P0073 on the 2023 Ford F-450
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.
| TSB 26-2251 | 2026-06-05. Service bulletin. This article supersedes TSB 25-2545. Reason for update: To correct the current Pinpoint Test description. Some of the vehicles listed in the Model statement above may require the replacement of the ambient air temperature sensor for various concerns. DTCs P0071, P0072, and/or P0073 may be present in the powertrain control module (PCM). |
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| TSB 25-2545 | 2026-01-13. Service bulletin. Some 2023-2025 F-Super Duty vehicles built on or before 14-Jun-2025 may require the replacement of the ambient air temperature (AAT) sensor for various concerns. DTCs P0071, P0072, and/or P0073 may be present in the powertrain control module (PCM). |
| SSM 51491 | 2023-04-06. Service bulletin. Some 2021-2022 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 BG 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. |
3 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.