{"nhtsa_id":10186623,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-02-04","date":"2021-01-22","document_id":"SSM 49485","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, GASOLINE","mfr_system":null,"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.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10186623-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10186623-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10186623","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":["P0457"],"topics":[],"vehicles":[{"make":"FORD","model":"E-250","year_from":2021,"year_to":2021,"match":null,"vehicle_ids":[]},{"make":"FORD","model":"E-350","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_ford_e-350"]},{"make":"FORD","model":"E-450","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_ford_e-450"]},{"make":"FORD","model":"F-250 SD","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_ford_f-250"]},{"make":"FORD","model":"F-350 SD","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_ford_f-350"]},{"make":"FORD","model":"F-450 SD","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_ford_f-450"]},{"make":"FORD","model":"F-550 SD","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_ford_f-550"]},{"make":"FORD","model":"F-650 SD","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_ford_f-650"]},{"make":"FORD","model":"F-750 SD","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_ford_f-750"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}