It is rarely pleasing to discover a sound you don’t know about, and which originates from your car. So, what if you discover an exhaust noise that persists on your BMW X1? It is highly possible that this is a small problem, however, before being sure, it is better to conduct 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 BMW X1 and second, if you have a metallic rattling noise on your BMW X1.
Muffled exhaust noise BMW X1
Exhaust pipe with holes BMW X1
Having a muffled sound from its exhaust is not insignificant and can cause over-consumption, or a malfunction of the car engine, which could finally become dirty, for example. If you have an exhaust noise on your BMW X1, it is plausible that it is due to a hole in the exhaust pipe, this is the most classic cause. In order to verify this, situate a friend or relative under the running motor automobile and accelerate to help them determine 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 replaced.
Element dislocated exhaust pipe BMW X1
The other possibility of being the subject of a muffled exhaust noise on BMW X1 is to have a part of the exhaust device that has dislocated because of vibrations for example. Indeed some junctions of the different parts of the pot can loosen 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 BMW X1 to discern the problem place, 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 page which gives solutions gives solutions about rear end noises on BMW X1.
Metal rattling exhaust sound BMW X1
Damaged exhaust muffler noise BMW X1
If, alternatively, you are subject to an exhaust sound that is more of a metallic type of, it is plausible that one or more parts of your exhaust may be injured. Indeed, it is conceivable that either your baffles, the catalyst or the silencer are the reason of this noise. To make sure, go under your BMW X1, 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 out of date catalyst, it will be necessary to consider replacing it, as well as the silencer. In this case, to stop the exhaust noise on your BMW X1, you will either have to find a second hand one and do it yourself, or go to your auto technician.
Metal rattling exhaust noise BMW X1 : Silentblock, loose pot
Finally, a metallic exhaust noise on your BMW X1 may be in connection with a poor attachment of your exhaust to your automobile. Indeed, over time, vibrations, the pot fasteners on the automobile 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 replaced.
