Genuine OEM Audi Camshaft Pulse Sender, part number 03G957147C. This vital sensor monitors the camshaft's rotational position, providing crucial data to the engine control unit for precise engine timing, fuel injection, and ignition. Weighing approximately 0.04 kg, this sensor is designed for accurate and consistent signal output. Using a genuine OEM sensor ensures exact calibration and signal characteristics, which are critical for optimal engine performance, fuel efficiency, and preventing diagnostic trouble codes.