Genuine OEM Citroen Pressure Sensor, part number 1920CZ. This vital electronic component is responsible for accurately measuring pressure within a specific vehicle system, such as the intake manifold or fuel system. It transmits this critical data to the engine control unit (ECU), enabling precise adjustments for optimal engine performance, fuel efficiency, and emissions control. The sensor features a durable black plastic housing and an electrical connector for reliable signal transmission. Weighing approximately 0.02 kg, it is a lightweight yet crucial part. Choosing a genuine OEM sensor ensures exact calibration and signal characteristics, which are essential for the correct operation of complex engine management systems.