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P154A on the 2015 Acura RLX

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.

Bulletins for this model year that name P154A
Service Bulletin2017-09-29. Service bulletin. Service bulletin - The i-MID displays reads 12 Volt Battery Charging System Problem and DTC P154A (battery sensor internal failure) may be stored.

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.