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P0088 Diagnostic Trouble Code Discussion for October 2014

Fuel Rail Pressure Too High

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Trouble Ticket Help Requests for DTC P0088
Help Request Posted
2006 Chevrolet C4500 Kodiak C4U042 6.6L MIL Lamp on VIN: 1GBE4C1286
P0088: fuel pressure too high. Truck came and driver said it lost accelerator pedal operation, he shut down the engine and sprayed wd40 on the pedal and all was good. Ok! With mil on, found p0087, fuel press too low. Cleared codes and drove truck and all is good. Found all the above codes i...
October 02, 2014