Vehicle recall 21V697000 · September 8, 2021
Porsche 911 Carrera and Taycan
The pressure input rod connection on the brake booster may be loose and could detach.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2021 911 Carrera and Taycan vehicles. The pressure input rod connection on the brake booster may be loose and could detach.
- Consequence
- A detached pressure input rod will cause the brake pedal to fail, increasing the risk of a crash.
- Remedy
- Dealers will repair or replace the brake booster as necessary, free of charge. Owner notification letters were mailed October 28, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB9.
- 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.
Recall details
- NHTSA campaign
- 21V697000
- Reported to NHTSA
- September 8, 2021
- Filed by
- Porsche Cars North America, Inc.
- Manufacturer campaign
- AMB9
- Owner notification
- October 28, 2021
- Vehicles potentially affected
- 11
- Initiated by
- the manufacturer
- Components
- Service brakes, hydraulic › Critical fasteners; Service brakes, hydraulic › Foundation components
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Porsche 911 Carrera (2020-2021): 2021, 2020
- Porsche Taycan (2020-2021): 2021, 2020
Has your Porsche been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Porsche dealer can also check your VIN. Recall repairs are free.