Unit 1 Engine Mechanical System 1
Aims and Requirements1
Know the Structure1
Text ACrank and Connecting Rod Mechanism3
Text BValve System8
Workshop Manual12
Dialogue13

Unit 2 Engine Fuel System 15
Aims and Requirements15
Know the Structure15
Text AFuel Injection System17
Text BFuel Delivery System24
Workshop Manual28
Dialogue29

Unit 3 Engine Cooling System 30
Aims and Requirements30
Know the Structure30
Text ACooling System Principle32
Text BThe Components of Cooling System37
Workshop Manual43
Dialogue43

Unit 4 Engine Ingition System 45
Aims and Requirements45
Know the Structure45
Text AIgnition System Principle46
Text BThe Components of Ignition System53
Workshop Manual58
Dialogue58

Unit 5 Engine Charging and Starting System 60
Aims and Requirements60
Know the Structure60
Text ACharging System62
Text BStarting System68
Workshop Manual72
Dialogue73

Unit 6 Automoblie Transmission 75
Aims and Requirements75
Know the Structure75
Text AClutch and Manual Transmission77
Text BAutomatic Transmission82
Workshop Manual87
Dialogue88

Unit 7 Automolbile Steering System 89
Aims and Requirements89
Know the Structure89
Text ASteering System91
Text BPower Steering96
Workshop Manual100
Dialogue100

Unit 8 Automoblie Brake System 102
Aims and Requirements102
Know the Structure102
Text ABrake System105
Text BAnti-lock Brake System111
Workshop Manual116
Dialogue117

Unit 9 Automoblie Body Electrical System 118
Aims and Requirements118
Know the Structure118
Text APower Door Locks and Power Windows120
Text BWindshield Wiper125
Workshop Manual129
Dialogue130

Appendix A Vocabulary 131

Appendix B Phrases and Expressions 140

Reference 147