?ELECTRICAL CIRCUIT / STARTER / CHARGING SYSTEM TESTER? Specially designed to diagnose the vehicle electrical system,including DC or AC voltage test, continuity test and current test. Diagnose the cranking status, and helps you to decide whether the starter voltage is normal or not, also diagnose the charging system and says: normal, low output,high output or excessive ripple
?EMISSION STATUS CHECK? With this OBD II scanner, you can easily and clearly know your emission status and whether you can pass the smog test. I/M readiness check and O2 sensor test are the important related functions to tell you the emission problems.
?COMPLETE OBDII FUNCTIONS? Read Codes, Erase Codes, Live Data, Freeze Frame, I/M Readiness, O2 Mon.Test, On-Board Mon.Test, Component Test and Vehicle Information; Support Live Data stream playback and Live Data graphing; Enhanced OBD II Mode 6, supports data printing via PC. Works on most 1996 and newer vehicles(OBDII & CAN)-domestic and import.
?EXTENSIVE VEHICLE COVERAGE? More than 80 US, Asian and European vehicle makes after 1996. Smart AutoVIN technology for identifying vehicles easily.
?WARRANTY & UPDATE? 12-month guarantee and FREE software update for lifetime. TFT color display, and built-in speaker, the versatile, easy-to-use AL539 will streamline automotive service and help ensure rapid, accurate diagnosis and timely repair.