Genuine OEM Volkswagen Control Unit, part number 03C906026BK5N0. This electronic control unit is responsible for managing various engine parameters and functions. It is typically located within the engine bay assembly. 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 ensuring the correct firmware and sensor calibration, guaranteeing reliable engine operation and longevity.