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Diagnostic trouble code · Ford

P0457 on Ford vehicles An evaporative leak the system has attributed to a loose or missing fuel cap

P0457 is named on 10 Ford model years (2016–2023): 41 manufacturer filings and 1 owner report in NHTSA’s files, across E-Series, F-250 Super Duty, F-350 Super Duty, F-450 Super Duty, Fusion and 2 more.

Powertrain 10 model years 41 manufacturer filings 1 owner report

Which Ford model years name P0457

Source: NHTSA manufacturer communications and complaints
Model yearFiled underBulletinsOwner reports
2021 Ford E-SeriesFuel/Propulsion System10—
2022 Ford E-SeriesFuel/Propulsion System8—
2021 Ford F-250 Super DutyFuel/Propulsion System5—
2021 Ford F-350 Super DutyFuel/Propulsion System5—
2021 Ford F-450 Super DutyFuel/Propulsion System5—
2023 Ford E-SeriesPower Train4—
2016 Ford FusionEngine2—
2017 Ford C-MAXPower Train1—
2017 Ford FiestaFuel/Propulsion System—1
2016 Ford C-MAXPower Train1—

A model year is listed because the code is named in its own record — a bulletin filed against it, or an owner’s complaint about it — not because every one of these vehicles sets it. Counts are documents in NHTSA’s files, not failure rates.

Fuel/Propulsion System 22 Engine 8 Power Train 8 Equipment 3
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Ford filings that name P0457

Source: NHTSA manufacturer communications

Bulletins and campaigns Ford filed with NHTSA whose summary names P0457. Quote the document number at the service desk — it is a diagnosis the maker has already written down.

What P0457 means

Source: SAE J2012 / OBD-II

An evaporative leak the system has attributed to a loose or missing fuel cap.

A stored code names the test that failed, never the part that caused it. The record above is what Ford and its owners have filed about it; the code’s page across every make has the whole file.

From here

Common questions

Source: NHTSA files and the OBD-II standard

Is P0457 a known problem on Ford vehicles?

It is a documented one: NHTSA's files hold 41 manufacturer filings and 1 owner report naming P0457 on 10 Ford model years (2016–2023). Whether it is a problem on one particular car is a diagnosis, not a count — but a bulletin that names the code on your model year is the place to start.

Which Ford models does P0457 appear on most?

2021 E-Series (10 documents), 2022 E-Series (8 documents), 2021 F-250 Super Duty (5 documents).

Does P0457 on a Ford mean it is recalled?

No. Recalls are filed by campaign and matched by VIN; no recall is triggered by a scan tool. Check the VIN at nhtsa.gov/recalls, or open the model year's page here for the campaigns filed against it.