Audi A4 2008–2014 — technical service bulletin
Bulletin A851422 2033596- · NHTSA communication 10124878 · issued Nov 11, 2014
Technical service bulletin
communication type
Equipment
component
2008–2014
model years
23
vehicle entries
Official summary
Supersedes Technical Service Bulletin Group 85 number 14-20 dated February 24, 2014. DTCs may be stored in the heating and air conditioning electronics control module. A faulty printed circuit board in the fresh air blower control module and/or the carbon brushes bind in the brush holder and, as a consequence, lose contact with the motor commutator of the fresh air blower can cause Improper operation of the fresh air blower.
Vehicles covered
- 2009 Audi A4
- 2010 Audi A4
- 2014 Audi A4 Allroad
- 2011 Audi A4 Avant
- 2012 Audi A4 Avant
- 2008 Audi A5
- 2009 Audi A5
- 2010 Audi A5
- 2011 Audi A5
- 2012 Audi A5
- 2013 Audi A5
- 2014 Audi A5
- 2010 Audi A5 Cabriolet
- 2011 Audi A5 Cabriolet
- 2012 Audi A5 Cabriolet
- 2013 Audi A5 Cabriolet
- 2014 Audi A5 Cabriolet
- 2009 Audi Q5
- 2010 Audi Q5
- 2011 Audi Q5
- 2012 Audi Q5
- 2013 Audi Q5
- 2014 Audi Q5
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.