Ford F-250 SD 2020–2021 — technical service bulletin
Bulletin TSB 21-2058 · NHTSA communication 10189777 · issued Mar 5, 2021
Technical service bulletin
communication type
Fuel System, Gasoline
component
2020–2021
model years
8
vehicle entries
Official summary
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 various fuel system related diagnostic trouble codes (DTCs) stored in the powertrain control module (PCM). While performing pinpoint test (PPT) M in the Powertrain Control/Emissions Diagnosis (PC/ED) Manual, the fuel pressure control valve (F_PCV) and/or fuel volume control valve (F_VCV) parameter identifications (PIDs) may not have an option to manually command them with the scan tool. This may be due to the PCM software. To correct t
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.