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柴油发动机大修后,高压泵和喷油嘴也校了,为什么在怠速时冒黑烟

2013-02-17 08:57:58      点击:

柴油发动机大修后,高压泵和喷油嘴也校了,为什么在怠速时冒黑烟,加油门时冒蓝烟?

蓝烟,还带有难闻的柴油未充分燃烧的味道吧,发动机没有劲是吧!喷油器卡了!