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

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

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

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

6.7L – 10R140 Transmission – Harsh Upshifts – 2020 Ford F-Super Duty

2020 Ford F-Super Duty

NHTSA ID Number: 10171862 Manufacturer Communication Number: TSB 20-2043   Summary Some 2020 F-Super Duty vehicles equipped with a 6.7L engine and 10R140 transmission and built on or before 15-Jan-2020 may exhibit harsh upshifts between 1st and 5th gears. This may be due to various strategies within the transmission control module (TCM) software. To correct the condition, … Read more

Characteristic Or Abnormal Steering Wheel Oscillation – Workshop Manual Updates – 2017-2020 Ford F-Super Duty

2020 Ford F-Super Duty

NHTSA ID Number: 10171969 Manufacturer Communication Number: SSM 48564 Summary Some 2017-2020 F-Super Duty vehicles may exhibit a characteristic or abnormal steering wheel oscillation concern. The workshop manual (WSM) has been updated to provide diagnostic direction for both symptoms, refer to Section 211-03 Steering Linkage > Diagnosis and Testing > Symptom Chart. This message is only to … Read more