It is never pleasant to hear a sound you don’t know about, and which will arrive from your car. Thus, what if you identify an exhaust noise that continues on your Mazda CX 9? It is highly possible that this is a minimal trouble, however, before being sure, it is better to carry out some verifications. Our team has made this to help you solve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Mazda CX 9 and second, if you have a metallic rattling noise on your Mazda CX 9.
Muffled exhaust noise Mazda CX 9
Exhaust pipe with holes Mazda CX 9
Having a muffled sound from its exhaust is not insignificant and can end in 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 Mazda CX 9, it is plausible that it is due to a hole in the exhaust pipe, this is the most common explanation. In order to confirm this, position somebody under the running motor automobile and accelerate to help them identify 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 swapped.
Element dislocated exhaust pipe Mazda CX 9
The other possibility of being the subject of a muffled exhaust noise on Mazda CX 9 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 with time and generate an exhaust gas leak in places not intended for this purpose. These fumes will then create a loud noise. Same technique as above, we go under the Mazda CX 9 to discern the trouble region, and tighten or replace the bolts. If you hear a muffled sound but after checking it doesn’t seem to come from the pot itself, think about looking at this article which gives solutions gives solutions about rear end noises on Mazda CX 9.
Metal rattling exhaust sound Mazda CX 9
Damaged exhaust muffler noise Mazda CX 9
If, alternatively, you are exposed to an exhaust sound that is more of a metallic type, it is plausible 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 induce of this noise. To confirm, go under your Mazda CX 9, cold, and tap each of the previously stated parts with a hammer to discern 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 Mazda CX 9, you will either have to find a resale one and do it yourself, or go to your auto technician.
Metal rattling exhaust noise Mazda CX 9 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Mazda CX 9 may be connected to a poor attachment of your exhaust to your automobile. In fact, as time passes, 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 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 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 swapped.
