Audi A4 2010–2013 — technical service bulletin
Bulletin Dealer Letter-Up · NHTSA communication 10121521 · issued Nov 1, 2013
Technical service bulletin
communication type
Electrical System
component
2010–2013
model years
24
vehicle entries
Official summary
This communication is to inform you of upcoming Update 28G6. There are 79,232 Audi vehicles affected in the U.S. by this Update. Rough idle or reduced driving power and, in turn, an illuminated Malfunction Indicator Lamp (MIL) on the instrument cluster due to the presence of specific fault codes caused by this component. Inspect and replace ignition coils as required.
Vehicles covered
- 2010 Audi A4
- 2013 Audi A4 Allroad
- 2011 Audi A4 Avant
- 2012 Audi A4 Avant
- 2010 Audi A5
- 2011 Audi A5
- 2012 Audi A5
- 2013 Audi A5
- 2010 Audi A5 Cabriolet
- 2011 Audi A5 Cabriolet
- 2012 Audi A5 Cabriolet
- 2013 Audi A5 Cabriolet
- 2010 Audi A6
- 2011 Audi A6
- 2012 Audi A6
- 2013 Audi A6
- 2010 Audi A7
- 2011 Audi A7
- 2012 Audi A7
- 2013 Audi A7
- 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.