What could possibly be more frustrating than noises when you start your automobile… Indeed, you probably already came across noises when you start your Lexus NX and usually it’s frustrating. It could not be anything critical, but each new engine starts usually will turn into a scary moment during which you don’t know if your engine will start. That is why our editorial staff has made the decision to compose this content to help you find its origin. To do this, first, we will see the case of noise when starting on Lexus NX but the automobile does not start, and finally, the noise you can feel on your automobile if it starts, first cold and then hot.
I listen a noise when I try to start my Lexus NX, but the engine doesn’t start
I pay attention to a clicking noise at the start of my Lexus NX
If you listen a noise when you want to start your automobile, and it does not want to turn on, it is very likely that it is the battery that is causing the issue. Indeed, if you perceive clicking noise when you start your Lexus NX, and it sounds like a ticking, you most likely lack the energy to run your starter, test your battery with a voltmeter and swap it if required. In the case that after examining your battery, you still experience a noise when starting your Lexus NX and it does not want to start, consult this content page about starter motor noises on Lexus NX for more information and to discover the source of your issue.
I listen a noise when I start my Lexus NX but the engine it starts
I listen a noise when I start my Lexus NX
- Grinding or squealing type noises when I start cold Lexus NX :
If you listen a noise when you start your Lexus NX, and this noise looks like grinding or squealing noise, which can also be connected to vibrations, it is conceivable that it is the combustion of your automobile that is involved. Indeed if you have an air/fuel mixture that is not good the normal general performance of the engine will be altered. Examine the state of your injectors and air intake system. For more information on the origins of injection-related noises on Lexus NX, check out this article. - Cold start friction parts Lexus NX :
If you encounter cold friction noises on Lexus NX, it is practically sure that they come from one of your belts. Either the serpentine belt starts to wear out and therefore causes a friction noise. It is also conceivable that the tensioner roller or damper pulley is worn out and that as a result the extension belt triggers a friction noise, often when cold. Visually verify your belt and swap it if necessary. If you have other friction noises, and it doesn’t come from your serpentine belt, we have a full content page on engine of your Lexus NX.
I listen a noise when starting my Lexus NX even when hot
- rubber mount / silent bloc dead motor
If you listen a clacking noise when you start your car’s engine and it is more than 100,000 km long, it is conceivable that some of your engine silentblocks or rubber mounts are dead. And the huge vibrations produced by starting the engine can produce starting noise on Lexus NX. Examine their state and replace them if necessary. Consult this content page if you would like to have detailed information on rubber mount noises on Lexus NX. - Motor flywheel
Finally, if you discern a noise that sounds a little like a crank noise when you start your Lexus NX, even when hot, it is conceivable that if your series is equipped with a dual-mass flywheel, it is the source of your problems. Indeed, these parts have created a lot of problems on many vehicles. When they take part in the game they make noise when you start your Lexus NX and when you turn off the engine. Have his state examined by a mecanist.
