回复：

来源: 于 2011-10-26 06:32:40 [旧帖] [给我悄悄话] 本文已被阅读：次

It sounds your brake is soft, not hard. 如果踩刹车有海棉样的感觉， 可以试 bleeding. there may be air in the system. It is not related to booster aging.