A loss of braking assist, ABS, and ESC will increase the effort and distance required to stop, increasing the risk of a crash.

Service Brakes, Hydraulic
Service Brakes, Hydraulic — Antilock/Traction Control/Electronic Limited Slip

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.

Actions

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.

Documents (9)

• Recall Quarterly Report #1, 2021-3
• Remedy Instructions and TSB
• Remedy Instructions and TSB
• Manufacturer Notices(to Dealers,etc) - AUDI Date: September 23, 2021 Repair Available Safety Recall 47R7 / Brake Booster
• Remedy Instructions and TSB
• Defect Notice 573 Report
• Recall Acknowledgement
• ISSUED Owner Notification Letter(Part 577)
• Recall Quarterly Report #2, 2021-4

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