It is never pleasant to hear a sound you don’t know about, and which will arrive from your car. So, what if you spot an exhaust noise that persists on your Peugeot 207? It is highly possible that this is a minor issue, however, before being sure, it is better to carry out some verifications. Our team has written this to help you solve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Peugeot 207 and second, if you have a metallic rattling noise on your Peugeot 207.
Muffled exhaust noise Peugeot 207
Exhaust pipe with holes Peugeot 207
Having a muffled sound from its exhaust is not insignificant and can end in over-consumption, or a malfunction of the car engine, which could eventually become dirty, for example. If you have an exhaust noise on your Peugeot 207, it is possible that it is due to a crack in the exhaust pipe, this is the most usual cause. To be able to verify this, locate someone under the running motor car and accelerate to help them find the source 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 207
The other possibility of being confronted with a muffled exhaust noise on Peugeot 207 is to have a part of the exhaust system that has dislocated due to vibrations for example. Indeed 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 purpose. These fumes will then make a loud noise. Same technique as above, we go under the Peugeot 207 to discern the issue region, 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 looking at this content page which gives solutions gives solutions about rear end noises on Peugeot 207.
Metal rattling exhaust sound Peugeot 207
Damaged exhaust muffler noise Peugeot 207
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 broken. Indeed, it is plausible that either your baffles, the catalyst or the silencer are the induce of this noise. To make sure, go under your Peugeot 207, cold, and tap each of the previously stated parts with a hammer to discern 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 swapping it, as well as the silencer. In this case, to stop the exhaust noise on your Peugeot 207, you will either have to find a resale one and do it yourself, or go to your technician.
Metal rattling exhaust noise Peugeot 207 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Peugeot 207 may be related to a poor attachment of your exhaust to your car. Indeed, as time passes, 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 unit, 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.
