Audi A5 Cabriolet 2010 — technical service bulletin
Bulletin A391313 2035249- · NHTSA communication 10121330 · issued Sep 23, 2013
Technical service bulletin
communication type
Electrical System
component
2010
model years
3
vehicle entries
Official summary
The basic settings of the all-wheel drive control module, J492 (address word 22), fails after the sports differential has been replaced, or after a sensor on the sports differential has been replaced. The condition occurs on vehicles with sports differential and the following software: Diagnosis address: 22 - All-wheel drive (Quattro Sport): Software part number 8K0907163 Software version: 0004
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.