Illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0420 and/or P0430...
Ford technical service bulletin TSB 22-2137 for 2018-2020 Ford F-150, 2020-2021 Ford Expedition and 2020-2021 Lincoln Navigator.
- Bulletin number
- TSB 22-2137
- Component
- Power train: automatic transmission: control module (TCM/PCM/tecm)
- Summary
- Some 2018-2020 F-150 vehicles equipped with a 2.7L EcoBoost and 2020-2021 Expedition/Navigator may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0420 and/or P0430 stored in the powertrain control module (PCM). This may be due to high sulfur content in the fuel. To correct the condition, follow the Service Procedure to de-sulfate the catalytic convertors.
Owners of these vehicles have filed 2,539 complaints in the transmission category.
Vehicles covered
- Ford F-150 2018-2020 201820192020
- Ford Expedition 2020-2021 20202021
- Lincoln Navigator 2020-2021 20202021
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