Service bulletins for the 2021 Audi RS 5
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.
979 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Crankcase ventilation (PCV) are shown. Show all
| A0123592069351_3 | 2023-07-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). This bulletin provides information on when the engine crankcase breather has a whistling sound, and DTC P227900 is stored. |
|---|
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.