B11D9 on the 2024 Ford F-150
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.
| TSB 25-2142 | 2025-05-08. Service bulletin. This article supersedes TSB 24-2442 to update the service procedure Some 2021-2024 F-150 vehicels equipped with a 3.5L PowerBoost engine, may exhibit at least one of the following conditions: * "12V Battery State of Charge Low" message displayed in the instrument panel cluster (IPC) * "Charging System Service Soon" message displayed in the IPC * "Remote Features Disabled To Preserve Battery" in FordPass * DTC B11D9:09 stored in the body control module (BCM) * Center display screen message of "System Off To Save Battery" * No crank/no start condition and or a discharged 12v battery This may be due to an erroneous calculation of battery state of charge (SOC) by the battery monitoring system (BMS), the software in the air conditioning control module (ACCM) and/or the software in the transfer case control module (TCCM). |
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| TSB 24-2295 | 2024-09-24. Service bulletin. Some 2021-2024 F-150 vehicles equipped with a 3.5L PowerBoost engine, may exhibit a "12V Battery State of Charge Low" or "Charging System Service Soon" Message displayed in the IPC and/or "Remote Features Disabled To Preserve Battery" in FordPass. Some vehicles may also exhibit DTC B11D9:09 and a Sync Screen message of "System Off To Save Battery". |
2 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.