柴油机产生故障的原因很多，但通过一些异常响声，按系统部位，本着先易后难，由表及里的原则，逐步缩小分析和检查范围，有利于判断和排除故障。1．活塞破缸声在缸套的全长上都可以听到低沉的敲击声，冷车时更明显，严重时还有漏气声，切断供油，响声消失。故障原因是气缸套的 Diesel engine failure caused by many, but through some abnormal noise, according to system parts, in the first easy after the difficult, by the table and the principle of gradually narrowing the scope of analysis and inspection, is conducive to judging and troubleshooting. 1. Piston cylinder noise in the cylinder liner can hear the full length of the percussion sound, more pronounced when the cold, there are serious leaks sound, cut off the oil, the sound disappears. The reason for the failure is the cylinder liner