Audi A4 2010–2012 — technical service bulletin
Bulletin A371426 2025535- · NHTSA communication 10122461 · issued May 15, 2014
Technical service bulletin
communication type
Equipment
component
2010–2012
model years
15
vehicle entries
Official summary
Supersedes Technical Service Bulletin Group 37 number 11-20 dated May 13, 2011. There is no customer complaint with this concern. DTCs may be stored. If the memory is read with guided fault finding (GFF) or if Immobilizer test plans are performed, the above DTC entries may be stored due to a communication error between the VAS tester and the TCM. (In particular, the issue happens with tester VAS 5051B).
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.