The LAUNCH X431 CRP919MAX Wireless Bidirectional Diagnostic Scan Tool is a professional-grade tool that provides comprehensive diagnostic capabilities for a wide range of vehicles. With its bidirectional functionality, it can communicate with both the ECU and the vehicle's OBD-II port, allowing for detailed analysis and troubleshooting. The tool features a large color touchscreen display that makes it easy to navigate and access information, and comes with a comprehensive database of vehicle codes and descriptions. It also supports ECU coding, allowing for the customization of vehicle settings and parameters. The CRP919MAX also includes a range of diagnostic services, such as FCA AutoAuth, which enables access to manufacturer-specific diagnostic information, and V.A.G Guided, which provides step-by-step guidance