B1A0A on the 2024 Jeep Grand Cherokee
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.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| S2408000126 REV.A | 2025-07-17. Service bulletin. Diagnostic Trouble Code (DTC) B1A0A-00 Remote Keyless Entry (RKE) FOB 3 Performance |
|---|---|
| 9100549REV1 | 2025-06-18. Service bulletin. "Keyfob WL/WS/LB Key fobs unable to be programmed at dealers. Please check current stock and verify a Blue ""OK"" mark on part label. If not present send part back to Mopar under RMA 8925-792 and replace with clean stock from Mopar. Some vehicles may exhibit DTC B1A0A-00 that has set erroneously and with no associated owner complaints. It is not recommended to replace any parts for this concern, all service parts will perform the same. Engineering is aware of a software issue that may set this false DTC for FOB 3 Performance when there may not even be a FOB 3 programmed to the vehicle. A software update is expected to be released within the 1st quarter of 2025 to correct this concern." |
| 9100549 | 2025-04-16. Service bulletin. "Keyfob WL/WS/LB Key fobs unable to be programmed at dealers. Please check current stock and verify a green check mark on part label. If not present send part back to Mopar under RMA 8925-792 and replace with clean stock from Mopar. Some vehicles may exhibit DTC B1A0A-00 that has set erroneously and with no associated owner complaints. It is not recommended to replace any parts for this concern, all service parts will perform the same. Engineering is aware of a software issue that may set this false DTC for FOB 3 Performance when there may not even be a FOB 3 programmed to the vehicle. A software update is expected to be released within the 1st quarter of 2025 to correct this concern." |
| 9100475 | 2025-04-10. Service bulletin. "Key Fob Some vehicles may exhibit DTC B1A0A-00 that has set erroneously and with no associated owner complaints. It is not recommended to replace any parts for this concern, all service parts will perform the same. Engineering is aware of a software issue that may set this false DTC for FOB 3 Performance when there may not even be a FOB 3 programmed to the vehicle. A software update is expected to be released within the 1st quarter of 2025 to correct this concern." |
| S2408000126 | 2024-12-21. Service bulletin. Diagnostic Trouble Code (DTC) B1A0A-00 Remote Keyless Entry (RKE) FOB 3 Performance |
5 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.