P174E on the 2019 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.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| TSB_2077475_2 | 2026-06-04. Service bulletin. This TSB provides information when the gearbox warning light is on; event memory entry P0174A00/P174E00. |
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| TSB_2077475_1 | 2025-05-03. Service bulletin. This TSB provides information when the earbox warning light is on; event memory entry P0174A00/P174E00. |
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.