P0073 on the 2020 Ford F-650
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| SSM 50742 | 2022-05-14. Service bulletin. Some 2020-2022 F-Super Duty vehicles may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0073 for the ambient air temperature sensor stored in the powertrain control (PCM). When performing pinpoint test BF in Workshop Manual (WSM), Section 413-01, the ambient air temperature sensor/outside air temperature display reset procedure has been added to the Ford Diagnostic Repair System (FDRS) diagnostic scan tool. Depending on how the vehicle is equipped, run the FCIM or HVAC. Reset the Outside Air Temperature Sensor Learned Values application. Clear DTCs and retest after performing the reset procedure. |
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1 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.