If you notice a noise on your car, you are right to be attentive of it and take it seriously, although it is possible that nothing critical will result, it is also possible that it is the sign of a more important fix. A noise that appears in the trunk of your Mazda Mx5 is luckily more a indication of a small correction or restoration, rather than a complex one. To support you in your research, we have chosen to write this content to present you with the most likely solutions to your issue. First we will see that this trunk noise on your Mazda Mx5 can come from built up dirt, the issue can also come from a loose lock and finally, it can even come from a simple rivet that sits inside your bumper.
Noise in the trunk Mazda Mx5 : Built up dirt that causes poor closing
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We will therefore start with a trunk noise on your Mazda Mx5 generated by dirt accumulated on your joints, lock for example. Indeed, it is possible that on a car that is already a few years old and whose cleaning is not always a priority or that the roads used are not very clean that dirt accumulates at the trunk gasket. This issue causes a poor closure of the trunk and a noise that can sound like a crack. To examine if you are in this situation, open the trunk of your Mazda Mx5, check the state of the gasket that goes around the entire tailgate and clean it with a wet/soap cloth, dry the whole thing and try to close the trunk and take a dentred road to see the difference. If this is not the case, continue to the other hypotheses that will probably give a solution. It is possible however that you have a trunk noise on your Mazda Mx5 that is relating to other origins such as shock absorbers, do not hesitate to read this content on the noises at the back of a Mazda Mx5.
Noise in the trunk of my Mazda Mx5 : Loose lock, clicking noise
Second probability, you may also, over time, encounter a locking system that became loose. And this is one of the most potential alternatives. Indeed, knowing a trunk noise on your Mazda Mx5 is very often relating to this issue. Some solutions are available to you according to the level of play you have with your lock. The first is that in some cases the offset is minimal and a simple greasing of the mechanism with thick grease is good enough to resolve the issue. Secondly, it is also possible that you really have a lot of play on your lock and that each time the trunk “jumps”, in which circumstance you would have to strip off the cover that allows access to the lock (inside the trunk). Then, using torx screws, you unscrew the striker attached to the threshold, just push it back a little towards the inside of the trunk and tighten it again. Make sure to examine the centering of the striker in connection with the trunk lock. If after examining the trunk of your Mazda Mx5 closes badly, it means that you have moved it too far, repeat the procedure by pushing the striker less.
Noise in my trunk Mazda Mx5 : Rivet following plate change in the trunk/ bumper
Finally, one of the last possibilities. It is that following a license plate change you were unlucky and that a piece of rivet fell at the rear of your plate. Indeed, when a plate swap is done, to take off the old one the procedure used is to drill the existing rivets in order to release the license plate. Unfortunately, it can happen that part of the rivet falls into the hole of the bumper and it will therefore wander inside the bumper and can create an annoying noise. To check that it is this problem you are experiencing, and that you have a trunk noise on your Mazda Mx5 linked to a rivet, you will need to examine that it is in the tailgate open it and stir it to discern the noise. If this is your case, you will have to remove the linings from the trunk to remove it. Finally, if it is your bumper, it is in this rarer and more disturbing case, you will have to take off the bumper to remove the bits of rivet that are running around.
