It is never enjoyable to notice a sound on your vehicle that you don’t know where it comes from. You may be wondering what to do when you detect a reversing gear noise that persists on your Renault Megane 4? Any gearbox trouble can be important, but before making sure, it is better to do a few checks. Our team has created this document to help you eliminate it. First, we will see what the origins and the different gearbox noises can be on Renault Megane 4, and second, what are the solutions available to you.
Classical reverse Renault Megane 4 noises and some tips to preserve your gearbox
Why does the reversing of my Renault Megane 4 make a different noise from my other speeds?
De facto, adding all gears, bearings and pinions into a gearbox is a difficult exercise. The sound induced by the reversing of your Renault Megane 4 is logical. It can be explained in a fairly simple way. In fact, the gears used for conventional speeds (1st to 5th or 6th) are so-called “helical” gears (oblique gears) . The use of such a pinion makes the noise caused by the gears much less important than with spur gears employed for the reverse gear.
Tips to reduce wear on your clutch and gearbox
- Don’t give a big boost:
Indeed, if you kick the throttle hard when you are in reverse or when you put the vehicle in the revs, you risk to burn your clutch or gnawing at the gearbox pinions. - Never reverse while the vehicle is in motion or vice versa:
Reversing the direction of operation of the gearbox during operation is a very bad idea. In fact, the pressure you will put in on the gears will be monumental and you will develop a premature wear and tear of the gears. You can even destroy the gears of your gearbox at speed by doing so. It will therefore be completely typical if you experience a reverse noise on your Renault Megane 4 if you shift gear under these conditions.
Different Renault Megane 4 reversing noises and their causes
Finally in this section, we will move on to what you are probably most enthusiastic about in this article, to learn about the origin of reversing noise on Renault Megane 4. Here are the 3 typical sounds you may be victim of.
I hear a grinding noise when starting in reverse gear
If you notice a grinding noise when you start in reverse with your Renault Megane 4, it may be the engine mounts that are tired. Certainly, when the engine is in reverse gear, due to the pinions we saw above the vibrations made by the gearbox are higher and it is therefore conceivable that due to their wear the silentblocks no longer absorb the engine vibrations well. In this circumstance, do not hesitate to check out this paper for more info about strut mount noises on Renault Megane 4.
An increased reverse knocking noise on Renault Megane 4X
If you are subject to a knocking noise when you are in reverse with your Renault Megane 4 and this noise tends to increase as you gain speed. It is conceivable that you are experiencing a serious trouble that needs to be fixed rather quickly before destroying your entire gearbox. In fact, an intensifying rattling noise means that the gears are damaged. If they are, debris will spread to the rest of the box and damage other gears before long. Take your vehicle to your technician quickly or browse this document about gearbox noise on Renault Megane 4 for more details.
I acknowledge a noise when I go in reverse
Finding out a noise when you shift into reverse is normal and linked to the gears and sprockets used in the gearbox. If, on the other hand, you have the feeling that your Renault Megane 4 reverse gear makes more noise than before, it is conceivable that filings have been created and are moving around in it. It is therefore time to empty the box.
