It is never pleasant to listen to a sound you don’t know about, and which will arrive from your car. Thus, what if you spot an exhaust noise that continues on your Volkswagen Golf 4? It is highly possible that this is a minimal problem, however, before being sure, it is better to conduct some verifications. Our team has created this to support you fix it. First, we will look at the possible causes if you have a muffled exhaust sound on your Volkswagen Golf 4 and second, if you have a metallic rattling noise on your Volkswagen Golf 4.
Muffled exhaust noise Volkswagen Golf 4
Exhaust pipe with holes Volkswagen Golf 4
Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the engine, which could in time become dirty, for example. If you have an exhaust noise on your Volkswagen Golf 4, it is plausible that it is due to a crack in the exhaust pipe, this is the most regular cause. To be able to validate this, situate someone under the running motor vehicle and accelerate to help them determine the source of the hole. Once discovered, if it is not too large you can cold seal it with specific metallic mastic type legs. Otherwise, the section will have to be replaced.
Element dislocated exhaust pipe Volkswagen Golf 4
The other possibility of being subjected to a muffled exhaust noise on Volkswagen Golf 4 is to have a part of the exhaust device that has dislocated caused by vibrations for example. In fact some junctions of the different parts of the pot can loosen along with time and induce an exhaust gas leak in places not intended for this purpose. These fumes will then generate a loud noise. Same technique as above, we go under the Volkswagen Golf 4 to identify the problem region, and tighten or replace the bolts. If you hear a muffled sound but after examining it doesn’t seem to come from the pot itself, think about looking at this article which gives solutions gives solutions about rear end noises on Volkswagen Golf 4.
Metal rattling exhaust sound Volkswagen Golf 4
Damaged exhaust muffler noise Volkswagen Golf 4
If, alternatively, you are subject to an exhaust sound that is more of a metallic type of, it is plausible that one or more parts of your exhaust may be destroyed. Indeed, it is possible that either your baffles, the catalyst or the silencer are the reason of this noise. To confirm, go under your Volkswagen Golf 4, cold, and tap each of the previously stated parts with a hammer to identify the source 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 replacing it, as well as the silencer. In this case, to stop the exhaust noise on your Volkswagen Golf 4, you will either have to find a used one and do it yourself, or go to your mechanic.
Metal rattling exhaust noise Volkswagen Golf 4 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Volkswagen Golf 4 may be connected to a poor attachment of your exhaust to your vehicle. In fact, after some time, vibrations, the pot fasteners on the vehicle chassis can come off. In this case, you need to verify, when cold, that the pot holds well, to try to get it to move in different directions and watch how it behaves. Backwards there should be some play and be able to move but not too much. The closer you get to the engine unit, the more fixed it should be. Visually verify 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 replaced.
