汽车发动机的特点及故障诊断

The Characteristics and Breakdown Diagnosis of Automobile Engine

发动机是汽车的心脏,要提高汽车使用的安全性和经济性,必须掌握发动机故障诊断技术并做到及时维修保养。发动机最常见故障有:正常气温条件下启动困难、运转时车内或车外产生难闻气味、发动机水温过高等。应根据现象作出诊断,及时采取处置措施。

The engine is the heart of the automobile,in order to improve automobile safety and economy,the technology of breakdown diagnosis and routine maintenance are necessary.The most common engine breakdowns include starting difficulties under normal temperature,bad smell produced in or outside the automobile when operating,excessive heat of engine,and so on.Diagnosis should be made accordingly and appropriate measures should be taken promptly.