【摘要】 简述引入EOBD系统对满足国Ⅲ排放标准的必要性以及EOBD系统的主要监测内容。重点研究了EOBD系统对失火、催化器、氧传感器、废气再循环、燃油供给系统等进行监测的原理及方案。更多还原

【Abstract】 The paper describes briefly the necessity of instructing an EOBD system to fulfill our nationalⅢemission standard and the basic monitoring content. It puts emphasis on the principle of diagnosis of catalyst, misfire, exhaust oxygen sensor, exhaust gas recycle, fuel system and their practical solutions.更多还原