It is rarely pleasant to perceive 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 Renault Megane 2? It is highly probable that this is a minor trouble, however, before being sure, it is better to conduct some checks. Our team has created this to help you resolve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Renault Megane 2 and second, if you have a metallic rattling noise on your Renault Megane 2.
Muffled exhaust noise Renault Megane 2
Exhaust pipe with holes Renault Megane 2
Having a muffled sound from its exhaust is not insignificant and can lead to over-consumption, or a malfunction of the engine, which could in time become dirty, for example. If you have an exhaust noise on your Renault Megane 2, it is possible that it is due to a hole in the exhaust pipe, this is the most typical reason. To be able to verify this, locate a friend or relative under the running motor automobile and accelerate to help them recognize the origin of the hole. Once determined, 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 Renault Megane 2
The other possibility of being suffering from a muffled exhaust noise on Renault Megane 2 is to have a part of the exhaust device that has dislocated due to vibrations for example. Indeed some junctions of the different parts of the pot can loosen 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 Renault Megane 2 to define the trouble region, and tighten or replace the bolts. If you hear a muffled sound but after examining it doesn’t seem to come from the pot itself, think about looking at this document which gives solutions gives solutions about rear end noises on Renault Megane 2.
Metal rattling exhaust sound Renault Megane 2
Damaged exhaust muffler noise Renault Megane 2
If, alternatively, you are subject to an exhaust sound that is more of a metallic type, 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 reason of this noise. To be certain, go under your Renault Megane 2, cold, and tap each of the previously stated parts with a hammer to define 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 out of date catalyst, it will be necessary to consider changing it, as well as the silencer. In this case, to stop the exhaust noise on your Renault Megane 2, you will either have to find a second hand one and do it yourself, or go to your mechanic.
Metal rattling exhaust noise Renault Megane 2 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Renault Megane 2 may be in connection with a poor attachment of your exhaust to your automobile. Indeed, after some time, 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 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 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.
