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P1450 Diagnostic Trouble Code Discussion for November 2011

Barometric Pressure Sensor Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1450
Help Request Posted
2004 Ford F-350 Super Duty XLT 5.4L MIL Lamp on VIN: 1FDSF35L24
P1450: excess vacum in evap system. tested canister vent valve workes as perscribed, tested purge valve, naturally clossed, works as perscribed, ftp is between 2.4v-2.8v, in spec,tested purge and vent valves both operate with ecm commands. replaced carbon canister about 1500 miles due to a test ...
November 18, 2011
2002 Ford Expedition XLT 4.6L MIL Lamp on
P1450: Not able to release pressure. I change tank pressure sensor reset light car came back after 250 miles' check hoses
November 30, 2011