It is rarely pleasant to discover a sound you don’t know about, and which comes from your car. Thus, what if you identify an exhaust noise that remains on your Infiniti QX60? It is highly possible that this is a minor trouble, however, before being sure, it is better to accomplish some checks. Our team has made this to support you solve it. First, we will look at the possible causes if you have a muffled exhaust sound on your Infiniti QX60 and second, if you have a metallic rattling noise on your Infiniti QX60.
Muffled exhaust noise Infiniti QX60
Exhaust pipe with holes Infiniti QX60
Having a muffled sound from its exhaust is not insignificant and can end up 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 Infiniti QX60, it is possible that it is due to a crack in the exhaust pipe, this is the most classic reason. In order to validate this, situate somebody under the running motor automobile and accelerate to help them identify the source 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 Infiniti QX60
The other possibility of being subjected to a muffled exhaust noise on Infiniti QX60 is to have a part of the exhaust unit that has dislocated due to vibrations for example. Indeed some junctions of the different parts of the pot can loosen over 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 Infiniti QX60 to discern the trouble region, and tighten or swap the bolts. If you hear a muffled sound but after checking it doesn’t seem to come from the pot itself, think about having a look at this document which gives solutions gives solutions about rear end noises on Infiniti QX60.
Metal rattling exhaust sound Infiniti QX60
Damaged exhaust muffler noise Infiniti QX60
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 destroyed. 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 Infiniti QX60, cold, and tap each of the previously stated parts with a hammer to discern 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 Infiniti QX60, you will either have to find a used one and do it yourself, or go to your technician.
Metal rattling exhaust noise Infiniti QX60 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Infiniti QX60 may be connected to a poor attachment of your exhaust to your automobile. Indeed, as time passes, vibrations, the pot fasteners on the automobile 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 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 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 swapped.
