Audi A3 2006–2021 — technical service bulletin
Bulletin A1721122060750_2 · NHTSA communication 10186945 · issued Feb 2, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2006–2021
model years
60
vehicle entries
Official summary
This bulletin contains instructions for using the UV additive to find engine oil leaks.
Vehicles covered
- 2006 Audi A3
- 2007 Audi A3
- 2008 Audi A3
- 2009 Audi A3
- 2010 Audi A3
- 2011 Audi A3
- 2012 Audi A3
- 2013 Audi A3
- 2014 Audi A3
- 2015 Audi A3
- 2016 Audi A3
- 2017 Audi A3
- 2018 Audi A3
- 2019 Audi A3
- 2006 Audi A4
- 2007 Audi A4
- 2008 Audi A4
- 2009 Audi A4
- 2010 Audi A4
- 2011 Audi A4
- 2012 Audi A4
- 2013 Audi A4
- 2014 Audi A4
- 2015 Audi A4
- 2016 Audi A4
- 2017 Audi A4
- 2018 Audi A4
- 2019 Audi A4
- 2020 Audi A4
- 2021 Audi A4
- 2006 Audi A4 Cabriolet
- 2007 Audi A4 Cabriolet
- 2008 Audi A4 Cabriolet
- 2009 Audi A4 Cabriolet
- 2008 Audi A5
- 2009 Audi A5
- 2010 Audi A5
- 2011 Audi A5
- 2012 Audi A5
- 2013 Audi A5
- 2014 Audi A5
- 2015 Audi A5
- 2016 Audi A5
- 2017 Audi A5
- 2018 Audi A5
- 2019 Audi A5
- 2020 Audi A5
- 2021 Audi A5
- 2008 Audi A5 Cabriolet
- 2009 Audi A5 Cabriolet
- 2010 Audi A5 Cabriolet
- 2011 Audi A5 Cabriolet
- 2012 Audi A5 Cabriolet
- 2013 Audi A5 Cabriolet
- 2014 Audi A5 Cabriolet
- 2015 Audi A5 Cabriolet
- 2016 Audi A5 Cabriolet
- 2017 Audi A5 Cabriolet
- 2018 Audi A5 Cabriolet
- 2019 Audi A5 Cabriolet
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.