a. Read Fault Code This function can read the DTCs in the ECU memory, quickly identifying the cause of the vehicle breakdown. Tap “Read Fault Code." The screen will display diagnostic results. *Explanation of terms: • Freeze Frame: Take a snapshot of specific data streams for verification when the DTC occurs. • Help: To view the help information. • Code Search: To search for more information about the current DTC online. • Report: Tap to save the diagnostic result as a diagnostic report. All diagnostic reports can be accessed from “User Info” ->“My Report” -> “Diagnostic Report." b. Clear Fault Code This function can erase the codes from the vehicle.
Please make sure the vehicle’s ignition key is in the ON position with the engine off before the operation. c. Read Data Stream This option retrieves and displays live data and parameters from the vehicle’s ECU. Caution: If you must drive the vehicle to perform a troubleshooting procedure, ALWAYS have a second person assist you. Attempting to drive and operate the diagnostic tool at the same time is dangerous, and could cause a serious traffic accident. Tap “Read Data Stream." The following screen will appear: 16