It is rarely pleasing to find out a sound you don’t know about, and which comes from your car. Thus, what if you spot an exhaust noise that remains on your Volkswagen Crafter 2? It is highly probable that this is a minimal issue, however, before being sure, it is better to accomplish some verifications. Our team has written this to support you fix it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Volkswagen Crafter 2 and second, if you have a metallic rattling noise on your Volkswagen Crafter 2.
Muffled exhaust noise Volkswagen Crafter 2
Exhaust pipe with holes Volkswagen Crafter 2
Having a muffled sound from its exhaust is not insignificant and can end up in over-consumption, or a malfunction of the car engine, which could in the end become dirty, for example. If you have an exhaust noise on your Volkswagen Crafter 2, it is plausible that it is due to a hole in the exhaust pipe, this is the most common cause. To be able to confirm this, situate a friend or relative under the running motor vehicle and accelerate to help them determine the starting point of the hole. Once identified, if it is not too large you can cold seal it with specific metallic mastic type legs. Otherwise, the section will have to be swapped.
Element dislocated exhaust pipe Volkswagen Crafter 2
The other possibility of being subjected to a muffled exhaust noise on Volkswagen Crafter 2 is to have a part of the exhaust unit that has dislocated due to vibrations for example. In fact some junctions of the different parts of the pot can loosen over 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 Crafter 2 to define the issue location, and tighten or change the bolts. If you hear a muffled sound but after checking it doesn’t seem to come from the pot itself, think about looking at this article which gives answers gives solutions about rear end noises on Volkswagen Crafter 2.
Metal rattling exhaust sound Volkswagen Crafter 2
Damaged exhaust muffler noise Volkswagen Crafter 2
If, on the other hand, you are exposed 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 broken. Indeed, it is plausible that either your baffles, the catalyst or the silencer are the reason of this noise. To be certain, go under your Volkswagen Crafter 2, 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 replacing it, as well as the silencer. In this case, to stop the exhaust noise on your Volkswagen Crafter 2, you will either have to find a second hand one and do it yourself, or go to your technician.
Metal rattling exhaust noise Volkswagen Crafter 2 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Volkswagen Crafter 2 may be connected to a poor attachment of your exhaust to your vehicle. In fact, over time, vibrations, the pot fasteners on the vehicle 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 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 swapped.
