It is never pleasing to listen to 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 Peugeot 4008? It is highly possible that this is a small trouble, however, before being sure, it is better to carry out some checks. Our team has made this to support you resolve it. First, we will look at the possible causes if you have a muffled exhaust sound on your Peugeot 4008 and second, if you have a metallic rattling noise on your Peugeot 4008.
Muffled exhaust noise Peugeot 4008
Exhaust pipe with holes Peugeot 4008
Having a muffled sound from its exhaust is not insignificant and can lead to over-consumption, or a malfunction of the engine unit, which could finally become dirty, for example. If you have an exhaust noise on your Peugeot 4008, it is possible that it is due to a hole in the exhaust pipe, this is the most regular reason. To be able to verify this, situate a friend or relative under the running motor car and accelerate to help them locate 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 Peugeot 4008
The other possibility of being subjected to a muffled exhaust noise on Peugeot 4008 is to have a part of the exhaust system that has dislocated caused by vibrations for example. Indeed some junctions of the different parts of the pot can loosen along with time and induce an exhaust gas leak in places not intended for this goal. These fumes will then generate a loud noise. Same technique as above, we go under the Peugeot 4008 to discover the trouble area, 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, consider having a look at this content page which gives answers gives solutions about rear end noises on Peugeot 4008.
Metal rattling exhaust sound Peugeot 4008
Damaged exhaust muffler noise Peugeot 4008
If, alternatively, you are exposed to an exhaust sound that is more of a metallic type, it is possible that one or more parts of your exhaust may be weakened. Indeed, it is conceivable that either your baffles, the catalyst or the silencer are the reason of this noise. To be sure, go under your Peugeot 4008, cold, and tap each of the previously stated parts with a hammer to discover 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 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 Peugeot 4008, you will either have to find a used one and do it yourself, or go to your auto technician.
Metal rattling exhaust noise Peugeot 4008 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Peugeot 4008 may be connected to a poor attachment of your exhaust to your car. Indeed, over the years, vibrations, the pot fasteners on the car 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 behaves. 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 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 swapped.
