Audi A4 2009–2011 — technical service bulletin
Bulletin Customer Letter · NHTSA communication 10121385 · issued Aug 30, 2013
Technical service bulletin
communication type
Electrical System
component
2009–2011
model years
13
vehicle entries
Official summary
Audi has determined that a faulty fuel injector may cause minor misfire conditions and, in turn, cause the Malfunction Indicator Lamp (MIL) on the instrument cluster to illuminate due to the presence of specific fault codes caused by this component. In our continuing efforts to assure proper performance of Audi vehicles, your dealer will diagnose and replace a faulty fuel injector, if necessary, at no cost to you as long as the vehicle remains within the time and mileage limits of this warranty extension. Please keep this letter with your Warranty booklet and deliver it to any new owner, along
Vehicles covered
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.