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September 13, 2021 NHTSA CAMPAIGN NUMBER: 21V707000
Possible Loss of ABS from Brake Booster Corrosion
A loss of braking assist, ABS, and ESC will increase the effort and distance required to stop, increasing the risk of a crash.
NHTSA Campaign Number: 21V707
Manufacturer Volkswagen Group of America, Inc.
Components SERVICE BRAKES, HYDRAULIC
Potential Number of Units Affected 38
Summary
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.
Remedy
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.
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.
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