本书以汽车结构系统为主线，全面介绍汽车各部分的组成、结构和原理，并兼顾汽车运用与故障诊断。特别是对电控燃油喷射、自动变速器、无级变速器、防抱死制动系统、电子稳定性控制、混合动力等新技术做了重点介绍。按汽车结构分类进行编排，共分18个单元，包括课文、词汇、练习和阅读材料等，书后附有汽车专业常用英文缩写和汽车零部件词汇表。
本书可作为车辆工程、交通运输（汽车运用工程方向）和汽车服务工程等汽车类本科专业的教材，也可供从事汽车工程及相关专业的管理人员和相关技术人员自学参考。

UNIT 1 AUTOMOBILE BASICS
1.1 Engine
1.2 Body
1.3 Chassis
1.3.1 Power Train
1.3.2 Suspension System
1.3.3 Steering System
1.3.4 Braking System
1.4 Electrical System
1.4.1 Charging System
1.4.2 Starting System
1.4.3 Ignition System
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：Layout of an Automobile

UNIT 2 AUTOMOTIVE ENGINE
2.1 Engine Classification and Overall Mechanics
2.2 Engine Operating Principles
2.3 Engine Block and Cylinder Head
2.3.1 Engine Block
2.3.2 Cylinder Sleeves
2.3.3 Cylinder Head
2.3.4 Gasket
2.3.5 Oil Pan
2.4 Piston Assembly，Connecting Rods and Crankshafts
2.4.1 Piston Assembly
2.4.2 Connecting Rods
2.4.3 Crankshafts
2.5 Valve System
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：Valve Timing

UNIT 3 AUTOMOTIVE LUBRICATION SYSTEM
3.1 The Basics
3.2 Parts of the Lubrication System
3.2.1 Oil Pump
3.2.2 Main Oil Gallery and Relief Valve
3.2.3 Filters
3.3 Lubrication Oils
3.4 Lubrication Principles
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：Purpose of Oil in the Lubricating System

UNIT 4THE COOLING SYSTEM
4.1 Radiator
4.2 Pressure Cap
4.3 Heater Hoses
4.4 Thermostat
4.5 Water Pump
4.6 Cooling Fan
4.7 Fan Belts
4.8 Coolant/Antifreeze
NEW WORDS
EXERCISES
Reading material：Servicing Your Engines Cooling System

UNIT 5 FUEL INJECTION SYSTEM
5.1 Fuel Injection System vs. Carburetors
5.2 Gasoline Fuel Injection System
5.2.1 The Electric Fuel Pump
5.2.2 The Oxygen Sensor
5.2.3 The Engine Temperature Sensor
5.2.4 The Manifold Pressure Sensor
5.2.5 The Throttle Position Sensor
5.2.6 The Air Flow Sensor
5.2.7 The Inlet Air Temperature Sensor
5.2.8 The Crankshaft Position Sensor
5.3 Diesel Fuel Injection System
5.3.1 Piston/Plunger Pump Systems
5.3.2 Spill Method
5.3.3 In-line Pumps
5.3.4 In-line Pump Drawbacks
5.3.5 Axial Piston Distributor Pumps
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：The Common Rail System

UNIT 6 THE IGNITION SYSTEM
6.1 Components of Ignition System
6.1.1 Ignition Key
6.1.2 Ignition System Coil
6.1.3 Spark Plugs
6.1.4 Distributor
6.2 The Ignition Timing
6.3 Types of Ignition System
6.3.1 Breaker Point Ignition System
6.3.2 Electronic Ignition System
6.3.3 Distributorless Ignition System
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：How to Test an Ignition System

UNIT 7 CLUTCH
7.1 The Driving Member
7.2 The Driven Member
7.3 Pressing Mechanism
7.3.1 Clutch Housing
7.3.2 Pressure Plate
7.4 Release and Control Mechanism
7.4.1 Clutch Pedal Assembly
7.4.2 Release Yoke
7.4.3 Release Bearing
7.5 Clutch Operation
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：Torque Converter

UNIT 8 AUTOMATIC TRANSMISSIONS
8.1 Torque Converters
8.2 Planetary Gearsets
8.3 Clutches and Bands
8.3.1 Multiple-disc Clutch
8.3.2 Overrunning Clutch
8.3.3 Brake Band
8.4 Hydraulic System
8.5 Electronic Control
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：Continuously Variable Transmissions(CVT)

