This option lets you view and capture (record) real-time Live Data.
If there are still some trouble codes in the system, please troubleshoot the code using a factory diagnosis guide, then clear the code and recheck. Important Message: After clearing, you should retrieve trouble codes once more or turn ignition on and retrieve codes again. Tap “Yes” and the system will automatically delete the currently existing trouble code. On the diagnostic function selection screen, tap “Clear Fault Code”, a confirmation dialog box pops up on the screen. If proper repairs to correct the problem that caused the code(s) to be set are not made, the code(s) will appear again and the check engine light will illuminate as soon as the problem that cause the DTC to set manifests itself.
Before performing this function, please be sure the vehicle’s ignition key is in the ON position with the engine off.Ĭlearing DTCs does not fix the problem(s) that caused the code(s) to be set. On the diagnostic function selection screen, tap “Read Fault Code”, the screen will display the diagnostic result.Īfter reading the retrieved codes from the vehicle and certain repairs have been carried out, you can use this function to erase the codes from the vehicle. This information can be found in the vehicle’s service manual. Each DTC has a set of testing procedures, instructions and flow charts that must be followed to confirm the location of the problem. Never replace a part based only on the DTC definition. Important message: Retrieving and using DTCs for troubleshooting vehicle operation is only one part of an overall diagnostic strategy. This function displays the detailed information of DTC records retrieved from the vehicle’s control system.
This function is used to read the version information of system mode, vehicle VIN, software and ECU. Tap the desired system (take “ECM” for example) to jump to the diagnostic function selection screen.ĭifferent vehicle has different diagnostic menus. Swipe the screen from the bottom to view the vehicle system on the next page. On the test item selection screen, tap “System Selection”, the screen displays as follows: Customers can manually select the test system and function step by step. Here, we will focus on system selection option on this tool to realize this quick scan test.
Tap the desired system to advance to the test function selection page. Once the scanning is complete, the screen will display the result. On the test item selection screen, tap “System Scan”, the system start scanning the systems. Indicators showing the status of the connection in real timeīy Performing Quick Scan Test, Launch X431 V+ PRO3 supports customers to quickly scan which systems are installed on the vehicle.
Launch X431 PRO3 HD3 auto professional diagnostics has Functions shown below:ģ6 brands of foreign trucks with the possibility of expanding the supported brands