Genuine OEM Volkswagen Exhaust Gas Temperature Sender, part number 03L906088FC. This sensor measures the temperature of exhaust gases as they exit the engine. It is typically located in the exhaust manifold or downpipe. Accurate temperature readings are crucial for the engine control unit to optimize fuel injection and emissions control. The sensor has a length of 0.66 meters. As a critical sensor, genuine OEM quality guarantees correct signal output and long-term reliability, ensuring optimal engine performance and emissions compliance.