It is never pleasing to perceive a sound you don’t know about, and which originates from your car. Thus, what if you detect an exhaust noise that remains on your Toyota Scion FR S? It is highly probable that this is a minor trouble, however, before being sure, it is better to carry out some inspections. 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 Toyota Scion FR S and second, if you have a metallic rattling noise on your Toyota Scion FR S.exhaust-noise-toyota-scion-fr-s

Muffled exhaust noise Toyota Scion FR S

Exhaust pipe with holes Toyota Scion FR S

Having a muffled sound from its exhaust is not insignificant and can lead to over-consumption, or a malfunction of the car engine, which could in time become dirty, for example. If you have an exhaust noise on your Toyota Scion FR S, it is plausible that it is due to a hole in the exhaust pipe, this is the most classic cause. To be able to confirm this, locate somebody under the running motor vehicle and accelerate to help them identify the source 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 swapped.

Element dislocated exhaust pipe Toyota Scion FR S

The other possibility of being confronted with a muffled exhaust noise on Toyota Scion FR S is to have a part of the exhaust unit that has dislocated due to vibrations for example. Indeed some junctions of the different parts of the pot can loosen over time and cause 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 Toyota Scion FR S to discover the trouble region, and tighten or change the bolts. If you hear a muffled sound but after examining it doesn’t seem to come from the pot itself, consider looking at this document which gives answers gives solutions about rear end noises on Toyota Scion FR S.

Metal rattling exhaust sound Toyota Scion FR S

Damaged exhaust muffler noise Toyota Scion FR S

If, alternatively, you are exposed to an exhaust sound that is more of a metallic sort of, it is plausible that one or more parts of your exhaust may be weakened. Indeed, it is possible that either your baffles, the catalyst or the silencer are the reason of this noise. To be certain, go under your Toyota Scion FR S, 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 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 Toyota Scion FR S, you will either have to find a used one and do it yourself, or go to your auto technician.

Metal rattling exhaust noise Toyota Scion FR S : Silentblock, loose pot

Finally, a metallic exhaust noise on your Toyota Scion FR S may be related to a poor attachment of your exhaust to your vehicle. Indeed, over the years, vibrations, the pot fasteners on the vehicle 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 motor, 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.