Some 2021 F-150 vehicles equipped with a 5.0L engine and built on or before 23-Apr-2021 may experience a...

Bulletin number

TSB 21-2158

Component

Engine and engine cooling

Summary

Some 2021 F-150 vehicles equipped with a 5.0L engine and built on or before 23-Apr-2021 may experience a runs rough, hesitation and/or a lack of power condition with an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0301, P0304, P0306, P0307, P3402, P3426, P3442 and/or P3450 stored in the powertrain control module (PCM). This may be due to various software parameters within the PCM. To correct the condition, follow the Service Procedure to reprogram the PCM and reset the keep alive memory (KAM).

Owners of these vehicles have filed 102 complaints in the engine category.