关键词: 重型卡车；雨刮系统；工作原理；故障排查

Abstract: Wiper system is not only an important part of comfortable driving, but also a main safety device in the process of driving. This paper mainly introduces the main electrical components of the wiper system on heavy truck, the working principle of the electrical framework, and the troubleshooting ideas and methods of abnormal wiper function. Combined with the actual fault phenomenon of the whole vehicle, this paper expounds the fault analysis and solution ideas by using professional electrical technology, so as to provide reliable and feasible maintenance solutions for abnormal wiper function.

Key words: Heavy truck; Wiper system; Working principle; Troubleshooting