Audi Q4 E-Tron 2022–2026 — technical service bulletin
Bulletin TSB_2077497_2 · NHTSA communication 11035817 · issued Jul 16, 2026
Technical service bulletin
communication type
Electrical System
component
2022–2026
model years
10
vehicle entries
Official summary
This bulletin provides information regarding the work steps necessary when replacing high-voltage modules.
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.