P0401只是说明EGR流量不足，即涉及好几个控制组件也涉及管路不畅，交给车铺检修吧。

来源: Oneshotkill 于 2021-09-15 10:04:25 [旧帖] [给我悄悄话] 本文已被阅读：次

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