Unscrew the oil level control bolt "arrow". The oil level is correct if the gearbox is filled to the lower edge of the oil filler hole. Screw in the screw "arrow". Tighten the threaded plug of the oil filler hole. 30 Nm. When filling the crankcase after completely draining the oil, observe the following instructions: unscrew the bolt "arrow". Fill in transmission oil to the lower edge of the oil filler hole. Screw in the screw "arrow". Start the engine, engage a gear and let the gearbox run for about 2 minutes. Switch off the engine and unscrew the screw "arrow". Add transmission oil again to the lower edge of the filler hole. Screw in the screw "arrow". Tighten the threaded plug of the oil filler hole. 30 Nm.
Read the original source on the website AudiManual.ru