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I have a 2012 Isuzu NPRHD, 5.2 diesel that is in limp mode
I have a 2012 Isuzu NPRHD, 5.2 diesel that is in limp mode and shows DTC's of P20C9 and P2048. I have an IDSS so I can reset the DTC's but they come back after a few miles driving. … read more
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Meet the Experts:

Daniel Wilson

Daniel Wilson

7,027 satisfied customers

Owner at DJ Wilson

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Cat Man

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I am ASE Master Truck Certified.

Wayne

Wayne

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Jeremy

Jeremy

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ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, EPA 608/609 HVAC Certified, Steering/Suspension and ABS/Brakes Technician

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cumminsdr

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All types of Cummins applications

Curtis B.

Curtis B.

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dieseldan55

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