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P1491 Diagnostic Trouble Code Discussion for November 2004

EVAP Vacuum Cut Valve/Bypass Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1491
Help Request Posted
2002 Dodge Ram 1500 SLT 5.9L No Start VIN: 1D7HA16Z62
... ago for the same no start condition. When we get it to the shop it starts. It cranks OK, has good fuel pressure but doesnít seem to have good spark. When you let off the key it will run backwards. Always seems to happen when itís raining but Iím not sure t...
November 30, 2004