F-350

4×4 – Transfer Case Inoperative With Various DTCs – 2017-2019 Ford F-Super Duty

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2019 Ford F-Super Duty

NHTSA ID Number: 10168771 Manufacturer Communication Number: SSM 48300 Summary Some 2017-2019 F-Super Duty 4×4 vehicles may exhibit an inoperative transfer case function with various diagnostic trouble codes (DTCs), including but not limited to P1839, P1867, P1861, P1891, P1841, U0102. If normal diagnosis leads to shift motor as the cause, first disconnect transfer case control module (TCCM) … Read more

Vehicle Software Update Message – Service Tool Displays Factory Mode – 2018-2019 Ford & Lincoln

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2019 Ford Mustang

NHTSA ID Number: 10167210 Manufacturer Communication Number: SSM 48279   Summary Some 2018-2019 Ford and Lincoln vehicles equipped with a telematics control unit (TCU) may exhibit a persistent message in the Ford Pass/Lincoln Way mobile app advising, “Your vehicles software is being updated. Vehicle controls will be unavailable for about 10 minutes while this update takes place.” … Read more

6.7L – Illuminated MIL DTC P203B – 2020 Ford F-Super Duty

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2020 Ford F-Super Duty

NHTSA ID Number: 10170981 Manufacturer Communication Number: SSM 48489   Summary Some 2020 F-Super Duty vehicles equipped with 6.7L engine may exhibit an illuminated malfunction indicator lamp (MIL) and diagnostic trouble code (DTC) P203B. If performing pinpoint test RJ in the Powertrain Control and Emission Diagnosis (PC/ED) does not identify an issue, do not attempt any repairs … Read more

Rear Defroster – Plastic Overmolded Terminals Not Serviceable – 2015-2020 Ford F-150, 2017-2020 F-Super Duty

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2020 Ford F-150

NHTSA ID Number: 10170985 Manufacturer Communication Number: SSM 48490 Summary Some 2015-2020 F-150 and 2017-2020 F-Super Duty vehicles equipped with a rear defroster may have factory installed or service replacement rear glass that uses rear defroster electrical terminals with a plastic overmolded cover. The rear glass defroster terminals are not serviceable and should not be removed or … Read more

6.7L Diesel – Illuminated MIL, Various DTC And Possible Forced Idle – 2020-2021 Ford F-Super Duty

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2020 Ford F-Super Duty

NHTSA ID Number: 10201609 Manufacturer Communication Number: TSB 21-2248 Summary This article supersedes TSB 21-2055 to update the Title, Issue, Action, vehicles affected and production fix date. Some 2020-2021 F-Super Duty vehicles equipped with a 6.7L engine built on or before 10-Feb-2021 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0300-P0308, P0603, … Read more