It is rarely pleasant to find out a sound you don’t know about, and which originates from your car. So, what if you spot an exhaust noise that remains on your Volkswagen Crafter? It is highly probable that this is a minor problem, however, before being sure, it is better to carry out some inspections. Our team has written this to help you fix it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Volkswagen Crafter and second, if you have a metallic rattling noise on your Volkswagen Crafter.
Muffled exhaust noise Volkswagen Crafter
Exhaust pipe with holes Volkswagen Crafter
Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the car engine, which could finally become dirty, for example. If you have an exhaust noise on your Volkswagen Crafter, it is plausible that it is due to a crack in the exhaust pipe, this is the most classic cause. In order to verify this, situate someone under the running motor car and accelerate to help them locate the origin of the hole. Once determined, 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
The other possibility of being suffering from a muffled exhaust noise on Volkswagen Crafter is to have a part of the exhaust device that has dislocated caused by vibrations for example. Indeed some junctions of the different parts of the pot can loosen after a while and induce an exhaust gas leak in places not intended for this goal. These fumes will then produce a loud noise. Same technique as above, we go under the Volkswagen Crafter to establish the problem 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 document which gives answers gives solutions about rear end noises on Volkswagen Crafter.
Metal rattling exhaust sound Volkswagen Crafter
Damaged exhaust muffler noise Volkswagen Crafter
If, on the other hand, you are exposed to an exhaust sound that is more of a metallic sort of, it is plausible 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 induce of this noise. To be sure, go under your Volkswagen Crafter, 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 dead 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, you will either have to find a resale one and do it yourself, or go to your technician.
Metal rattling exhaust noise Volkswagen Crafter : Silentblock, loose pot
Finally, a metallic exhaust noise on your Volkswagen Crafter may be in connection with a poor attachment of your exhaust to your car. Indeed, after some time, vibrations, the pot fasteners on the car 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 motor, 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.
