It is never pleasing to discover a sound you don’t know about, and which will arrive from your car. Thus, what if you notice an exhaust noise that is persistant on your Citroen C4 Aircross? It is highly probable that this is a minimal trouble, however, before being sure, it is better to conduct some inspections. Our team has created this to support you solve it. First, we will look at the possible causes if you have a muffled exhaust sound on your Citroen C4 Aircross and second, if you have a metallic rattling noise on your Citroen C4 Aircross.
Muffled exhaust noise Citroen C4 Aircross
Exhaust pipe with holes Citroen C4 Aircross
Having a muffled sound from its exhaust is not insignificant and can end in over-consumption, or a malfunction of the engine unit, which could in time become dirty, for example. If you have an exhaust noise on your Citroen C4 Aircross, it is plausible that it is due to a hole in the exhaust pipe, this is the most typical cause. In order to confirm this, situate someone under the running motor automobile and accelerate to help them recognize 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 replaced.
Element dislocated exhaust pipe Citroen C4 Aircross
The other possibility of being subjected to a muffled exhaust noise on Citroen C4 Aircross is to have a part of the exhaust system that has dislocated as a consequence of vibrations for example. In fact some junctions of the different parts of the pot can loosen along with time and cause 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 Citroen C4 Aircross to determine the trouble place, 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, consider taking a look at this content which gives solutions gives solutions about rear end noises on Citroen C4 Aircross.
Metal rattling exhaust sound Citroen C4 Aircross
Damaged exhaust muffler noise Citroen C4 Aircross
If, on the other hand, you are subject 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 destroyed. Indeed, it is plausible that either your baffles, the catalyst or the silencer are the cause of this noise. To be sure, go under your Citroen C4 Aircross, cold, and tap each of the previously stated parts with a hammer to determine 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 dead 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 C4 Aircross, you will either have to find a resale one and do it yourself, or go to your auto technician.
Metal rattling exhaust noise Citroen C4 Aircross : Silentblock, loose pot
Finally, a metallic exhaust noise on your Citroen C4 Aircross may be connected to a poor attachment of your exhaust to your automobile. In fact, over the years, vibrations, the pot fasteners on the automobile 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 responds. 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 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.
