Audi A4 Allroad 2014–2015 — technical service bulletin
Bulletin A901552 2039429- · NHTSA communication 10119865 · issued Jan 20, 2015
Technical service bulletin
communication type
Equipment
component
2014–2015
model years
14
vehicle entries
Official summary
The vehicle horn sounds abnormal or is inoperative. Various parts have been replaced under warranty for the condition noted above, but no issues were identified with these parts. Contact the Audi Technical Assistance Center (TAC) before replacing any parts. No changes to production have been made, as no issue has been identified.
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.