【摘要】 本文从发动机工况的要求，结合现代的电工传感技术，分析丰田5M—E发动机空气流量传感器装置的结构原理，进气流量技术过程，并从其故障造成的可能原因，指出故障出现时将出现的现象、检查要点及技术参数、使用性能、结构及可靠性评价．更多还原

【Abstract】 According to the requirments of engine working conditions,by using modern electronic sensory techniques,this paper analysed the construction and principle of air-flowmeter of 5M-E engine of TOYOTA,and its technological process of air-input,pointed out the possible occurrence resulted from breakdown appearance,and determined its main checking points,technological parameters,function of use and reliability appraisement.更多还原