中医运用望、闻、问、切四种方法诊断疾病,把这些方法用于汽车电器故障的排除,就能提高工作效率。望诊,就是运用视觉观察,把看到的不正常现象,认真分析思索。比如,一辆车启动不了,只能用手摇启动。在摇车时,发现在摇把与保险杠处有火花,则是发动机与大梁连接不良;又如,开转向信号灯时 Chinese use of hope, smell, ask, cut four ways to diagnose diseases, the use of these methods for the exclusion of automotive electrical problems, we can improve work efficiency. Visit is the use of visual observation, to see the abnormal phenomenon, careful analysis and reflection. For example, a car can not start, can only be started by hand. In the car, found in the crank and the bumper at the spark, the engine and the beam connection is poor; another example, open the turn signal