基于尾气分析法的汽车发动机故障诊断

摘要

Since there is a close relationship between the automobile engine emissions and the technical conditions of engine, it is helpful to vehicle maintenance personnel to immediately judge the engine fault through the measurement and analysis of the content variation of the automobile exhaust gas by using the automobile gas analyzer. In this paper, it describes the diagnostic methods and specific troubleshooting through the exhaust gas analysis and combining the maintenance practice in the process of fault cases. It is hope that the diagnosis method of engine failure can provide reference and help to readers.%汽车发动机排放与发动机技术状况有密切关系，通过汽车尾气分析仪检测分析汽车尾气中各种气体含量的变化，可帮助汽车维修人员迅速判断出发动机故障。文章通过尾气分析法，结合维修实践过程中的故障案例，进行深入分析和总结，并叙述了诊断方法和具体故障排除。希望该诊断发动机故障的方法能给广大读者们提供参考和帮助。