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清除积碳


燃油添加剂对这种积碳没有一点作用，因为燃油添加剂到不了积碳的地方。

你自己google下 DI engine carbon buildup吧，这种算天生的缺陷， 除了定期清理，
无解。


【 在 godspeedcn (G0dspeed) 的大作中提到: 】
: 估计不是这个valve lifter的问题。因为就像dealer说的，这个问题只是在冷车启动的
: 时候会发生。一旦气缸热起来就没有这个问题了。
: 从OBD给的信息来看，这个情况总共就发生过2~3次。
: 我现在已经把车拿回来了，不计划花这冤枉的$750去消除积碳。
: 但是买点燃油添加剂来清洗下积碳和喷油嘴，然后拉拉高速我觉得还是必要的。以免
: 这个问题扩大化。
: 自这个Engine灯亮了以后到目前为止，行驶过程中没有任何问题。所以...
: 大家有没好点的清除积碳的添加剂推荐？



哈哈，手工清理气门积碳不打开缸盖和拆下正时皮带是清不了的，所以同理推出sb骗子
dealer怎么知道问题原因是积碳？他们肯定没可能打开看到。
先换火花塞，再加油的时候灌一瓶清洗剂chevron的techron洗一下喷头。
【 在 godspeedcn (G0dspeed) 的大作中提到: 】
: 查了一下，发觉自己弄的话.... 难度系数2.8啊... 自己肯定拆不了


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