P0073 on the 2021 Ford Bronco
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 26-2291 | 2026-06-22. Service bulletin. This bulletin supersedes 26-2006. Reason for update: update the Parts list to correct the ambient air temperature service part number. Some 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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| SSM 54781 | 2026-04-28. Service bulletin. Some 2021-2025 Bronco vehicles built on or before 09-Sep-2025 may require replacement of the ambient air temperature sensor for various concerns. Diagnostic trouble codes (DTC) P0071, P0072, and/or P0073 may be present in the powertrain control module (PCM). A concern has been identified in TSB 26-2006 that previously instructed replacement of the incorrect ambient air temperature sensor for the vehicle application. Monitor Professional Technician System (PTS) for updates. |
| TSB 26-2006 | 2026-04-22. Service bulletin. Some 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). |
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.