Audi A3 2010–2013 — technical service bulletin
Bulletin Dealer 26N1 · NHTSA communication 10168803 · issued Nov 19, 2019
Technical service bulletin
communication type
Engine
component
2010–2013
model years
4
vehicle entries
Official summary
Due to a parts catalog error, an incorrect emissions related component may have been installed on some vehicles during a past service repair visit. Dealers will inspect and, if needed, replace the component as a proactive measure to ensure continued emissions compliance.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.