What could be more frustrating than noises when you start your vehicle… Indeed, you probably previously heard noises when you start your Renault Megane 3 and in general it’s frustrating. It could not be anything critical, but each new engine starts usually becomes 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 support you find its origin. To do this, first, we will see the case of noise when starting on Renault Megane 3 but the vehicle does not start, and finally, the noise you can feel on your vehicle if it starts, first cold and then hot.
I acknowledge a noise when I try to start my Renault Megane 3, but the engine doesn’t start
I notice a clicking noise at the start of my Renault Megane 3
If you acknowledge a noise when you want to start your vehicle, and it does not want to turn on, it is most likely that it is the battery that is causing the issue. Indeed, if you notice clicking noise when you start your Renault Megane 3, and it sounds like a ticking, you most likely lack the energy to run your starter, test your battery with a voltmeter and change it if necessary. In the case that after checking out your battery, you still know a noise when starting your Renault Megane 3 and it does not want to start, consult this content about starter motor noises on Renault Megane 3 for more details and to discover the origin of your issue.
I listen a noise when I start my Renault Megane 3 but the engine it starts
I acknowledge a noise when I start my Renault Megane 3
- Grinding or squealing type noises when I start cold Renault Megane 3 :
If you acknowledge a noise when you start your Renault Megane 3, and this noise is like grinding or squealing noise, which can also be relating to vibrations, it is plausible that it is the combustion of your vehicle that is involved. Indeed if you have an air/fuel mixture that is not good the normal performance of the engine will be altered. Check the state of your injectors and air intake system. For more details on the origins of injection-related noises on Renault Megane 3, read this content. - Cold start friction parts Renault Megane 3 :
If you encounter cold friction noises on Renault Megane 3, it is practically certain that they come from one of your belts. Either the serpentine belt starts to wear out and therefore triggers a friction noise. It is also plausible that the tensioner roller or damper pulley is worn out and that as a result the extension belt causes a friction noise, often when cold. Visually check your belt and change it if necessary. If you have other friction noises, and it doesn’t come from your serpentine belt, we have a full content on engine of your Renault Megane 3.
I acknowledge a noise when starting my Renault Megane 3 even when hot
- rubber mount / silent bloc dead motor
If you acknowledge a clacking noise just when you start your car’s engine and it is more than 100,000 km long, it is plausible that some of your engine silentblocks or rubber mounts are good to be changed. And the huge vibrations generated by starting the engine can generate starting noise on Renault Megane 3. Check their state and swap them if necessary. Consult this content if you would like to have detailed details on rubber mount noises on Renault Megane 3. - Motor flywheel
Finally, if you notice a noise that sounds a little like a crank noise when you start your Renault Megane 3, even when hot, it is plausible that if your series is equipped with a dual-mass flywheel, it is the origin of your problems. Indeed, these parts have created a lot of problems on many automobiles. When they take part in the game they produce noise when you start your Renault Megane 3 and when you turn off the engine. Have his state checked out by a professional.
