Genuine OEM Volkswagen Control Unit, part number 03C906016AJ. This electronic control unit manages various functions of the petrol engine. It is typically located within the engine bay, often mounted to a bracket. The unit measures approximately 0.205m in length, 0.18m in width, and 0.04m in height, with a weight of 0.912 kg. Genuine OEM control units are essential for ensuring the correct firmware and sensor calibration, guaranteeing precise engine management and optimal performance.