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P0852 on the 2021 Subaru Outback

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.

Nobody has written a description of this code yet.

Bulletins for this model year that name P0852
16-159-262026-08-04. Service bulletin. This bulletin provides new diagnostic steps for DTC P0851 and P0852 to be used in conjunction with the applicable Service Manual.
16-159-262026-07-02. Service bulletin. This bulletin provides new diagnostic steps for DTC P0851 and P0852 to be used in conjunction with the applicable Service Manual.

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.