I've seen this on ebay:

http://cgi.ebay.co.uk/ws/eBayISAPI.d...=STRK:MEWAX:IT

has anyone tried this, as for £75 it seems ideal for checking/clearing fault codes and reading live data?

However, under £50 buys you this..

http://www.argos.co.uk/static/Produc...er/7402742.htm

ok it won't read live data but will hopfully point you in the right direction and it has good reviews!