M. : MADA, 2012. — 253 s. This tutorial discusses the basics of theory, principle of operation, design, main characteristics and methods of diagnosing electronic systems of cars. Particular attention is paid to common anti-blocking systems and the diagnosis of some of them According to literary sources, the concepts encountered on this topic are collected and generalized, their definitions and characteristics are given, which will contribute to expanding the horizons of students of automobile and road universities and technical schools. The manual is intended for students studying in the specialty "Electrical equipment of cars and tractors" . In addition, it can be used by engineering and technical workers specializing in this field.