It is never pleasurable to listen to a sound that you don’t know where it comes from. So, what if you detect a gearbox noise that continues on your Mazda 3? It is most likely to be a small concern, but before making sure of that, it is best to execute a few checks. Our staff has written this content to support you to resolve it. First, we will see what the sources and different gearbox noises can be on Mazda 3, and second, what are the solutions accessible to you. 
The several noises and their origins
A gearbox / your transmission is the essential element of the transmission, it is coupled to the clutch that will release the engine pressure on the gearbox mechanisms. Discovering noises from your Mazda 3’s gearbox is practically never a good signal, its repair is nearly impossible to do due to the lack of professional garages and its replacement requires a heavy expense. The advantages is that generally its life expectancy after a first noise is reasonably long, which offers you time to prepare the repair, but it is crucial to verify right away what is your precise concern.
Your Mazda 3 transmission produces noise in neutral
If you feel a gearbox noise even when you are in neutral, it means that the gearbox’s internal elements are already well worn and that you will have to change it quickly. Indeed, if you are not even with a gear on and it produces noise, the pinions must already be at the end of their life.
You notice a squeaking, a humming noise at the time of the gear shift
If you are unluckily feeling squeaks, or humming noises when you switch the gears of your Mazda 3, it is unfortunately a good bet that it is your gears that are starting to fatigued. If this noise is not limited to passing the first gear and keep going when you drive and shift other gears. This is most likely an indicator of a gearbox which is nearly good to be replace. If you have the feeling after examining that the noise comes from the clutch and not the gearbox, we encourage you to consult this document to be able to find the triggers and solutions to a clutch noise on Mazda 3.
You feel a whinning or hummin sound from the gearbox of your Mazda 3
Finally, if you notice a noise close to a humming or whinning sound on the transmssion of your Mazda 3, it is very often the case that the gearbox of your Mazda 3 lacks oil. Indeed, if it lacks oil, the components will be exposed and grind agaisnt each other. In addition, each of its contacts will develop chips or metal dust that will mix with the oil and develop even greater resistance to mechanisms that are already worn out, a snowball effect will appear if you do not promptly change the oil. In this situation the oil should be black and your can can smell burning. Sometimes this sort of noises will be linked to a release bearing on Mazda 3, don’t hesitate to visit our document.
The solutions existing if you experience a gearbox noise on your Mazda 3
- Check the gearbox oil of your Mazda 3 via the level gauge and consider replacing it if the oil is black
- Use the double clutch to try to make it last till you’re able to swap the gearbox, this will limit the already advanced wear of your gearbox and limit the wear of the pinions.
- Start looking for a second-hand or new gearbox, very few mechanics have the capacity to change damaged parts in your own system, they will almost always offer you a standard exchange.
