Genuine OEM Audi Engine Oil Pressure Switch, part number 079919081A. This switch is designed to detect and report engine oil pressure levels, activating warning indicators if pressure falls outside safe operating parameters. It typically threads into the engine block or oil filter housing. This electrical switch weighs 0.035 kg. Using a genuine OEM switch ensures accurate and reliable pressure detection, which is essential for protecting the engine from lubrication-related damage, preventing costly repairs, and maintaining optimal engine performance.