Genuine OEM Audi Control Unit, part number 04L906026BN8V0. This electronic control module is designed for diesel engines, managing critical functions for optimal performance and emissions control. It is a key component within the engine management system. The part weighs approximately 0.723 kg and has dimensions of 0.205m x 0.18m x 0.04m. Genuine OEM control units are essential for ensuring the correct firmware and sensor calibration, which is critical for the precise operation of modern engine management systems.