Service bulletins for the 2018 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.
700 on file from NHTSA, as of 2026-10-19.
About P050A on the 2018 Audi A6: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P050A are shown. Show all
| A0121092053040_3 | 2021-09-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE. This bulletin contains a software update for DTC P050A00 and/or P050700 stored in the ECM. |
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| A0120412053040_2 | 2020-02-08. Service bulletin. EQUIPMENT. This information bulletin contains instructions for when the MIL on and DTC P050A00 or P050700 is stored. |
| A011891 2053040- | 2019-02-19. Service bulletin. ENGINE. This information bulletin contains isntructions for when the MIL on and DTC P050A00 is stored. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.