A study of the engine sub-systems responsible for good engine performance, clean air, and fuel economy. Topics covered include basic engine and ignition system operation and testing using various diagnostic test equipment. This course can be applied towards the education requirements necessary for eligibility to take the B.A.R. Smog Test. NOTE: This course requires the student to be able to use hand tools that require a twisting motion, lifting objects that weigh a minimum of 35 pounds, and vision capabilities to read mechanical precision measurement tools (similar to reading 8 or 9 pt font from 6-12 inches away).