The AVI two-hour import training DVD program with Dave Scaler covers basic information for shops who do not work on imports, as well as advanced tips and techniques for experienced import shops. The DVD explains Toyota/Lexus resonance frequency knock sensors, Nissan/Infiniti fly-by-wire issues, Honda/Acura electronic load detection and overview of the VTEC system, as well as VW/Audi engine control and testing tips, including MAF sensors.