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P0451 Diagnostic Trouble Code Discussion for October 2008

Fuel Tank Pressure Sensor Performance

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Trouble Ticket Help Requests for DTC P0451
Help Request Posted
2005 Suzuki Verona S 2.5L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: KL5V556L05
P0451: Fuel Tank Pressure Sensor Performance. This Verona has a check engine light on, has all the codes above in the computer. Mitchell is very vauge about these codes especially the throttle actuator codes. has anybody seen this problem common to the Verona. any help would be very appreciated.
October 06, 2008
2005 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53U95
P0451: EVAP system pressure sensor range/performance. P0451, My 2006 Mitchell doesn't cover this one. I have found that this code relates to fuel tank pressure sensor offset. I can't find any info to explain exactly what that means. The PID for sensor shows .14v and -18.51 in H2O; doesn't change with fuel cap on ...
October 08, 2008