The new practical handbook from the successful Edition Oldtimer Markt presents the structure and function of single-point and multipoint injection systems in understandable terms, while incorporating professional know-how. All components of the electronic injection systems and their working methods are explained. Detailed functional analyses describe the complex interaction of ignition, mixture preparation, speed control, fuel circuit, knocking problems, catalytic converter, and control unit. Given the increasing registration figures in the youngtimer segment, this informative book addresses a highly relevant topic for all enthusiasts of young classics and ambitious hobby drivers.