It is never pleasant to perceive a sound you don’t know about, and which originates from your car. Thus, what if you discover an exhaust noise that is persistant on your Nissan Micra 5? It is highly probable that this is a minimal problem, however, before being sure, it is better to conduct some investigations. 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 Nissan Micra 5 and second, if you have a metallic rattling noise on your Nissan Micra 5.
Muffled exhaust noise Nissan Micra 5
Exhaust pipe with holes Nissan Micra 5
Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the car engine, which could eventually become dirty, for example. If you have an exhaust noise on your Nissan Micra 5, it is possible that it is due to a crack in the exhaust pipe, this is the most regular explanation. In order to confirm this, locate a friend or relative under the running motor automobile and accelerate to help them identify the starting point of the hole. Once determined, 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 Nissan Micra 5
The other possibility of being confronted with a muffled exhaust noise on Nissan Micra 5 is to have a part of the exhaust unit that has dislocated resulting from vibrations for example. In fact some junctions of the different parts of the pot can loosen with time and cause 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 Nissan Micra 5 to define the problem region, and tighten or replace the bolts. If you hear a muffled sound but after examining it doesn’t seem to come from the pot itself, consider looking at this article which gives solutions gives solutions about rear end noises on Nissan Micra 5.
Metal rattling exhaust sound Nissan Micra 5
Damaged exhaust muffler noise Nissan Micra 5
If, alternatively, you are subject to an exhaust sound that is more of a metallic type of, it is possible that one or more parts of your exhaust may be broken. Indeed, it is possible that either your baffles, the catalyst or the silencer are the reason of this noise. To be certain, go under your Nissan Micra 5, cold, and tap each of the previously stated parts with a hammer to define 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 changing it, as well as the silencer. In this case, to stop the exhaust noise on your Nissan Micra 5, you will either have to find a used one and do it yourself, or go to your auto technician.
Metal rattling exhaust noise Nissan Micra 5 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Nissan Micra 5 may be in connection with a poor attachment of your exhaust to your automobile. In fact, after some time, 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 motor, 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.
