Service bulletins for the 2002 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.
130 on file from NHTSA, as of 2026-10-19.
About P1139 on the 2002 Audi A6: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P1139 are shown. Show all
| 0408 | 2004-10-19. Service bulletin. FUEL SYSTEM, OTHER. LONG TERM FUEL TRIM - SYSTEM TOO RICH. DIAGNOSTIC TROUBLE CODE P1123, P1125, P1137 AND P1139. *TT |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.