Some 2021 E-Series/F-Super Duty/F-650/F-750 vehicles equipped with a 6.2L or 7.3L gasoline engine may...
Ford technical service bulletin SSM 49485 for 2021 Ford F-250 SD, 2021 Ford F-350 SD and 2021 Ford E-350 and others.
- Bulletin number
- SSM 49485
- Component
- Fuel system, gasoline
- Summary
- Some 2021 E-Series/F-Super Duty/F-650/F-750 vehicles equipped with a 6.2L or 7.3L gasoline engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0457 stored in the powertrain control module (PCM). This may be due to a loose fuel filler cap. The fuel filler cap design changed for 2021 to require one full turn to properly tighten. Advise the customer of the design change. For further diagnostics, refer to the Powertrain Control/Emissions Diagnosis (PC/ED) manual, pinpoint test HX.
Vehicles covered
- Ford F-250 SD 2021 2021
- Ford F-350 SD 2021 2021
- Ford E-350 2021 2021
- Ford F-550 SD 2021 2021
- Ford F-450 SD 2021 2021
- Ford E-450 2021 2021
- Ford E-250 2021 2021
- Ford F-650 SD 2021 2021
- Ford F-750 SD 2021 2021
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