Service bulletins for the 2020 Audi S3
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
640 on file from NHTSA, as of 2026-10-19.
About P174E on the 2020 Audi S3: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
By topic
Only bulletins with trouble code: P174E are shown. Show all
| TSB_2077475_2 | 2026-06-04. Service bulletin. POWER TRAIN. 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. POWER TRAIN. This TSB provides information when the earbox warning light is on; event memory entry P0174A00/P174E00. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.