In-depth study of generic On-Board Diagnostics II. Content includes history of OBD-II, comparison of OBD-I and OBD-II, J1930 Common Terminology, Flash Programming, Enhanced Monitors, Fuel Trim Strategies and MIL Strategies and Enabling Criteria, Drive Cycles, I/M Readiness flags, and Diagnostic Trouble Codes. This course meets the BAR (Bureau of Automotive Repair) Training requirement for obtaining an initial or renewal license. It will also assist Technicians preparing for the State of California Smog License and ASE L1 exams.