6.2/7.3L Engine Illuminated MIL DTC P0457 – 2021-2022 Ford F-Super Duty, 2021-2023 E-Series
NHTSA ID Number: 10216961 Manufacturer Communication Number: SSM 50977 Summary Some 2021-2022 F-Super Duty and 2021-2023 E-Series 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. … Read more