P0171

3.3L Engine – Illuminated Malfunction Indicator Light (MIL) With Diagnostic Trouble Code (DTC) P0171 Stored In The PCM – 2021-2023 Ford F-150

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2023 Ford F-150

NHTSA ID Number: 10238288 Manufacturer Communication Number: TSB 23-2195 Summary Some 2021-2023 F-150 vehicles equipped with a 3.3L engine may exhibit an illuminated MIL in the instrument panel cluster (IPC) with DTC P0171 stored in the powertrain control module (PCM). This may be due to the software level of the PCM. To correct this issue, follow the … Read more

5.0L Flex Fuel – Illuminated MIL With DTCs P0171, P0172, P0174, And/Or P0175 – 2019-2020 Ford F-150

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2020 Ford F-150

NHTSA ID Number: 10205530 Manufacturer Communication Number: TSB 21-2443 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 … Read more

Slow Fill And/Or Illuminated MIL With DTCs P0171, P0174, P0451, P0455,P0456, P0496 And/Or P1450 – 2017-2021 Ford Transit

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2021 Ford Transit

NHTSA ID Number: 10191172 Manufacturer Communication Number: TSB 21-2106 Summary Some 2017-2021 Transit vehicles built on or before 30-Nov-2020 may experience a slow fill condition and/or illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0171, P0174, P0451, P0455, P0456, P0496 and/or P1450. This may be due to a kinked evaporator emissions fresh air vent line. … Read more

5.0L – Illuminated MIL With DTCs P0364, P060B, P062B, P164C, P2601, P0171, P0172, P0174, P0175 and/or P1104 In The PCM – 2021 Ford F-150

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2021 Ford F-150

  NHTSA ID Number: 10225455 Manufacturer Communication Number: TSB 22-2393 Summary Some 2019-2021 F-150 vehicles built on or before 04-Mar-2021 and equipped with a 5.0L engine may experience an illuminated malfunction indicator lamp (MIL) and diagnostic trouble codes (DTC) P0171, P0172, P0174, P0175, P0364, P060B, P062B, P1104, P164C, P2601, P2BEC, P2BED, P2BEE, P2BEF, P2BF0, P2BF1, P2BF2 and/or … Read more

5.0L Flex Fuel – Illuminated MIL With DTCs P0171/P0172/P0174/P0175 – 2018-2020 Ford F-150

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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