What can be more frustrating than noises when you start your automobile… Indeed, you plausibly previously noticed noises when you start your Audi A7 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 team has chosen 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 A7 but the automobile does not start, and finally, the noise you can experience on your automobile if it starts, first cold and then hot.
I acknowledge a noise when I try to start my Audi A7, but the engine doesn’t start
I identify a clicking noise at the start of my Audi A7
If you acknowledge a noise when you want to start your automobile, and it does not want to turn on, it is most likely that it is the battery that is contributing to the trouble. Indeed, if you experience clicking noise when you start your Audi A7, 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 necessary. In the event that after verifying your battery, you still encounter a noise when starting your Audi A7 and it does not want to start, browse this content about starter motor noises on Audi A7 for more details and to locate the source of your trouble.
I notice a noise when I start my Audi A7 but the engine it starts
I acknowledge a noise when I start my Audi A7
- Grinding or squealing type noises when I start cold Audi A7 :
If you acknowledge a noise when you start your Audi A7, and this noise sounds like grinding or squealing noise, which can also be linked to vibrations, it is plausible 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 performance of the engine will be altered. Verify the condition of your injectors and air intake system. For more details on the source of injection-related noises on Audi A7, browse this content page. - Cold start friction parts Audi A7 :
If you notice cold friction noises on Audi A7, it is pretty much 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 plausible that the tensioner roller or damper pulley is worn out and that as a result the extension belt provoke a friction noise, often when cold. Visually examine your belt and swap it if needed. If you have other friction noises, and it doesn’t result from your serpentine belt, we have a full content on engine of your Audi A7.
I acknowledge a noise when starting my Audi A7 even when hot
- rubber mount / silent bloc dead motor
If you acknowledge a clacking noise 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 replaced. And the huge vibrations made by starting the engine can produce starting noise on Audi A7. Verify their condition and swap them if needed. Browse this content if you would like to have detailed details on rubber mount noises on Audi A7. - Motor flywheel
Finally, if you perceive a noise that sounds a little like a crank noise when you start your Audi A7, even when hot, it is plausible that if your series is equipped with a dual-mass flywheel, it is the source of your concerns. Indeed, these parts have created a lot of concerns on many automobiles. When they take part in the game they make noise when you start your Audi A7 and when you turn off the engine. Have his condition examined by a specialist.
