It is rarely pleasing to discover a sound you don’t know about, and which originates from your car. Thus, what if you notice an exhaust noise that is persistant on your Nissan Leaf? It is highly probable that this is a minimal problem, however, before being sure, it is better to operate some investigations. Our team has written this to support you resolve it. First, we will look at the possible causes if you have a muffled exhaust sound on your Nissan Leaf and second, if you have a metallic rattling noise on your Nissan Leaf.exhaust-noise-nissan-leaf

Muffled exhaust noise Nissan Leaf

Exhaust pipe with holes Nissan Leaf

Having a muffled sound from its exhaust is not insignificant and can end in over-consumption, or a malfunction of the engine unit, which could finally become dirty, for example. If you have an exhaust noise on your Nissan Leaf, it is possible that it is due to a hole in the exhaust pipe, this is the most typical explanation. To be able to validate this, locate a friend or relative under the running motor automobile and accelerate to help them identify the starting point 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 changed.

Element dislocated exhaust pipe Nissan Leaf

The other possibility of being suffering from a muffled exhaust noise on Nissan Leaf is to have a part of the exhaust device that has dislocated as a consequence of vibrations for example. In fact some junctions of the different parts of the pot can loosen along with time and generate 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 Leaf to discern the problem region, and tighten or replace the bolts. If you hear a muffled sound but after verifying it doesn’t seem to come from the pot itself, consider taking a look at this document which gives solutions gives solutions about rear end noises on Nissan Leaf.

Metal rattling exhaust sound Nissan Leaf

Damaged exhaust muffler noise Nissan Leaf

If, alternatively, you are subject to an exhaust sound that is more of a metallic type, it is possible that one or more parts of your exhaust may be destroyed. 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 Leaf, 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 swapping it, as well as the silencer. In this case, to stop the exhaust noise on your Nissan Leaf, you will either have to find a second hand one and do it yourself, or go to your auto technician.

Metal rattling exhaust noise Nissan Leaf : Silentblock, loose pot

Finally, a metallic exhaust noise on your Nissan Leaf may be linked 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 verify, 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 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.