What could be more annoying than noises when you start your vehicle… Indeed, you plausibly previously found out noises when you start your Audi S3 and in general it’s frustrating. It might not be anything serious, 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 decided to compose this document to help you find its source. To do this, first, we will see the case of noise when starting on Audi S3 but the vehicle does not start, and finally, the noise you can encounter on your vehicle if it starts, first cold and then hot.
I perceive a noise when I try to start my Audi S3, but the engine doesn’t start
I perceive a clicking noise at the start of my Audi S3
If you perceive a noise when you want to start your vehicle, 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 acknowledge clicking noise when you start your Audi S3, and it sounds like a ticking, you most likely lack the energy to run your starter, test out your battery with a voltmeter and change it if necessary. In the case that after looking at your battery, you still know a noise when starting your Audi S3 and it does not want to start, consult this content page about starter motor noises on Audi S3 for more information and to find the origin of your issue.
I listen a noise when I start my Audi S3 but the engine it starts
I perceive a noise when I start my Audi S3
- Grinding or squealing type noises when I start cold Audi S3 :
If you perceive a noise when you start your Audi S3, and this noise looks like grinding or squealing noise, which can also be relating to vibrations, it is possible 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 running of the engine will be altered. Check the condition of your injectors and air intake system. For more information on the origin of injection-related noises on Audi S3, check out this content page. - Cold start friction parts Audi S3 :
If you perceive cold friction noises on Audi S3, it is almost 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 possible 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 change it if required. If you have other friction noises, and it doesn’t result from your serpentine belt, we have a full content page on engine of your Audi S3.
I perceive a noise when starting my Audi S3 even when hot
- rubber mount / silent bloc dead motor
If you perceive a clacking noise just when you start your car’s engine and it is more than 100,000 km long, it is possible that some of your engine silentblocks or rubber mounts are good to be changed. And the huge vibrations produced by starting the engine can make starting noise on Audi S3. Check their condition and replace them if required. Browse this content page if you would like to have detailed information on rubber mount noises on Audi S3. - Motor flywheel
Finally, if you hear a noise that sounds a little like a crank noise when you start your Audi S3, even when hot, it is possible 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 cars. When they take part in the game they produce noise when you start your Audi S3 and when you turn off the engine. Have his condition checked out by a mecanist.
