Jim,

Here are some links to OBD2 that you might
include on your site:

www.obdii.com
http://catsis.weber.edu/autocenter/            
http://www.easesim.com/quikcode_hh.htm   (OBD Diagnositic tool).

Best regards,
Steve

Steven Kosmerchock
Father/Student/Engineering Technician
www.geocities.com/researchtriangle/lab/6584

"Great spirits have always encountered violent
oppposition from mediocre minds."--A.Einstein