Audi Q4 E-Tron 2023–2025 — technical service bulletin
Bulletin TSB_2078401_1 · NHTSA communication 11020370 · issued Jun 26, 2025
Technical service bulletin
communication type
Structure
component
2023–2025
model years
6
vehicle entries
Official summary
This TSB provides information when squeaking noises are detected when pressing the brake pedal; the noises are from the footwell.
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.