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P1688 Diagnostic Trouble Code Discussion for January 2011

Unmanaged Engine Torque Signal Delivered To TCM

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Trouble Ticket Help Requests for DTC P1688
Help Request Posted
2000 Dodge Ram 2500 5.9L No Start VIN: 1B7K2361YJ
P1688: Internal injector pump failure. Ok all I will be the first to admit I do not have alot of experiance with diesel engines. I know how they work just not all the ends and outs of them. Customer ran out of fuel again cause the sending unit doesnt work (I know fix the sending unit and we will if...
January 05, 2011