This book mainly introduces the maintenance and related knowledge of the engine electrical parts, including the basic knowledge of automobile electrical systems, maintenance and case analysis of power supply systems, maintenance and case analysis of starting systems, maintenance and case analysis of ignition systems, maintenance and case analysis of automobile lighting and signal systems, maintenance and case analysis of automobile instruments and alarm information systems, maintenance and case analysis of automobile auxiliary electrical appliances, and automobile circuit diagram recognition and analysis. Preface Chapter 1 Basic knowledge of automobile electrical system 1.1 Characteristics of automobile electrical system 1.2 Circuit composition of automobile electrical equipment 1.2.1 Automobile wiring harness 1.2.2 Switch device 1.2.3 Fuse device 1.2.4 Relay 1.2.5 Connector 1.3 Commonly used automobile electrical system detection tools and instruments 1.3.1 Jumper wires 1.3.2 Test light 1.3.3 Multimeter 1.3.4 Automobile oscilloscope 1.3.5 Fault diagnosis instrument 1.4 Automobile circuit fault diagnosis and maintenance 1.4.1 Common automobile circuit faults 1.4.2 General process of common diagnosis and maintenance of automobile circuit faults 1.4.3 Common methods of diagnosis and maintenance of automobile circuit faults 1.4.4 Precautions for common diagnosis and maintenance of automobile circuit faults Chapter 2 Power supply system 2.1 Vehicle failure phenomena caused by power system failure 2.2 Composition and characteristic analysis of power system 2.2.1 Structural characteristic analysis of battery 2.2.2 Structural characteristic analysis of AC generator 2.2.3 Voltage regulator 2.3 Circuit analysis of power system 2.4 Common fault diagnosis of power system 2.5 Case analysis of circuit failure of power system Chapter 3 Maintenance and case analysis of starting system 3.1 Vehicle failure phenomena caused by starting system failure 3.2 Composition and characteristic analysis of starting system 3.2.1 Structural characteristic analysis of starter 3.2.2 Working characteristics of starter 3.3 Circuit analysis of starting system 3.4 Common circuit fault diagnosis of starting system 3.5 Case analysis of circuit failure of starting system Chapter 4 Inspection and case analysis of ignition system 4.1 Vehicle failure phenomenon caused by ignition system failure 4.2 Composition and characteristic analysis of ignition system 4.2.1 Composition of traditional ignition system 4.2.2 Functions and requirements of ignition system 4.2.3 Composition and working principle of microcomputer-controlled electronic ignition system 4.2.4 Control functions of microcomputer-controlled electronic ignition system 4.2.5 Typical microcomputer-controlled electronic ignition system 4.3 Circuit analysis of microcomputer-controlled electronic ignition system 4.4 Diagnosis of common circuit failures of microcomputer-controlled electronic ignition system 4.5 Case analysis of circuit failures of microcomputer-controlled electronic ignition system Chapter 5 Inspection and case analysis of automobile lighting and signal system 5.1 Vehicle failure phenomenon caused by circuit failures of automobile lighting and signal system 5.2 Composition and characteristics of automobile lighting and signal system 5.2.1 Structural characteristics of automobile headlights 5.2.2 Structural characteristics of automobile signal lights 5.2.3 Structural characteristics of automobile electric horns 5.3 Circuit analysis of automobile lighting and signal systems 5.3.1 Circuit analysis of automobile headlights 5.3.2 Circuit analysis of automobile signal lights 5.3.3 Circuit analysis of automobile electric horns 5.4 Common circuit fault diagnosis of automobile lighting and signal systems 5.4.1 Common circuit fault diagnosis of automobile headlights 5.4.2 Common circuit fault diagnosis of automobile signal lights 5.4.3 Common circuit fault diagnosis of automobile electric horns 5.5 Circuit fault case analysis of automobile lighting and signal systems Chapter 6 Automobile Instruments and Warning Signals Chapter 7 Inspection and case analysis of automobile auxiliary electrical appliances 7.1 Automobile auxiliary electrical appliances circuit fault diagnosis 6.2 Composition and characteristics of automobile instrument and warning information system 6.2.1 Structural characteristics of traditional instruments 6.2.2 Structural characteristics of digital instruments 6.2.3 Structural characteristics of automobile warning information system 6.3 Circuit analysis of automobile instrument and warning information system 6.4 Common circuit fault diagnosis of automobile instrument and warning information system 6.4.1 Common circuit fault diagnosis of automobile instrument 6.4.2 Common circuit fault diagnosis of automobile warning information system 6.5 Case analysis of circuit fault of automobile instrument and warning information system Chapter 7 Inspection and case analysis of automobile auxiliary electrical appliances 7.1 Circuit analysis of automobile auxiliary electrical appliances 7.2 Composition and characteristic analysis of automobile auxiliary electrical equipment 7.2.1 Structural characteristic analysis of windshield wipers, cleaning and defrosting devices 7.2.2 Structural characteristic analysis of electric seats 7.2.3 Structural characteristic analysis of electric windows and electric sunroof 7.2.4 Structural characteristic analysis of electric rearview mirrors 7.2.5 Structural characteristic analysis of central door locks 7.2.6 Structural characteristic analysis of starting preheating device 7.2.7 Structural characteristic analysis of automobile anti-theft system 7.2.8 Structural characteristic analysis of automobile airbag system 7.3 Circuit analysis of automobile auxiliary electrical equipment 7.3.1 Circuit analysis of windshield wipers, cleaning and defrosting devices 7.3.2 Circuit analysis of electric seats 7.3.3 Electric windows 7.3.4 Circuit analysis of electric rearview mirrors 7.3.5 Circuit analysis of central door locks 7.3.6 Circuit analysis of starter preheating device 7.3.7 Circuit analysis of car anti-theft system 7.3.8 Circuit analysis of car airbag system 7.4 Common circuit fault diagnosis of car auxiliary electrical appliances 7.4.1 Common circuit fault diagnosis of windshield wipers, washing and defrosting devices 7.4.2 Common circuit fault diagnosis of electric seats 7.4.3 Common circuit fault diagnosis of electric windows and electric sunroof 7.4.4 Common circuit fault diagnosis of electric rearview mirrors 7.4.5 Common circuit fault diagnosis of central door locks 7.4.6 Common circuit fault diagnosis of starter preheating device 7.4.7 Car anti-theft system 7.4.8 Common circuit fault diagnosis of automobile airbag system 7.5 Case analysis of circuit fault of automobile auxiliary electrical appliances Chapter 8 Automobile circuit diagram recognition and analysis 8.1 Circuit diagram of automobile electrical equipment 8.1.1 Classification 8.1.2 General principles for reading automobile circuit diagrams 8.1.3 Process of whole vehicle circuit diagram recognition and analysis 8.2 Examples of typical European car circuit diagrams 8.2.1 Volkswagen/Audi car circuit diagrams 8.2.2 Mercedes-Benz car circuit diagrams 8.2.3 BMW car circuit diagrams 8.2.4 Citroen car circuit diagrams 8.3 Examples of typical American car circuit diagrams 8.4 Examples of typical Japanese car circuit diagrams 8.4.1 Honda car circuit diagrams 8.4.2 Toyota car circuit diagrams References
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