Creator C502 OBD2 Diagnostic Scanner for Mercedes-Benz Check Engine Light EPB ABS SRS Multi-System Diagnostic Tool Code Reader OBD-II Communication Modes 1-10 Requires a software update, unfortunately I have a Mac and the update is not compatible with this so you will require a windows pc to update it to get all the extra features like live data feed Update can be downloaded from http://www.szcreator.com/en/col.jsp?id=105
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