P0411 on the 2001 Audi TT
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.
| 0005 | 2001-02-01. Service bulletin. A CONDITION MAY EXIST WITH THE MALFUNCTION INDICATOR LIGHT ON WITH DIAGNOSTIC TROUBLE CODE P0411 SECONDARY AIR SYSTEM INCORRECT FLOW DETECTED STORED IN MEMORY. *TT |
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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.