives solutions gives solutions about rear end noises on Volkswagen Polo 5.
Metal rattling exhaust sound Volkswagen Polo 5
Damaged exhaust muffler noise Volkswagen Polo 5
If, alternatively, you are subject to an exhaust sound that is more of a metallic type, it is plausible that one or more parts of your exhaust may be broken. Indeed, it is plausible that either your baffles, the catalyst or the silencer are the induce of this noise. To confirm, go under your Volkswagen Polo 5, cold, and tap each of the previously stated parts with a hammer to establish the origin of the noise. You should move things between things in the problematic part, if they are baffles, you can try to push the section a little bit to try to block them and thus limit their movements. If it is a out of date catalyst, it will be necessary to consider changing it, as well as the silencer. In this case, to stop the exhaust noise on your Volkswagen Polo 5, you will either have to find a used one and do it yourself, or go to your technician.
Metal rattling exhaust noise Volkswagen Polo 5 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Volkswagen Polo 5 may be linked to a poor attachment of your exhaust to your automobile. Indeed, after some time, vibrations, the pot fasteners on the automobile chassis can come off. In this case, you need to examine, when cold, that the pot holds well, to try to get it to move in different directions and watch how it reacts. Backwards there should be some play and be able to move but not too much. The closer you get to the engine, the more fixed it should be. Visually examine the fasteners for which you have doubts. Finally, it is possible that a silentbloc may have died . In this case it will have to be changed.
