It is never pleasant to notice a sound you don’t know about, and which results from your car. So, what if you detect an exhaust noise that continues on your Peugeot 309? It is highly possible that this is a small trouble, however, before being sure, it is better to execute some investigations. Our team has created this to support you resolve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Peugeot 309 and second, if you have a metallic rattling noise on your Peugeot 309.
Muffled exhaust noise Peugeot 309
Exhaust pipe with holes Peugeot 309
Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the engine unit, which could in the end become dirty, for example. If you have an exhaust noise on your Peugeot 309, it is plausible that it is due to a crack in the exhaust pipe, this is the most usual reason. To be able to confirm this, position a friend or relative under the running motor car and accelerate to help them find the starting point of the hole. Once found, 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 309
The other possibility of being subjected to a muffled exhaust noise on Peugeot 309 is to have a part of the exhaust unit that has dislocated caused by vibrations for example. In fact some junctions of the different parts of the pot can loosen over time and generate an exhaust gas leak in places not intended for this purpose. These fumes will then produce a loud noise. Same technique as above, we go under the Peugeot 309 to identify the trouble area, 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 taking a look at this article which gives solutions gives solutions about rear end noises on Peugeot 309.
Metal rattling exhaust sound Peugeot 309
Damaged exhaust muffler noise Peugeot 309
If, on the other hand, you are subject to an exhaust sound that is more of a metallic type, it is plausible that one or more parts of your exhaust may be injured. Indeed, it is possible that either your baffles, the catalyst or the silencer are the cause of this noise. To make sure, go under your Peugeot 309, cold, and tap each of the previously stated parts with a hammer to identify 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 changing it, as well as the silencer. In this case, to stop the exhaust noise on your Peugeot 309, you will either have to find a resale one and do it yourself, or go to your mechanic.
Metal rattling exhaust noise Peugeot 309 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Peugeot 309 may be linked to a poor attachment of your exhaust to your car. In fact, 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 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 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.
