This course includes the study of the fundamental theory, maintenance and repair of Toyota automobile air conditioning and heating systems. Emphasis is placed upon subject matter recommended by industry through the National Automotive Technicians Education Foundation (NATEF). This course is designed to prepare students for the Automotive Service Excellence (ASE) certification exam in group 7: Heating and Air Conditioning. This course incorporates substantial hands-on training with both demonstrator units and customer vehicles in the Career and Advanced Technology Center. Topical coverage includes both R134a and 1234yf systems.