摘 要：

汽车中的发动机是动力的来源，它相当于是汽车的心脏是最核心的部件，发动机所带来的功能是其他任何部件都不能完成的，一旦出现问题就意味着汽车发生故障，它的核心结构是五大系统构成，各个系统之间相互配合完成整个运转过程。随着时代的发展，市场上出现的发动机型号越来越多，由于生产制造和车主驾驶的影响，个别汽车会出现发动机上的故障。

本次毕业设计的论文综合着大众高尔夫EA汽车的发动机故障问题进行分析，介绍了排查发动机故障的基本思路和检修方式，为我国汽车发动机维修领域增添一份较合理的参考。

关键词：发动机故障；大众高尔夫EA；故障排查；故障维修

Abstract

The engine in the car is the source of power, it is equivalent to the heart of the car is the most core component, the function of the engine can not be completed by any other components, once there is a problem, it means that the car has a fault, its core structure is composed of five systems, each system cooperate with each other to complete the whole operation process. With the development of the times, there are more and more engine models in the market. Due to the influence of manufacturing and driving, individual cars will have engine faults.

The thesis of this graduation project analyzes the engine fault of Volkswagen Golf EA automobile, introduces the basic ideas and maintenance methods of troubleshooting engine fault, and adds a more reasonable reference for the field of automobile engine maintenance in China.

Keywords Engine failure Volkswagen Golf EA Troubleshooting