Genuine OEM Volkswagen Differential Pressure Transmitter, part number 03N906051C. This sensor is crucial for engine management, measuring pressure differences, often within the exhaust system, to monitor components like the Diesel Particulate Filter (DPF). Its accurate readings enable the engine control unit to optimize performance and emissions. Weighing approximately 0.039 kg, this genuine OEM sensor provides precise calibration and signal characteristics, essential for reliable engine operation and emissions compliance.