Audi A4 Allroad 2011–2014 — technical service bulletin
Bulletin A371422 2028985- · NHTSA communication 10122457 · issued May 1, 2014
Technical service bulletin
communication type
Power Train
component
2011–2014
model years
28
vehicle entries
Official summary
Supersedes Technical Service Bulletin Group 37 number 13-01 dated April 24, 2013. Transmission warning may appear in instrument cluster. After ignition cycle, the warning message is no longer present. DTC P074100 (Torque Converter Clutch Circuit Performance) or ?Stuck Off? is stored in transmission control module (TCM), J217 (address word 03). The fault occurs with ATF temperature below 60o C. Check for this temperature range in the extended environmental conditions of the diagnosis protocol. This TSB only applies if the ATF level is correct and there are no leaks.
Vehicles covered
- 2013 Audi A4 Allroad
- 2014 Audi A4 Allroad
- 2011 Audi A4 Avant
- 2012 Audi A4 Avant
- 2011 Audi A5
- 2012 Audi A5
- 2013 Audi A5
- 2014 Audi A5
- 2011 Audi A5 Cabriolet
- 2012 Audi A5 Cabriolet
- 2013 Audi A5 Cabriolet
- 2014 Audi A5 Cabriolet
- 2012 Audi A6
- 2013 Audi A6
- 2014 Audi A6
- 2012 Audi A7
- 2013 Audi A7
- 2014 Audi A7
- 2011 Audi A8
- 2012 Audi A8
- 2013 Audi A8
- 2013 Audi Allroad
- 2014 Audi Allroad
- 2011 Audi Q5
- 2012 Audi Q5
- 2013 Audi Q5
- 2014 Audi Q5
- 2013 Audi S8
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.