Service bulletins for the 2021 Ford Bronco
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
322 on file from NHTSA, as of 2026-10-19.
About B1407 on the 2021 Ford Bronco: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: B1407 are shown. Show all
| TSB 22-2190 | 2022-05-16. Service bulletin. ELECTRICAL SYSTEM; AIR BAGS:SRS MALFUNCTION WARNING LAMP/LIGHT. Some 2020-2022 Explorer/Aviator and 2021-2022 Bronco vehicles may exhibit an illuminated airbag warning indicator with diagnostic trouble code (DTC) B1404:13 and/or B1407:13. This may be due to contamination and relative movement in the connection between the wiring harness and the side airbag. To correct the condition, follow the Service Procedure to replace the affected connector with a service pigtail and the affected side airbag. |
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| TSB 21-2297 | 2021-09-30. Service bulletin. AIR BAGS:SENSOR:SIDE IMPACT; ELECTRICAL SYSTEM. Some 2020-2021 Explorer/Aviator and 2021 Bronco vehicles may exhibit an illuminated airbag warning indicator with diagnostic trouble code (DTC) B1404:13 and/or B1407:13. This may be due to contamination and relative movement in the connection between the wiring harness and the side airbag. To correct the condition, follow the Service Procedure steps to replace the affected connector with a service pigtail and the affected side airbag. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.