According to the requirements of Euro3 and Euro4 emission regulation,optimize the emission of cold start/warm-up work condition of 1.6L2VRSH engines that are equipped with Jetta and Bora passenger cars.

• 根据欧3/欧4排放法规的要求；对捷达/宝来轿车装备的1.；6L2VRSH型发动机冷起动/暖机工况排放进行了优化。