It is never pleasurable to discover a sound that you don’t know where it originates from. So, what if you discover a gearbox noise that remains on your Lexus IS? It is most likely to be a minimal matter, but before making sure of that, it is best to execute a few verifications. Our team has made up this article to support you to fix it. First, we will see what the sources and different gearbox noises can be on Lexus IS, and second, what are the solutions accessible to you. 
The distinct noises and their sources
A gearbox / your transmission is the essential part of the transmission, it is coupled to the clutch that will release the engine pressure on the gearbox systems. Hearing noises from your Lexus IS’s gearbox is practically never a good indication, its fix is nearly unachievable to do due to the lack of specialized mecanician and its replacement demands a heavy expense. The gain is that generally its life expectancy after a first noise is quite long, which offers you time to organize the fix, but it is fundamental to verify instantly what is your exact matter.
Your Lexus IS transmission generates noise in neutral
If you encounter 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 swap it in short order. Indeed, if you are not even with a gear on and it produces sound, the pinions must already be at the end of their life.
You acknowledge a squeaking, a humming noise at the time of the gear shift
If you are sadly experiencing squeaks, or humming noises when you change the gears of your Lexus IS, it is unfortunately a good bet that it is your gears that are starting to fatigued. If this sound is not restricted to passing the first gear and keep going when you drive and shift other gears. This is most likely a sign 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 recommend you to browse this content in order to find the causes and solutions to a clutch noise on Lexus IS.
You encounter a whinning or hummin sound from the gearbox of your Lexus IS
Finally, if you acknowledge a noise close to a humming or whinning sound on the transmssion of your Lexus IS, it is very often the case that the gearbox of your Lexus IS lacks oil. Indeed, if it lacks oil, the parts will be exposed and grind agaisnt each other. In addition, each of its contacts will generate chips or metal dust that will mix with the oil and create even greater resistance to mechanisms that are already worn out, a snowball effect will show up if you do not almost instantly change the oil. In this case the oil should be black and your can can smell burning. Sometimes this sort of noises will be linked to a release bearing on Lexus IS, don’t hesitate to go to our content.
The solutions available if you feel a gearbox noise on your Lexus IS
- Examine the gearbox oil of your Lexus IS via the level gauge and reflect on 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 professionals have the capability to change damaged parts in your own system, they will almost always offer you a standard exchange.
