【摘要】 论述了发动机电控汽油喷射系统的发展概况及其分类方法，并对其进气系统、燃油供给系统和电子控制系统构件的结构和工作原理进行了详细介绍。提出了5种检测电控汽油喷射系统故障的方法，并以丰田汽车公司皇冠3．O轿车用2JZ－GE型发动机的电控汽油喷射系统为对象，介绍了用万用表检测技术参数法对其进行检修的步骤和方法。更多还原

【Abstract】 General situation of development of electronically controlled fuel injection systemof engine and its classification are described,and construction and working principle of each compo-nent in its induction system,fuel system and electronic control system are recommended. Five kindsof inspection methods for electronically controlled fuel injection failures are put forward,and theelectronic control fuel injection system of model 2JZ-GE engine on the Toyota Crown 3. 0 car istaken as object to recommend the maintenance method and its procedure by means of technologicalparameter measuring process with universal meter.更多还原