Service bulletins for the 2026 Audi A6
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.
274 on file from NHTSA, as of 2026-10-19.
About U0418 on the 2026 Audi A6: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: U0418 are shown. Show all
| TSB_2081024_3 | 2026-05-05. Service bulletin. ENGINE. This Pending Service Solution (PSS) requests that technicians enter a record into the PSS database when the MIL is on; DTC U041800. |
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| TSB_2081024_1 | 2026-03-03. Service bulletin. ENGINE. This Pending Service Solution (PSS) requests that technicians enter a record into the PSS database when the MIL is on; DTC U041800. |
| TSB_2078871_2 | 2026-02-06. Service bulletin. ENGINE. This bulletin provides information when the engine warning lamp (MIL) is on - DTC U041800. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.