It is never pleasant to find out a sound you don’t know about, and which results from your car. Thus, what if you detect an exhaust noise that persists on your Fiat 500? It is highly possible that this is a small problem, however, before being sure, it is better to accomplish some checks. Our team has written this to help you resolve it. First, we will look at the possible causes if you have a muffled exhaust sound on your Fiat 500 and second, if you have a metallic rattling noise on your Fiat 500.
Muffled exhaust noise Fiat 500
Exhaust pipe with holes Fiat 500
Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the car engine, which could finally become dirty, for example. If you have an exhaust noise on your Fiat 500, it is possible that it is due to a hole in the exhaust pipe, this is the most common reason. In order to confirm this, situate somebody under the running motor car and accelerate to help them find the starting point of the hole. Once located, 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 Fiat 500
The other possibility of being subjected to a muffled exhaust noise on Fiat 500 is to have a part of the exhaust device that has dislocated as a consequence of vibrations for example. In fact 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 make a loud noise. Same technique as above, we go under the Fiat 500 to discern the problem location, and tighten or swap 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 which gives answers gives solutions about rear end noises on Fiat 500.
Metal rattling exhaust sound Fiat 500
Damaged exhaust muffler noise Fiat 500
If, alternatively, you are exposed 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 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 Fiat 500, 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 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 Fiat 500, you will either have to find a used one and do it yourself, or go to your technician.
Metal rattling exhaust noise Fiat 500 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Fiat 500 may be related to a poor attachment of your exhaust to your car. In fact, as time passes, 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 reacts. Backwards there should be some play and be able to move but not too much. The closer you get to the engine, 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.