卡车DPF再生频繁是什么原因

跑柴油车最怕 DPF 一直再生,油耗上去不说,动力也跟着闷。我以前只以为是车老了,后来才发现很多问题跟短途怠速、排气温度上不去、传感器读数飘有关。现在遇到再生太频繁,我会先看故障码和 soot load,再看最近是不是一直低速挪车。别一上来就硬跑高速,有时候差压传感器或排气漏气没查出来,跑再久也白搭。

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