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P244B Diagnostic Trouble Code Discussion for September 2014

Diesel Particulate Filter Differential Pressure Too High

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Trouble Ticket Help Requests for DTC P244B
Help Request Posted
2011 Isuzu NPR-HD 5.2L MIL Lamp on VIN: JALC4W161B
P244B: dsl part filter restriction. -Truck towed in full limp in mode. The driver had been using vehicle with dsl fluid warning lights on for a year or more. We had the can baked and then replaced the fluid injector after we could not clear P20C9. Other codes come on on road test. Does anyone wo...
September 10, 2014