Illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0171, P0172, P0174...
Ford technical service bulletin TSB 21-2443 for 2019-2020 Ford F-150.
- Bulletin number
- TSB 21-2443
- Component
- Engine and engine cooling
- Summary
- Some 2019-2020 F-150 vehicles equipped with a 5.0L flex fuel engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0171, P0172, P0174 and/or P0175. This may be due to software parameters in the powertrain control module (PCM). To correct the condition, follow the Service Procedure to reprogram the PCM.
Owners of these vehicles have filed 518 complaints in the engine category.
Vehicles covered
- Ford F-150 2019-2020 20192020
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