Audi recall: Service brakes, hydraulic
What is wrong
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi E-Tron Quattro and E-Tron Sportback Quattro vehicles. Corrosion in the brake booster may cause the Anti-Lock Brake System (ABS), Electronic Stability Control (ESC), speedometer display, and brake assist to stop functioning.
What could happen
A loss of braking assist, ABS, and ESC will increase the effort and distance required to stop, increasing the risk of a crash.
The fix
Dealers will replace the brake booster, free of charge. Owner notification letters were mailed September 30, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 47R7.
Vehicles covered
- Audi E-Tron 2021
Facts
- NHTSA recall number
- 21V707000
- Type
- Vehicle
- Filed by
- Volkswagen Group Of America, Inc.
- Reported to NHTSA
- Sep 13, 2021
- Owners notified
- Sep 30, 2021
- Vehicles or items affected
- 38
- Started by
- The manufacturer
- Built
- –
- Part
- Service brakes, hydraulic › Antilock/traction control/electronic limited slip; Service brakes, hydraulic
- Maker's own recall number
- 47R7
Notes
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.
Other recalls for the same vehicles
- Audi recall: Back over prevention Dec 19, 2025
- Audi recall: Service brakes, hydraulic Aug 19, 2024
- Audi recall: Air bags Apr 3, 2024
- Audi recall: Electrical system Dec 20, 2023
- Audi recall: Electrical system Dec 13, 2023
- Audi recall: Equipment Oct 26, 2022
To check one car, enter its 17-character VIN on the official NHTSA page: a recall may cover only some vehicles of a model year.
Recall data: National Highway Traffic Safety Administration (NHTSA). Nebula is not affiliated with or endorsed by NHTSA.