Hi, my audi s7 2015 (s-tronic) 4.0 tfsi has fluctuaction of revs after stop car.
When car stops there is one wave of revs(sometimes two small waves more, very rarely). It intensifies when car is cold. Gerbox looks ok after review by gearbox service. Do you have any clue> Is it something in engine?


Movie below:
https://www.youtube.com/watch?v=yDxv9wKVu5M