Genuine OEM Nissan Distance Radar Sensor, part number 284384EJ0D. This sensor is a key component of modern advanced driver assistance systems (ADAS), utilizing radar technology to detect the distance and relative speed of objects ahead. It plays a crucial role in functions such as adaptive cruise control, forward collision warning, and automatic emergency braking. The sensor is typically mounted in the front of the vehicle, often behind the grille or bumper cover. Precise calibration and signal integrity are paramount for the safe and effective operation of these safety systems. Genuine OEM sensors ensure the exact performance and reliability required for ADAS.