本文是针对一辆丰田卡罗拉轿车启动困难的故障分析,该车起动时无初始燃烧迹象,发动机不能正常起动,是发动机常见故障之一,针对于此故障现象,故障原因非常复杂,在进行排除时,利用故障检测仪诊断,故障码往往时有时无,如果诊断思路不正确,将会延长时间。因此,本文首先进行了故障原因分析,并围绕故障现象,结合多年的实践经验,重点详细介绍了故障的检测排除过程,在实际工作中具有一定的指导意义。 This article is for a Toyota Corolla sedan difficult to start the fault analysis, the car did not start the initial signs of combustion, the engine can not start normally, is one of the common engine failure, in view of this failure phenomenon, the cause of the malfunction is very complex, in the exclusion , The use of fault detector diagnostic, fault code often without time, if the diagnostic ideas are not correct, will extend the time. Therefore, this article first carried out the analysis of the causes of failure, and around the phenomenon of failure, combined with years of practical experience, the focus of the fault detection and detection process in detail, in practice has some guidance.