Genuine OEM Audi Engine Oil Pressure Switch, part number 06E919081D. This vital engine sensor is responsible for monitoring the oil pressure within the engine's lubrication system, sending signals to the engine control unit and dashboard warning light. It is typically threaded into the engine block or oil filter housing. Weighing 0.042 kg, it provides precise pressure readings. Using a genuine OEM oil pressure switch ensures accurate and timely detection of low oil pressure conditions, which is crucial for preventing severe engine damage and maintaining the longevity of the engine.