●This oil gauge and dipstick is designed for measuring the oil levels on different Audi engines fitted with electronic oil level systems. ●The tool checks the oil levels on Audi 2.0 TFSI, 3.2 FSI, 3.0 Supercharged, 4.3 FSI and 2.0 TDI CR. ●Specifically for Audi engines fitted with electronic oil level systems. ●The tool checks the oil levels on Audi 2.0 TFSI, 3.2 FSI, 3.0 Supercharged,4.3 FSI and 2.0 TDI CR. ●OEM T40178.