Genuine OEM Volkswagen Control Unit, part number 03C906021T360. This control unit manages and regulates the operation of the petrol engine's fuel injection and other critical functions. It is typically mounted in the engine bay. The unit weighs 0.88 kg and measures 0.205m x 0.18m x 0.04m. Genuine OEM control units have the correct firmware and sensor calibration, ensuring reliable engine management.