It is never enjoyable to find out a sound on your car that you don’t know where it comes from. You may be thinking about what to do when you find a reversing gear noise that continues on your Bmw Serie 4 F32? Any gearbox trouble can be important, but before making sure, it is better to do a few inspections. Our team has written this document to support you resolve it. First, we will see what the sources and the different gearbox noises can be on Bmw Serie 4 F32, and second, what are the solutions available to you.
Classical reverse Bmw Serie 4 F32 noises and some tips to look after your gearbox
Why does the reversing of my Bmw Serie 4 F32 make a different noise from my other speeds?
De facto, adding all gears, bearings and pinions into a gearbox is a difficult action. The sound made by the reversing of your Bmw Serie 4 F32 is logical. It can be explained in a fairly simple way. Indeed, 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 less strong than with spur gears implemented for the reverse gear.
Tips to reduce wear on your clutch and gearbox
- Don’t give a big boost:
Certainly, if you kick the throttle hard when you are in reverse or when you put the car in the revs, you risk to burn your clutch or gnawing at the gearbox pinions. - Never reverse while the car is in motion or vice versa:
Reversing the direction of operation of the gearbox during operation is a very bad choice. Indeed, the pressure you will put in on the gears will be enormous and you will generate 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 notice a reverse noise on your Bmw Serie 4 F32 if you shift gear under these conditions.
Different Bmw Serie 4 F32 reversing noises and their triggers
Finally in this section, we will move on to what you are probably most enthusiastic about in this article, to find out about the origin of reversing noise on Bmw Serie 4 F32. Here are the 3 typical noises you may be victim of.
I listen to a grinding noise when starting in reverse gear
If you find out a grinding noise when you start in reverse with your Bmw Serie 4 F32, it may be the engine mounts that are tired. Indeed, when the engine is in reverse gear, due to the pinions we saw above the vibrations produced 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 case, do not hesitate to check this article for more details about strut mount noises on Bmw Serie 4 F32.
An increased reverse knocking noise on Bmw Serie 4 F32X
If you are subject to a knocking noise when you are in reverse with your Bmw Serie 4 F32 and this noise tends to increase as you gain speed. It is conceivable that you are dealing with a serious trouble that needs to be solved quickly before destroying your entire gearbox. Indeed, 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 in short order. Take your car to your technician quickly or read this content page about gearbox noise on Bmw Serie 4 F32 for more data.
I notice a noise when I go in reverse
Experiencing a noise when you shift into reverse is normal and relating to the gears and sprockets used in the gearbox. If, on the other hand, you have the feeling that your Bmw Serie 4 F32 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.
