根据汽车在运行中发出的不正常声响判断故障的具体部位,是广大驾修人员排除故障的重要方法和手段。然而,准确判断故障部位并不容易,是驾修人员故障排除中的难题。笔者在数年“汽车声响判断”教学中,有如下体会: 发动机与底盘部分的响声比较容易区别,因为发动机在车辆临时停车后仍有响声而底盘的响声会显著减弱或消失。 According to the abnormal noise emitted by the car in operation to determine the specific location of the fault is the majority of maintenance personnel troubleshooting an important method and means. However, accurately determine the fault location is not easy, is the difficulty of troubleshooting the driver. The author in a few years “car sound judgment” teaching, the following experience: Engine and chassis part of the sound is relatively easy to distinguish, because the engine is still parked in the car after the sound and the chassis sound will be significantly weakened or disappeared.