It is never pleasing to find out a sound you don’t know about, and which results from your car. So, what if you spot an exhaust noise that is persistant on your Subaru Outback? It is highly possible that this is a minimal problem, however, before being sure, it is better to execute some verifications. Our team has made this to help you resolve it. First, we will look at the possible reasons if you have a muffled exhaust sound on your Subaru Outback and second, if you have a metallic rattling noise on your Subaru Outback.
Muffled exhaust noise Subaru Outback
Exhaust pipe with holes Subaru Outback
Having a muffled sound from its exhaust is not insignificant and can cause 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 Subaru Outback, it is plausible that it is due to a crack in the exhaust pipe, this is the most regular reason. In order to verify this, locate someone under the running motor car and accelerate to help them discover 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 Subaru Outback
The other possibility of being subjected to a muffled exhaust noise on Subaru Outback is to have a part of the exhaust unit that has dislocated because of 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 goal. These fumes will then make a loud noise. Same technique as above, we go under the Subaru Outback to define the problem area, and tighten or replace the bolts. If you hear a muffled sound but after examining it doesn’t seem to come from the pot itself, consider taking a look at this content which gives solutions gives solutions about rear end noises on Subaru Outback.
Metal rattling exhaust sound Subaru Outback
Damaged exhaust muffler noise Subaru Outback
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 possible that either your baffles, the catalyst or the silencer are the cause of this noise. To be sure, go under your Subaru Outback, cold, and tap each of the previously stated parts with a hammer to define 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 Subaru Outback, you will either have to find a resale one and do it yourself, or go to your auto technician.
Metal rattling exhaust noise Subaru Outback : Silentblock, loose pot
Finally, a metallic exhaust noise on your Subaru Outback may be connected to a poor attachment of your exhaust to your car. In fact, after some time, vibrations, the pot fasteners on the car 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 responds. 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 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.
