S6 Wagon L5-2226cc 2.22L DOHC Turbo (AAN) (1995)
Oil Pressure Sender: Locations
The oil pressure switches are located on the left side of the oil pan behind the oil filter
A - 1.8 bar oil pressure switch (white connector)
B - 0.3 bar oil pressure switch (blue connector)
Vehicles with an oil pressure gauge include the pressure sensor as an integral part of the pressure switch/sender (black connector).