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P0300 on the 2021 Audi RS 7

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 P0300
A0124482014753_132025-01-07. Service bulletin. This bulletin provides information when the MIL is on; DTCs for misfire, air/fuel ratio imbalance, or lean fuel system stored in the ECM P030000.
A0124212069038_52024-06-25. Service bulletin. This bulletin provides information when the MIL is illuminated, cylinder misfires; P0300, P0301, P0302, P0303, P0304, P0305, P0306
A0124212069038_52024-06-25. Service bulletin. This bulletin provides information when the MIL is illuminated, cylinder misfires; P0300, P0301, P0302, P0303, P0304, P0305, P0306
A1324232060876_22024-03-06. Service bulletin. This bulletin provides information for when the MIL is illuminated; DTC P030000 is stored in the ECM, and corrosion marks are on the cylinder walls.
A0123862071251_22023-11-06. Service bulletin. This bulletin provides information for when there are misfires on cylinder 1 or 6, MIL on, DTCs P030000, P030100, P030600.
A0123732071251_12023-09-01. Service bulletin. This bulletin requests that technicians create a PSS Record when the MIL is on, misfires on cylinder 1 or 6, and the DTCs P030000, P030100, and P030600 are stored.
A1320092060876_12020-11-05. Service bulletin. This bulletin states to continue diagnosis when there are corrosion marks with DTC P030000.

7 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.