Audi A4 2009–2013 — technical service bulletin
Bulletin 134220334913 · NHTSA communication 10216663 · issued Jul 11, 2013
Technical service bulletin
communication type
Fuel System, Gasoline
component
2009–2013
model years
25
vehicle entries
Official summary
The leak can be traced to the connection of the water pump and the hose leading to the heater core (Figure 1). The seal ring is not the cause of the leak.
Vehicles covered
- 2009 Audi A4
- 2010 Audi A4
- 2011 Audi A4
- 2012 Audi A4
- 2013 Audi A4
- 2009 Audi A5
- 2010 Audi A5
- 2011 Audi A5
- 2012 Audi A5
- 2013 Audi A5
- 2009 Audi A5 Cabriolet
- 2010 Audi A5 Cabriolet
- 2011 Audi A5 Cabriolet
- 2012 Audi A5 Cabriolet
- 2013 Audi A5 Cabriolet
- 2009 Audi A6
- 2010 Audi A6
- 2011 Audi A6
- 2012 Audi A6
- 2013 Audi A6
- 2009 Audi Q5
- 2010 Audi Q5
- 2011 Audi Q5
- 2012 Audi Q5
- 2013 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.