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P0088 Diagnostic Trouble Code Discussion for January 2010

Fuel Rail Pressure Too High

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Trouble Ticket Help Requests for DTC P0088
Help Request Posted
2005 Dodge Ram 2500 Laramie 5.9L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: 3D7KS28C75
P0088: high fuel pressure. Engine idles rough and is over fueling at idle. Fuel pressure is 18000 at idle. We are also showing 15% boost at idle. We checked the signal to the FCA on the back of the pump and it was fine. We replaced the pump with a used one with no change. We also replac...
January 13, 2010