It is rarely pleasant to listen to a sound you don’t know about, and which originates from your car. So, what if you find an exhaust noise that persists on your Volkswagen Coccinelle? It is highly possible that this is a small issue, however, before being sure, it is better to execute some verifications. Our team has produced this to support you fix it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Volkswagen Coccinelle and second, if you have a metallic rattling noise on your Volkswagen Coccinelle.exhaust-noise-volkswagen-coccinelle

Muffled exhaust noise Volkswagen Coccinelle

Exhaust pipe with holes Volkswagen Coccinelle

Having a muffled sound from its exhaust is not insignificant and can lead to over-consumption, or a malfunction of the engine, which could in the end become dirty, for example. If you have an exhaust noise on your Volkswagen Coccinelle, it is possible that it is due to a hole in the exhaust pipe, this is the most common explanation. In order to confirm this, situate someone under the running motor automobile and accelerate to help them discover the origin of the hole. Once found, 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 Coccinelle

The other possibility of being suffering from a muffled exhaust noise on Volkswagen Coccinelle is to have a part of the exhaust system that has dislocated due to vibrations for example. Indeed some junctions of the different parts of the pot can loosen over time and generate 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 Coccinelle to define the issue region, and tighten or change the bolts. If you hear a muffled sound but after examining it doesn’t seem to come from the pot itself, think about having a look at this article which gives answers gives solutions about rear end noises on Volkswagen Coccinelle.

Metal rattling exhaust sound Volkswagen Coccinelle

Damaged exhaust muffler noise Volkswagen Coccinelle

If, alternatively, you are exposed to an exhaust sound that is more of a metallic sort of, it is possible that one or more parts of your exhaust may be weakened. Indeed, it is possible that either your baffles, the catalyst or the silencer are the cause of this noise. To be certain, go under your Volkswagen Coccinelle, cold, and tap each of the previously stated parts with a hammer to define 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 Coccinelle, you will either have to find a used one and do it yourself, or go to your auto mechanic.

Metal rattling exhaust noise Volkswagen Coccinelle : Silentblock, loose pot

Finally, a metallic exhaust noise on your Volkswagen Coccinelle may be linked to a poor attachment of your exhaust to your automobile. Indeed, over 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 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 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.