2019–2021 Audi A6, 2021 Audi A6 Allroad, 2019–2021 Audi A7 and 4 other models Recall: An incorrectly labeled brake fluid cap may have been installed, which can…
NHTSA campaign 23V601000 · Service Brakes, Hydraulic · filed Aug 25, 2023 · verified Jul 30, 2026
The defect
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi S7, S6 Sedan, RS7, RS6 Avant, A6 Allroad, 2019-2021 A7, and A6 Sedan vehicles. An incorrectly labeled brake fluid cap may have been installed, which can result in the use of the wrong type of brake fluid.
The risk
Incorrect brake fluid can reduce braking ability and increase the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will inspect the brake fluid reservoir cap and, if necessary, replace it, free of charge. Owner notification letters are expected to be mailed October 17, 2023. Owners may contact Audi's customer service at 1-800-253-2834. Volkswagen's number for this recall is 47T9.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Affected vehicles
Related recalls
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Other campaigns involving Audi vehicles
Source: NHTSA recall database, campaign 23V601000 (manufacturer number 47T9). Data last verified Jul 30, 2026.