5.0L Flex Fuel – Illuminated MIL With DTCs P0171/P0172/P0174/P0175 – 2018-2020 Ford F-150
NHTSA ID Number: 10179316 Manufacturer Communication Number: SSM 49050 Summary Some 2018-2020 F-150 vehicles equipped with a 5.0L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0171, P0172, P0174 and/or P0175. This may be due to incorrect flex fuel learning, which is often caused by customer refueling habits when adding … Read more