Genuine OEM Volkswagen Control Unit For Diesel, part number 03L906018RD. This electronic control unit manages various engine parameters for diesel engines. It is typically mounted in the engine bay. The unit has dimensions of 0.205m x 0.18m x 0.04m and weighs 0.88 kg. Genuine OEM control units are essential for correct engine operation, featuring precise calibration and firmware specific to the vehicle's requirements.