It is never pleasant to find out a sound you don’t know about, and which will arrive from your car. So, what if you identify an exhaust noise that continues on your Citroen Ds4? It is highly probable that this is a minor trouble, however, before being sure, it is better to operate some investigations. Our team has produced this to help you fix it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Citroen Ds4 and second, if you have a metallic rattling noise on your Citroen Ds4.
Muffled exhaust noise Citroen Ds4
Exhaust pipe with holes Citroen Ds4
Having a muffled sound from its exhaust is not insignificant and can lead to over-consumption, or a malfunction of the car engine, which could eventually become dirty, for example. If you have an exhaust noise on your Citroen Ds4, it is possible that it is due to a crack in the exhaust pipe, this is the most common reason. In order to confirm this, locate a friend or relative under the running motor automobile and accelerate to help them identify the origin of the hole. Once discovered, 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 Citroen Ds4
The other possibility of being subjected to a muffled exhaust noise on Citroen Ds4 is to have a part of the exhaust system that has dislocated because of vibrations for example. In fact some junctions of the different parts of the pot can loosen after some time and generate 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 Ds4 to determine the trouble location, and tighten or replace the bolts. If you hear a muffled sound but after checking 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 Citroen Ds4.
Metal rattling exhaust sound Citroen Ds4
Damaged exhaust muffler noise Citroen Ds4
If, on the other hand, you are subject 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 damaged. Indeed, it is plausible that either your baffles, the catalyst or the silencer are the induce of this noise. To be sure, go under your Citroen Ds4, 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 dead catalyst, it will be necessary to consider swapping it, as well as the silencer. In this case, to stop the exhaust noise on your Citroen Ds4, you will either have to find a used one and do it yourself, or go to your technician.
Metal rattling exhaust noise Citroen Ds4 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Citroen Ds4 may be connected to a poor attachment of your exhaust to your automobile. In fact, after some 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 responds. 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.
