It is never pleasurable to notice a sound that you don’t know where it originates from. So, what if you discover a gearbox noise that continues on your Toyota 4Runner? It is most likely to be a minor concern, but before making sure of that, it is best to conduct a few checks. Our team has made up this article to help you to solve it. First, we will see what the sources and different gearbox noises can be on Toyota 4Runner, and second, what are the solutions accessible to you. 
The different noises and their origins
A gearbox / your transmission is the essential component of the transmission, it is coupled to the clutch that will release the engine force on the gearbox systems. Experiencing noises from your Toyota 4Runner’s gearbox is never a good indication, its repair is practically impossible to accomplish due to the lack of special garages and its replacement demands a heavy expense. The advantages is that generally its life expectancy after a first noise is actually quite long, which gives you time to organize the repair, but it is necessary to check immediately what is your precise concern.
Your Toyota 4Runner transmission generates noise in neutral
If you feel a gearbox noise even when you are in neutral, it denotes that the gearbox’s internal components are already well worn and that you will have to change it in short order. In fact, if you are not even with a gear on and it generates noise, the pinions must already be at the end of their life.
You listen a squeaking, a humming noise at the time of the gear shift
If you are unfortunately feeling squeaks, or humming noises when you switch the gears of your Toyota 4Runner, it is unfortunately a good bet that it is your gears that are starting to fatigued. If this sound 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 advise you to read this content page in order to find the origins and solutions to a clutch noise on Toyota 4Runner.
You feel a whinning or hummin sound from the gearbox of your Toyota 4Runner
Finally, if you listen a noise almost like a humming or whinning sound on the transmssion of your Toyota 4Runner, it is very often the case that the gearbox of your Toyota 4Runner lacks oil. In fact, if it lacks oil, the elements will be exposed and grind agaisnt each other. In addition, each of its contacts will create chips or metal dust that will mix with the oil and produce even greater resistance to mechanisms that are already worn out, a snowball effect will appear if you do not almost instantly replace the oil. In this case the oil should be black and your can can smell burning. In some cases this kind of noises will be linked to a release bearing on Toyota 4Runner, don’t hesitate to check out our content page.
The solutions existing if you experience a gearbox noise on your Toyota 4Runner
- Check the gearbox oil of your Toyota 4Runner 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 change 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 replace damaged parts in your own system, they will almost always offer you a standard exchange.
