Audi A4 2012–2014 — technical service bulletin
Bulletin 24ADUPDATEa · NHTSA communication 10249096 · issued Jan 10, 2014
Technical service bulletin
communication type
Engine and Engine Cooling
component
2012–2014
model years
18
vehicle entries
Official summary
ECM Software Update (FED_EMS)
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.