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P1450 Diagnostic Trouble Code Discussion for August 2011

Barometric Pressure Sensor Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1450
Help Request Posted
2010 Ford E 350 SD 5.4L MIL Lamp on VIN: 1FBSS3BL9A
P1450: Unable to bleed up/fuel tank vacuum. Last week it come in with code p1450 and lean code b1.looking at the scan data the tank pressure read 2.75 vdc.i remove the gas cap and it drop to 1.25,put the cap on and reading goes up again.i disconnect the vent solenoid wire connector and nothing happen. I...
August 13, 2011