随国际社会对环保要求的日趋严格,欧Ⅲ标准在我国车辆制造生产中,已是必备的强制性技术条件要求。同时,国内也同样制定了相应要求及标准。即自2007年7月1日起全国生产销售的汽车必须达到欧Ⅲ标准排放值。汽车安装OBD系统和欧Ⅲ标准的实施,表示了国内汽车在生产方面的一个水平提高值。但同时又对维修人员来说在检测、维护水平与标准上, With the international community increasingly stringent environmental requirements, the EU Ⅲ standards in China’s vehicle manufacturing, the mandatory technical requirements. At the same time, China also formulated the corresponding requirements and standards. That is, since July 1, 2007 from the national production and sales of vehicles must meet Euro Ⅲ emission standards. The installation of the OBD system for automobiles and the implementation of the Euro Ⅲ standard mean a level increase in the production of domestic automobiles. But at the same time for maintenance personnel in testing, maintenance standards and standards,