Ford F-150 2018–2019 — technical service bulletin
Bulletin TSB 19-2257 · NHTSA communication 10164427 · issued Aug 23, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2018–2019
model years
2
vehicle entries
Official summary
Some 2018-2019 F-150 vehicles equipped with a 2.7L EcoBoost engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0471 stored in the powertrain control module (PCM). This may be due to the exhaust pressure sensor. To correct the condition, follow the Service Procedure to replace the exhaust pressure sensor.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.