UNIT 9 THE DIFFERENTIAL
9.1 Standard Differential Construction
9.1.1 Differential Carrier
9.1.2 Differential Case
9.1.3 Pinion Gear
9.1.4 Ring Gear
9.1.5 Spider Gears
9.2 Differential Action
9.2.1 Driving Straight Ahead
9.2.2 Turning Corners
9.3 Limited Slip Differential
9.3.1 Clutch Pack Limited Slip Differential
9.3.2 Locking and Torsen Differential
9.3.3 Viscous Coupling Differential
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：Drive Line

UNIT 10 BRAKING SYSTEM
10.1 Basic Features of Braking System
10.2 Types of Brakes
10.2.1 Drum Brakes
10.2.2 Disc Brakes
10.3 Hydraulic System
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：How F1 Brakes Work

UNIT 11 STEERING SYSTEM
11.1 Recirculating Ball Steering
11.2 Rack-and-pinion Steering
11.3 Hydraulic Power Assisted Steering
11.3.1 Engine Source
11.3.2 Control Valve
11.3.2 Steering Cylinder
11.4 Electric Power Assisted Steering(EPAS)
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：A Short Course on Wheel Alignment

UNIT 12 FRAME AND SUSPENSION SYSTEM
12.1 Front Suspension
12.1.1 Conventional Front Suspension
12.1.2 Coil Spring Front Suspension
12.1.3 Torsion Bar Front Suspension
12.1.4 MacPherson Strut Front Suspension
12.1.5 Solid Axle Front Suspension
12.2 Rear Suspension
12.3 Springs
12.4 Shock Absorber
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：Advanced Suspension Systems

UNIT 13 VEHICLE BODY
13.1 Body-and-Frame Construction
13.2 Unitized-Body Construction
13.3 Body Parts
13.4 Types of Vehicles
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：Instrument Cluster

UNIT 14 ELECTRICAL SYSTEM
14.1 Battery
14.2 Generator
14.3 Starting Motor
14.4 Lighting System
14.5 Instrument Panel
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material A：Electrical Troubleshooting
Reading material B：Cruise Control System and Remote
Keyless-Entry System

UNIT 15 ELECTRONIC CONTROL SYSTEM
15.1 Anti-lock Braking System
15.1.1 Basic Components of the ABS
15.1.2 Operating Principle
15.1.3 Anti-lock Brake Types
15.2 The Electronic Braking-force Distribution
15.2.1 Introduction
15.2.2 The EBD Control
15.2.3 Basic Components of the EBD
15.3 Automatic Transmission
15.3.1 Gear System
15.3.2 Torque Converter
15.3.3 Hydraulic System
15.3.4 Electronic System
15.4 Supplemental Restraint System
15.5 Audio & Navigation System
15.5.1 Audio
15.5.2 Navigation System
15.6 Air-Conditioning System
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：How it Works：The Computer inside Your Car

UNIT 16 HYBRID DRIVE
16.1 Overview of Hybrid Drive
16.2 Examples of Hybrid Vehicles
16.2.1 Design Requirements
16.2.2 System Components
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：Toyota Prius Hybrid Drive System

UNIT 17 AUTOMOTIVE COMPUTERS AND COMMUNICATION SYSTEMS
17.1 Computers on Modern Vehicles
17.1.1 Computers
17.1.2 Central Processing Unit
17.1.3 Permanent Computer Memories
17.1.4 Temporary Computer Memories
17.1.5 Computer Control Operation
17.1.6 Open-and Closed-Loop Operations
17.1.7 Input Sensors
17.1.8 Output Devices
17.2 Automotive Network
17.2.1 Data Bus Network
17.2.2 Controller Area Network
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：On board Diagnostics(OBD)

UNIT 18 FUTURE POWERPLANTS AND ALTERNATIVE FUELS
18.1 Hybrid Vehicles and Alternative Fuels
18.1.1 Structure of Hybrid Drive
18.1.2 Classification of Hybrid Drive
18.1.3 Eaton Uses Hydraulics for Hybrid
18.1.4 Alternative Fuels
18.2 Candidate Power plants in the 21st Century
18.2.1 Stirling Engines
18.2.2 Ceramic Gas Turbines(CGTs)
18.2.3 Two-Stroke Engines
18.2.4 Electric Power plants
NEW WORDS
PHRASES AND EXPRESSIONS
EXERCISES
Reading material：Fuel-Cell Vehicles
APPENDIX AEnglish Abbreviations of the Automobile
APPENDIX BVocabulary
REFERENCES