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P2D11 on the 2021 Maserati Quattroporte

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 P2D11
MAS005101 DS 26-062026-04-17. Other. This bulletin provides instructions for diagnosing and correcting issues with the rear exhaust silencer. These issues may include exhaust noise or bypass valve problems (including DTC P1217 and P2D1100).

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.