目前,电子技术的应用已经深入汽车的所有系统,使汽车的技术性能、经济性和舒适性都有了很大程度的提高,电子点火系统的应用能更好地提高汽车的动力性、燃油经济性,降低尾气排放。本文阐述了现代电子点火系统的分类、构造,系统分析了点火系统的常见故障,并结合实际分析了典型故障产生的原因,并给出了具体的故障排除方法。 At present, the application of electronic technology has penetrated into all the systems of a car, so that the technical performance, economy and comfort of the car have been greatly improved. The application of the electronic ignition system can better improve the power of the car, and the fuel economy Sexual, reduce exhaust emissions. In this paper, the classification and construction of modern electronic ignition system are described. The common failures of ignition system are systematically analyzed. The causes of typical faults are analyzed and the specific troubleshooting methods are given.