Audi A4 Allroad 2011–2014 — technical service bulletin
Bulletin Campaign Circula · NHTSA communication 10123630 · issued Nov 13, 2015
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011–2014
model years
28
vehicle entries
Official summary
On certain Audi vehicles with 2.0L TFSI engine, the diaphragm of the crankcase pressure regulating valve may have been damaged. Inspect and, if necessary, install a repair kit for the crankcase pressure regulating valve.
Vehicles covered
- 2013 Audi A4 Allroad
- 2014 Audi A4 Allroad
- 2011 Audi A4 Avant
- 2012 Audi A4 Avant
- 2011 Audi A5 Cabriolet
- 2012 Audi A5 Cabriolet
- 2013 Audi A5 Cabriolet
- 2014 Audi A5 Cabriolet
- 2012 Audi A6
- 2013 Audi A6
- 2014 Audi A6
- 2013 Audi Allroad
- 2014 Audi Allroad
- 2011 Audi Q5
- 2012 Audi Q5
- 2013 Audi RS 5
- 2014 Audi RS 5
- 2011 Audi S4
- 2012 Audi S4
- 2013 Audi S4
- 2014 Audi S4
- 2011 Audi S5 Cabriolet
- 2012 Audi S5 Cabriolet
- 2013 Audi S5 Cabriolet
- 2014 Audi S5 Cabriolet
- 2012 Audi S6
- 2013 Audi S6
- 2014 Audi S6
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.