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Re: DTC Codes, Engine Derate, Maxxforce 13
Posted to HD/Fleet Forum on 4/4/2018 1 Reply

Thank you for your response. I ended up removing the AFI injector and cleaned it and preformed a flow test to make sure it was spraying. It was plugged with soot. Manually regened the vehicle and it came up to temperature and then cleared the engine derate. I ... Login to read more.

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