Glen, OBD II data may be accessed using the either the ISO9141-2 or SAE-J1850 serial coms. protocols, the latter being the more common in the states. Steve __ Steve Evans Radstone Technology Plc. Principal Design Engineer Water Lane, Towcester, Tel: +44 (0) 1327 359444 Northants, Fax: +44 (0) 1327 358113 NN12 6JN Email: sevans@radstone.co.uk ENGLAND