1.1 The Role and Development of Automotive Electrical Systems + 1.2 The Composition and Features of Automotive Electrical Systems + 2.1 The Functions and Classifications of Battery + 2.2 Basic Knowledge of Automotive Generator+ 3.1 Cognition of Starting System+ 4.1 Overview of Ignition System+ 5.1 Overview of Lighting System+ 5.2 The Function and Composition of Signal System + 6.1 The Functions and Classifications of Instrumentation and Alarm System + 7.1 Car Air Conditioning Overview+