汽车综合故障诊断与修复

绪论汽车故障诊断基础知识1

项目一充电系统故障诊断与修复15

项目二润滑系统故障诊断与修复18
任务一机油压力过低故障诊断与修复18
任务二机油压力过高故障诊断与修复21
任务三机油消耗过大故障诊断与修复24
任务四机油变质故障诊断与修复28

项目三冷却系统故障诊断与修复31

项目四汽车异响故障诊断与修复35
任务一发动机异响故障诊断与修复35
任务二底盘异响故障诊断与修复43

项目五发动机工作异常故障诊断与修复48
任务一发动机无法启动故障诊断与修复48
任务二发动机有启动征兆，但不能启动故障诊断与修复55
任务三发动机启动困难故障诊断与修复60
任务四发动机怠速不稳故障诊断与修复65
任务五发动机动力不足故障诊断与修复70

项目六传动系统故障诊断与修复74
任务一离合器打滑故障诊断与修复74
任务二手动变速器换挡困难故障诊断与修复77

项目七自动变速器故障诊断与修复81
任务一不能行驶故障诊断与修复81
任务二换挡冲击故障诊断与修复83
任务三自动变速器异响故障诊断与修复87
任务四升挡迟滞故障诊断与修复90
任务五打滑故障诊断与修复93

项目八转向系统故障诊断与修复100
任务一液压助力转向系统转向沉重故障诊断与修复100
任务二电子助力转向系统转向沉重故障诊断与修复103

项目九制动系统故障诊断与修复108
任务一制动力不足故障诊断与修复108
任务二制动跑偏故障诊断与修复111
任务三ABS系统故障诊断与修复114

项目十行驶系统故障诊断与修复118
任务一汽车行驶跑偏故障诊断与修复118
任务二轮胎异常磨损故障诊断与修复122

项目十一安全气囊系统故障诊断与修复125

项目十二汽车空调系统故障诊断与修复130
任务一空调系统不工作故障诊断与修复130
任务二空调系统制冷不足故障诊断与修复134
任务三空调易结冰故障诊断与修复138

项目十三车身电器故障诊断与修复141
任务一中控门锁故障诊断与修复141
任务二电动玻璃升降器故障诊断与修复145
任务三汽车照明系统故障诊断与修复149

项目十四汽车车载网络系统故障诊断与修复154

参考文献159




IntroductionBasic Knowledge of Automobile Fault Diagnosis1

Item ⅠFault Diagnosis and Repair of Charging System21

Item ⅡFault Diagnosis and Repair of Lubrication System25
Task ⅠFault Diagnosis and Repair of Low Oil Pressure25
Task ⅡFault Diagnosis and Repair of High Oil Pressure29
Task ⅢFault Diagnosis and Repair of Excessive Oil Consumption33
Task ⅣFault Diagnosis and Repair of Oil Deterioration39

Item ⅢFault Diagnosis and Repair of Cooling System43

Item ⅣFault Diagnosis and Repair of Abnormal Sound of Automobile49
Task ⅠFault Diagnosis and Repair of Abnormal Engine Sound49
Task ⅡFault Diagnosis and Repair of Abnormal Chassis Sound60

Item ⅤFault Diagnosis and Repair of Abnormal Engine Operation68
Task ⅠFault Diagnosis and Repair of Engine Failure to Start68
Task ⅡFault Diagnosis and Repair of Engine with Signs of starting but Failing to Start77
Task ⅢFault Diagnosis and Repair of Engine Starting Difficulty85
Task ⅣFault Diagnosis and Repair of Engine Idle Unsteady91
Task ⅤFault Diagnosis and Repair of Engine Power Shortage99

Item ⅥFault Diagnosis and Repair of Transmission System105
Task ⅠFault Diagnosis and Repair of Clutch Slipping105
Task ⅡFault Diagnosis and Repair of Shifting Difficulty of Manual Transmission109

Item ⅦFault Diagnosis and Repair of Automatic Transmission114
Task ⅠFault Diagnosis and Repair of Failure to Drive114
Task ⅡFault Diagnosis and Repair of Shifting Shock117
Task ⅢFault Diagnosis and Repair of Abnormal Sound of Automatic Transmission123
Task ⅣFault Diagnosis and Repair of Upshifting Hysteresis127
Task ⅤFault Diagnosis and Repair of Slipping132

Item ⅧFault Diagnosis and Repair of Steering System141
Task ⅠFault Diagnosis and Repair of Heavy Steering of Hydraulic Power Steering System141
Task ⅡFault Diagnosis and Repair of Heavy Steering of Electronic Power Steering System146

Item ⅨFault Diagnosis and Repair of Brake System152
Task ⅠFault Diagnosis and Repair of Insufficient Braking Force152
Task ⅡFault Diagnosis and Repair of Brake Deviation156
Task ⅢFault Diagnosis and Repair of ABS System161

Item ⅩFault Diagnosis and Repair of Driving System165
Task ⅠFault Diagnosis and Repair of Vehicle Running Deviation165
Task ⅡFault Diagnosis and Repair of Abnormal Tire Wear170

Item ⅪFault Diagnosis and Repair of Airbag System175

Item ⅫFault Diagnosis and Repair of Automotive Air Conditioning System181
Task ⅠFault Diagnosis and Repair of Inoperative Air Conditioning System181
Task ⅡFault Diagnosis and Repair of Insufficient Cooling of Air Conditioning System187
Task ⅢFault Diagnosis and Repair of Air Conditioning Easy to Ice 192

Item ⅩⅢFault Diagnosis and Repair of Body Electrical Apparatus197
Task ⅠFault Diagnosis and Repair of Central Control Door Lock197
Task ⅡFault Diagnosis and Repair of Electric Window Regulator202
Task ⅢFault Diagnosis and Repair of Automobile Lighting System208

Item ⅩⅣFault Diagnosis and Repair of Automobile Onboard Network System215