It is rarely pleasing to hear a sound you don’t know about, and which originates from your car. Thus, what if you discover an exhaust noise that persists on your Nissan Note? It is highly probable that this is a small trouble, however, before being sure, it is better to conduct some checks. Our team has made this to support you fix it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Nissan Note and second, if you have a metallic rattling noise on your Nissan Note.
Muffled exhaust noise Nissan Note
Exhaust pipe with holes Nissan Note
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 the end become dirty, for example. If you have an exhaust noise on your Nissan Note, it is possible that it is due to a hole in the exhaust pipe, this is the most typical explanation. In order to validate this, situate somebody under the running motor automobile and accelerate to help them discover the source of the hole. Once discovered, 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 Nissan Note
The other possibility of being confronted with a muffled exhaust noise on Nissan Note is to have a part of the exhaust unit that has dislocated as a consequence of vibrations for example. In fact some junctions of the different parts of the pot can loosen after some time and cause an exhaust gas leak in places not intended for this goal. These fumes will then generate a loud noise. Same technique as above, we go under the Nissan Note to discover the trouble location, and tighten or change the bolts. If you hear a muffled sound but after verifying it doesn’t seem to come from the pot itself, think about having a look at this article which gives solutions gives solutions about rear end noises on Nissan Note.
Metal rattling exhaust sound Nissan Note
Damaged exhaust muffler noise Nissan Note
If, alternatively, 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 weakened. Indeed, it is conceivable that either your baffles, the catalyst or the silencer are the cause of this noise. To make sure, go under your Nissan Note, 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 replacing it, as well as the silencer. In this case, to stop the exhaust noise on your Nissan Note, you will either have to find a used one and do it yourself, or go to your mechanic.
Metal rattling exhaust noise Nissan Note : Silentblock, loose pot
Finally, a metallic exhaust noise on your Nissan Note may be connected to a poor attachment of your exhaust to your automobile. In fact, 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 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 replaced.
