It is rarely pleasant to notice a sound you don’t know about, and which originates from your car. Thus, what if you discover an exhaust noise that is persistant on your Citroen C5 Aircross? It is highly possible that this is a minor problem, however, before being sure, it is better to accomplish some verifications. Our team has produced this to help you solve it. First, we will look at the possible causes if you have a muffled exhaust sound on your Citroen C5 Aircross and second, if you have a metallic rattling noise on your Citroen C5 Aircross.
Muffled exhaust noise Citroen C5 Aircross
Exhaust pipe with holes Citroen C5 Aircross
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 Citroen C5 Aircross, it is plausible that it is due to a crack in the exhaust pipe, this is the most common reason. To be able to confirm this, situate a friend or relative under the running motor car and accelerate to help them locate 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 changed.
Element dislocated exhaust pipe Citroen C5 Aircross
The other possibility of being the subject of a muffled exhaust noise on Citroen C5 Aircross is to have a part of the exhaust unit that has dislocated as a consequence of vibrations for example. Indeed some junctions of the different parts of the pot can loosen with time and generate an exhaust gas leak in places not intended for this purpose. These fumes will then create a loud noise. Same technique as above, we go under the Citroen C5 Aircross to determine the problem location, and tighten or swap the bolts. If you hear a muffled sound but after verifying it doesn’t seem to come from the pot itself, think about looking at this content which gives answers gives solutions about rear end noises on Citroen C5 Aircross.
Metal rattling exhaust sound Citroen C5 Aircross
Damaged exhaust muffler noise Citroen C5 Aircross
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 broken. Indeed, it is conceivable that either your baffles, the catalyst or the silencer are the cause of this noise. To make sure, go under your Citroen C5 Aircross, cold, and tap each of the previously stated parts with a hammer to determine 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 Citroen C5 Aircross, you will either have to find a second hand one and do it yourself, or go to your mechanic.
Metal rattling exhaust noise Citroen C5 Aircross : Silentblock, loose pot
Finally, a metallic exhaust noise on your Citroen C5 Aircross may be linked to a poor attachment of your exhaust to your car. Indeed, over 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, 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.
