13 Copyright by Goodheart-Willcox Co., Inc. After studying this chapter, you will be able to: • Identify the reasons for increasing the efficiency of automobiles and trucks. • List the main methods of increasing the efficiency of vehicles. • Describe the major uses of computer controls on vehicles. • Explain how increases in vehicle efficiency and the use of computer controls affect the automotive technician. aerodynamic atomized carburetor driveability final drive ratio fuel cell fuel injection hybrid vehicle on-board diagnostics generation one (OBD I) on-board diagnostics generation two (OBD II) regenerative braking supercharger troubleshooting tune-up turbocharger unibody wind resistance Introduction to Engine Performance and Driveability Chapter 1 Technical Terms