It is never pleasing to listen to a sound you don’t know about, and which will arrive from your car. So, what if you find an exhaust noise that is persistant on your Mercedes Actros? It is highly possible that this is a small problem, however, before being sure, it is better to accomplish some inspections. Our team has made this to help you fix it. First, we will look at the possible causes if you have a muffled exhaust sound on your Mercedes Actros and second, if you have a metallic rattling noise on your Mercedes Actros.
Muffled exhaust noise Mercedes Actros
Exhaust pipe with holes Mercedes Actros
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 finally become dirty, for example. If you have an exhaust noise on your Mercedes Actros, it is plausible that it is due to a crack in the exhaust pipe, this is the most usual explanation. In order to validate this, situate a friend or relative under the running motor vehicle and accelerate to help them locate the origin 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 changed.
Element dislocated exhaust pipe Mercedes Actros
The other possibility of being suffering from a muffled exhaust noise on Mercedes Actros is to have a part of the exhaust unit that has dislocated because of vibrations for example. Indeed 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 make a loud noise. Same technique as above, we go under the Mercedes Actros to discover the problem region, and tighten or swap the bolts. If you hear a muffled sound but after examining it doesn’t seem to come from the pot itself, consider having a look at this content which gives solutions gives solutions about rear end noises on Mercedes Actros.
Metal rattling exhaust sound Mercedes Actros
Damaged exhaust muffler noise Mercedes Actros
If, on the other hand, you are exposed to an exhaust sound that is more of a metallic type, it is plausible that one or more parts of your exhaust may be injured. Indeed, it is plausible that either your baffles, the catalyst or the silencer are the cause of this noise. To confirm, go under your Mercedes Actros, cold, and tap each of the previously stated parts with a hammer to discover 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 Mercedes Actros, you will either have to find a second hand one and do it yourself, or go to your mechanic.
Metal rattling exhaust noise Mercedes Actros : Silentblock, loose pot
Finally, a metallic exhaust noise on your Mercedes Actros may be in connection with a poor attachment of your exhaust to your vehicle. Indeed, over time, vibrations, the pot fasteners on the vehicle 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 reacts. 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.
