故障自诊断系统的原理与诊断

Principles and Diagnosis of Fault Self-diagnosis System

故障自诊断系统的作用是监视汽车电子控制系统的工作情况。本文阐述了故障自诊断系统的工作原理和故障信息的读取方法,介绍了故障诊断方法。

The function of the fault self-diagnosis system is to monitor the working sit uation of the auto electronic controlled system.This paper expounds the working principles of this system,the methods of the fault message reading and the fau lt diagnosis.