Genuine OEM Volkswagen Control Unit For Petrol Engine, part number 03H906023C. This unit manages engine functions and performance, controlling fuel injection, ignition timing, and emissions. It is a critical electronic module for the engine. The part weighs 0.892 kg and has dimensions of 0.21m x 0.18m x 0.04m. Genuine OEM control units are programmed with the correct firmware and calibration for reliable engine management.