It is rarely pleasing to perceive a sound you don’t know about, and which will arrive from your car. Thus, what if you detect an exhaust noise that is persistant on your Mazda 2? It is highly possible that this is a small issue, however, before being sure, it is better to conduct some investigations. Our team has made this to help you fix it. First, we will look at the possible causes if you have a muffled exhaust sound on your Mazda 2 and second, if you have a metallic rattling noise on your Mazda 2.
Muffled exhaust noise Mazda 2
Exhaust pipe with holes Mazda 2
Having a muffled sound from its exhaust is not insignificant and can end in over-consumption, or a malfunction of the engine, which could eventually become dirty, for example. If you have an exhaust noise on your Mazda 2, it is possible that it is due to a hole in the exhaust pipe, this is the most classic cause. In order to validate this, position someone under the running motor vehicle and accelerate to help them recognize 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 Mazda 2
The other possibility of being suffering from a muffled exhaust noise on Mazda 2 is to have a part of the exhaust system that has dislocated because of vibrations for example. In fact 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 create a loud noise. Same technique as above, we go under the Mazda 2 to discover the issue 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 looking at this article which gives answers gives solutions about rear end noises on Mazda 2.
Metal rattling exhaust sound Mazda 2
Damaged exhaust muffler noise Mazda 2
If, on the other hand, you are subject 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 induce of this noise. To be certain, go under your Mazda 2, 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 dead catalyst, it will be necessary to consider replacing it, as well as the silencer. In this case, to stop the exhaust noise on your Mazda 2, you will either have to find a used one and do it yourself, or go to your mechanic.
Metal rattling exhaust noise Mazda 2 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Mazda 2 may be in connection with a poor attachment of your exhaust to your vehicle. In fact, as time passes, 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 responds. Backwards there should be some play and be able to move but not too much. The closer you get to the engine unit, 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.
