摘要
按照法规要求,在满足国Ⅳ排放法规的同时,必须加装OBD系统。本文主要介绍了匹配了BOSCH电控高压共轨系统和EGR+DOC+POC方案的中小型发动机,OBD的基本原理和标定方法流程。
OBD system is equipped when emission standard has met with EuroIV emission standard .Middle and light duty diesel engine with electrical controlled high pressure common rail system and EGR ＋DOC＋POC are introduced in this paper.Basic principle, test method and calibration procedure of OBD are introduced particularly.
出处
《汽车科技》
2012年第1期31-34,共4页
Auto Sci-Tech
关键词
高压共轨
柴油机
车载诊断
标定流程
high pressure common rail
diesel
OBD
calibration procedure
