LAUNCH X431 V V4.0 8INCH TABLET WIFI / BLUETOOTH FULL SYSTEM DIAGNOSTIC TOOL 2 YEARS FREE UPDATE ONLINE The Launch X431 V V4.0 Full System Diagnostic Tool Is A High Cost-Effective Automotive Diagnostic Device Developed Based On Android 9.0 System. It Adopts 2.0GHz Quad-Core Processor, Which Runs Faster And More Stable. It Is Equipped With DBSCar IV Connector As Standard, Which Can Be Directly Inserted Into The Slot Of The Host Connector, Easy To Use And Not Easy To Be Lost. X431 V V4.0 Cover Over 98% Of The Car Models In The Market, Realize The Fault Diagnosis Of The Whole System, And Has Many Advantages Such As Strong Diagnosis Function And Accurate Test Data. LAUNCH X431 V V4.0 8INCH FUNCTIONS: All System Diagnostic Tool: Full Diagnose Function: X431 V Can Diagnose The Electronic Control System Of Prevailing Vehicle Models Covering Asian, European, American And China. Full Range Car Models And Full Car Systems Diagnose Make It A Professional Automotive Diagnostic Tool Diagnosis Functions Include: Read DTCs, Clear DTCs, Read Data Stream, Special Function Etc. Bidirectional Control: Bi-Directional Control Is Used To Request Information Or Command A Module To Perform Specific Tests And Functions Actuation Test: It Can Send Information To And Receive Information From A Vehicles Control Module. Key Programming: If You Know You The PIN# Of Your Car, X431 V Can Match A New Key For You. ECU Coding: After Replace A New ECU For Car, X431 V Can Help You Code It. It Is Very Useful For Mechanic. Remote Assistance: Launch X431 V Support Remote Diagnosis, If You Need Help From Other Mechanic, Open The Remote-Control Function.