1.4 System Scan This function will automatically scan all systems of the vehicle. 1.5 System Selection EN This function allows you to manually choose the automotive electronic control system. Tap “ECM” (e.g.). The screen will show the selection interface. Choose the system to be tested. The following screen may vary by vehicle’s make, model, and year. 1.5.1 Version Information This function reads the current version information of ECU. 17