Tech Tip for Ford F-150 fuel pressure sensor

If a 2020 or later F-150 has the check engine light on and DTC P0451 is stored, and there appears to be no drivability issues, it’s possible that this indicates that the fuel tank pressure sensor needs to be replaced.

Mike Mavrigian

Jan. 31, 2025

If possible, urge the customer to deliver the vehicle with as little fuel as possible to make life a bit easier and safer when handling the fuel tank.

This does require dropping the fuel tank, so if possible, urge the customer to deliver the vehicle with as little fuel as possible to make life a bit easier and safer when handling the fuel tank.

About the Author

Mike Mavrigian

Motor Age Editor

Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.