It is rarely pleasant to discover a sound you don’t know about, and which comes from your car. So, what if you detect an exhaust noise that continues on your Toyota Hilux 3? It is highly probable that this is a minimal issue, however, before being sure, it is better to operate some investigations. Our team has made this to support you resolve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Toyota Hilux 3 and second, if you have a metallic rattling noise on your Toyota Hilux 3.
Muffled exhaust noise Toyota Hilux 3
Exhaust pipe with holes Toyota Hilux 3
Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the car engine, which could after a while become dirty, for example. If you have an exhaust noise on your Toyota Hilux 3, it is plausible that it is due to a crack in the exhaust pipe, this is the most common reason. To be able to validate this, position somebody under the running motor automobile and accelerate to help them recognize the origin of the hole. Once identified, 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 Toyota Hilux 3
The other possibility of being the subject of a muffled exhaust noise on Toyota Hilux 3 is to have a part of the exhaust system that has dislocated as a consequence of vibrations for example. Indeed some junctions of the different parts of the pot can loosen after some time and induce 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 Toyota Hilux 3 to discover the issue place, and tighten or change the bolts. If you hear a muffled sound but after checking it doesn’t seem to come from the pot itself, consider having a look at this content page which gives solutions gives solutions about rear end noises on Toyota Hilux 3.
Metal rattling exhaust sound Toyota Hilux 3
Damaged exhaust muffler noise Toyota Hilux 3
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 weakened. Indeed, it is plausible that either your baffles, the catalyst or the silencer are the induce of this noise. To make sure, go under your Toyota Hilux 3, 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 Hilux 3, you will either have to find a second hand one and do it yourself, or go to your auto mechanic.
Metal rattling exhaust noise Toyota Hilux 3 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Toyota Hilux 3 may be linked to a poor attachment of your exhaust to your automobile. Indeed, over the years, vibrations, the pot fasteners on the automobile chassis can come off. In this case, you need to check, 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, the more fixed it should be. Visually check 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.
