HI!
I bought this http://cgi.ebay.co.uk/ws/eBayISAPI....sPageName=MERC_VIC_RSCC_Pr4_PcY_BIN_Stores_IT and it works perfect!!!
You're just going to need some software, witch is quite expensive but poosible to find if you know where to look
It can read foult codes, reset EML and read all live sensor data, some soft can even simulate a dyno run.
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