The Genuine Porsche Engine Coolant Temperature Sensor (Part Number 94860642000) is a vital component in the engine cooling system of a Porsche vehicle. This sensor is responsible for measuring the temperature of the engine coolant and sending this information to the vehicle's engine control unit. The engine control unit then uses this data to adjust the fuel mixture and ignition timing, ensuring optimal engine performance and efficiency. This OEM sensor is specifically designed for use in Porsche vehicles and is made from high-quality materials to ensure durability and accurate temperature readings. It is a direct replacement for the original sensor and is compatible with various Porsche models.