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International Automotive Technicians Network
Re: DPF Regeneration Problems
Posted to HD/Fleet Forum on 3/9/2018

Frustrating, DEF system is happy. I have U2105, U2202, & U2203 in the Mirimori module. Went through a slow regen, still Derated, flashing DPF light & maintenance light. I think I'm done for the week.... Login to read more.