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P1093 Diagnostic Trouble Code Discussion for June 2014

Fuel Rail Pressure Low During Power Enrichment


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Trouble Ticket Help Requests for DTC P1093
Help Request Posted
2004 GMC Sierra 2500 HD SLE 6.6L No Start VIN: 1GTHK29224
P1093: Fuel Rail Pressure Low During Power Enrichment. I have a duramax in my bay. truck will not start without primming fuel sys. fuel rail pressures are around 250psi while cranking. I have replaced fuel line from ficm to filter as it was very soft. no change. installed fuel pressure guageon return line before c...
June 02, 2014
2004 GMC Sierra 2500 HD SLE 6.6L No Start VIN: 1GTHK29224
P1093: Fuel Rail Pressure Low During Power Enrichment. I have a duramax in my bay. truck will not start without primming fuel sys. fuel rail pressures are around 250psi while cranking. I have replaced fuel line from ficm to filter as it was very soft. no change. installed fuel pressure guageon return line before c...
June 03, 2014