It is never pleasing to discover a sound you don’t know about, and which originates from your car. So, what if you identify an exhaust noise that continues on your Toyota Hilux? It is highly probable that this is a minor problem, however, before being sure, it is better to execute some verifications. Our team has written this to help you solve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Toyota Hilux and second, if you have a metallic rattling noise on your Toyota Hilux.
Muffled exhaust noise Toyota Hilux
Exhaust pipe with holes Toyota Hilux
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 Hilux, it is possible that it is due to a crack in the exhaust pipe, this is the most common cause. To be able to verify this, position a friend or relative under the running motor vehicle and accelerate to help them identify the starting point 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 changed.
Element dislocated exhaust pipe Toyota Hilux
The other possibility of being the subject of a muffled exhaust noise on Toyota Hilux is to have a part of the exhaust device that has dislocated resulting from 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 goal. These fumes will then make a loud noise. Same technique as above, we go under the Toyota Hilux to discover the problem location, 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, think about taking a look at this content which gives answers gives solutions about rear end noises on Toyota Hilux.
Metal rattling exhaust sound Toyota Hilux
Damaged exhaust muffler noise Toyota Hilux
If, on the other hand, you are exposed 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 possible that either your baffles, the catalyst or the silencer are the reason of this noise. To make sure, go under your Toyota Hilux, cold, and tap each of the previously stated parts with a hammer to discover 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 replacing it, as well as the silencer. In this case, to stop the exhaust noise on your Toyota Hilux, you will either have to find a second hand one and do it yourself, or go to your technician.
Metal rattling exhaust noise Toyota Hilux : Silentblock, loose pot
Finally, a metallic exhaust noise on your Toyota Hilux may be connected to a poor attachment of your exhaust to your vehicle. Indeed, over time, vibrations, the pot fasteners on the vehicle 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 changed.
