It is never pleasing to discover a sound you don’t know about, and which comes from your car. Thus, what if you spot an exhaust noise that persists on your Toyota RAV4? It is highly probable that this is a small trouble, however, before being sure, it is better to conduct some investigations. Our team has created this to support you fix it. First, we will look at the possible causes if you have a muffled exhaust sound on your Toyota RAV4 and second, if you have a metallic rattling noise on your Toyota RAV4.exhaust-noise-toyota-rav4

Muffled exhaust noise Toyota RAV4

Exhaust pipe with holes Toyota RAV4

Having a muffled sound from its exhaust is not insignificant and can end in over-consumption, or a malfunction of the engine, which could after a while become dirty, for example. If you have an exhaust noise on your Toyota RAV4, it is plausible that it is due to a crack in the exhaust pipe, this is the most common reason. In order to verify this, situate someone under the running motor car and accelerate to help them discover the origin 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 changed.

Element dislocated exhaust pipe Toyota RAV4

The other possibility of being suffering from a muffled exhaust noise on Toyota RAV4 is to have a part of the exhaust system that has dislocated caused by vibrations for example. In fact some junctions of the different parts of the pot can loosen with time and induce an exhaust gas leak in places not intended for this goal. These fumes will then create a loud noise. Same technique as above, we go under the Toyota RAV4 to determine the trouble location, and tighten or replace the bolts. If you hear a muffled sound but after verifying it doesn’t seem to come from the pot itself, think about having a look at this article which gives solutions gives solutions about rear end noises on Toyota RAV4.

Metal rattling exhaust sound Toyota RAV4

Damaged exhaust muffler noise Toyota RAV4

If, alternatively, you are subject to an exhaust sound that is more of a metallic type 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 make sure, go under your Toyota RAV4, cold, and tap each of the previously stated parts with a hammer to determine 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 changing it, as well as the silencer. In this case, to stop the exhaust noise on your Toyota RAV4, you will either have to find a second hand one and do it yourself, or go to your technician.

Metal rattling exhaust noise Toyota RAV4 : Silentblock, loose pot

Finally, a metallic exhaust noise on your Toyota RAV4 may be in connection with 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 responds. 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 changed.