B15A1 on the 2024 Ram 5500
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.
| S258A000021 | 2025-12-11. Service bulletin. Diagnostic Trouble Code (DTC) B15A1-00 Media Port Connection 1 Connection Found Set. |
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1 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.