The AutoXray CodeScout provides access to the trouble codes that trigger check engine lights as well as readiness test status that determine if your vehicle is ready for an emissions test. The user friendly and compact design makes educating yourself on the vehicles performance quick, simple and affordable. For use on all vehicles, 1996 and newer. Software SpecsOBD-II Protocol SupportCAN, VPW, P WM, Keyword 2000, ISO9141OBD-II Generic trouble code descriptionsOBD-II Manufacturer Specific trouble code descriptions Hardware Specs:Multi-line text and graphic display Removable cable,Battery powered (4AAA) with low battery indicator,Data save, Auto off Buy It Now At Amazon!