What can be more disturbing than noises when you start your vehicle… Indeed, you maybe already found out noises when you start your Audi Q3 and in general it’s frustrating. It may not be anything significant, but each new engine starts usually turns 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 write this document to support you find its origin. To do this, first, we will see the case of noise when starting on Audi Q3 but the vehicle does not start, and finally, the noise you can experience on your vehicle if it starts, first cold and then hot.
I listen a noise when I try to start my Audi Q3, but the engine doesn’t start
I detect a clicking noise at the start of my Audi Q3
If you listen a noise when you want to start your vehicle, and it does not want to turn on, it is likely that it is the battery that is contributing to the trouble. Indeed, if you experience clicking noise when you start your Audi Q3, and it sounds like a ticking, you probably lack the energy to run your starter, check your battery with a voltmeter and replace it if required. In case that after verifying your battery, you still encounter a noise when starting your Audi Q3 and it does not want to start, refer to this article about starter motor noises on Audi Q3 for more details and to discover the origin of your trouble.
I listen to a noise when I start my Audi Q3 but the engine it starts
I listen a noise when I start my Audi Q3
- Grinding or squealing type noises when I start cold Audi Q3 :
If you listen a noise when you start your Audi Q3, and this noise sounds like grinding or squealing noise, which can also be related 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. Examine the condition of your injectors and air intake system. For more details on the origin of injection-related noises on Audi Q3, read this article. - Cold start friction parts Audi Q3 :
If you notice cold friction noises on Audi Q3, it is pretty much 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 examine your belt and replace it if necessary. If you have other friction noises, and it doesn’t result from your serpentine belt, we have a full article on engine of your Audi Q3.
I listen a noise when starting my Audi Q3 even when hot
- rubber mount / silent bloc dead motor
If you listen 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 swapped. And the huge vibrations produced by starting the engine can create starting noise on Audi Q3. Examine their condition and swap them if necessary. Browse this article if you would like to have detailed details on rubber mount noises on Audi Q3. - Motor flywheel
Finally, if you hear a noise that sounds a little like a crank noise when you start your Audi Q3, even when hot, it is plausible that if your series is equipped with a dual-mass flywheel, it is the origin of your concerns. Indeed, these parts have created a lot of concerns on many vehicles. When they take part in the game they make noise when you start your Audi Q3 and when you turn off the engine. Have his condition checked out by a professional.
