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P0401 on the 2010 Audi A3

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 P0401
A0123682064398_32023-09-01. Service bulletin. This bulletin provides information for when the MIL is on and DTC P040100 is stored in the ECM.
A0123632064398_22023-08-04. Service bulletin. This bulletin provides information for when the MIL is on and DTC P040100 is stored in the ECM.
A0123602064398_12023-08-04. Service bulletin. This bulletin provides information for when the MIL is on and DTC P040100 is stored in the ECM.

3 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.