故障现象一辆2009款中华骏捷1.6 L车,搭载4G18型发动机,行驶里程约为2.6万km。据驾驶人反映,该车出现无法起动的故障。故障诊断接车后,首先试起动发动机,只能听到起动机带动飞轮齿圈飞快转动的声音,但丝毫没有着车迹象。由此确定起动系统工作正常,推断可能的故障原因有:点火系统故障;供油系统故障;正时故障。 Trouble A 2009 Chunghwa McNair 1.6 L car, equipped with 4G18 engine, driving range of about 26,000 km. According to the driver reflected, the car appeared unable to start the fault. Troubleshooting After receiving the car, first try to start the engine, you can only hear the starter driven flywheel ring fast rotating voice, but there is no sign of the car. Thus determine the starting system is working properly, infer possible causes of failure are: ignition system failure; fuel system failure; timing failure.