It is never pleasant to hear a sound you don’t know about, and which originates from your car. Thus, what if you find an exhaust noise that is persistant on your Renault Trafic 3? It is highly probable that this is a minimal issue, however, before being sure, it is better to operate some inspections. Our team has written this to support you resolve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Renault Trafic 3 and second, if you have a metallic rattling noise on your Renault Trafic 3.
Muffled exhaust noise Renault Trafic 3
Exhaust pipe with holes Renault Trafic 3
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 finally become dirty, for example. If you have an exhaust noise on your Renault Trafic 3, it is possible that it is due to a hole in the exhaust pipe, this is the most regular explanation. In order to confirm this, situate a friend or relative under the running motor vehicle and accelerate to help them find the origin of the hole. Once located, 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 Renault Trafic 3
The other possibility of being subjected to a muffled exhaust noise on Renault Trafic 3 is to have a part of the exhaust unit that has dislocated caused by vibrations for example. In fact some junctions of the different parts of the pot can loosen along with time and induce 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 Renault Trafic 3 to determine the issue place, 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, consider taking a look at this document which gives solutions gives solutions about rear end noises on Renault Trafic 3.
Metal rattling exhaust sound Renault Trafic 3
Damaged exhaust muffler noise Renault Trafic 3
If, on the other hand, 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 induce of this noise. To confirm, go under your Renault Trafic 3, cold, and tap each of the previously stated parts with a hammer to determine 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 swapping it, as well as the silencer. In this case, to stop the exhaust noise on your Renault Trafic 3, you will either have to find a used one and do it yourself, or go to your auto technician.
Metal rattling exhaust noise Renault Trafic 3 : Silentblock, loose pot
Finally, a metallic exhaust noise on your Renault Trafic 3 may be in connection with a poor attachment of your exhaust to your vehicle. In fact, over time, vibrations, the pot fasteners on the vehicle 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 reacts. 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.
