Vehicle recall 21V486000 · June 29, 2021
2020-2021 Porsche Taycan
The monitoring software can incorrectly detect a fault and shutdown the power train, causing a loss of motive power.
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 Taycan Turbo, Taycan Turbo S, Taycan 4S, 2021 Taycan, Taycan Cross Turismo, Taycan Turbo S Cross Turismo, Taycan 4S Cross Turismo, and Taycan Turbo Cross Turismo vehicles. The monitoring software can incorrectly detect a fault and shutdown the power train, causing a loss of motive power.
- Consequence
- A loss of motive power increases the risk of a crash.
- Remedy
- Dealers will reprogram the power electronics and the engine control unit, free of charge. Owner notification letters were mailed July 30, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB5.
- 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
- 21V486000
- Reported to NHTSA
- June 29, 2021
- Filed by
- Porsche Cars North America, Inc.
- Manufacturer campaign
- AMB5
- Owner notification
- July 30, 2021
- Vehicles potentially affected
- 10,373
- Initiated by
- NHTSA’s Office of Defects Investigation
- Components
- Engine and engine cooling › Engine › Engine control module (ECU/ECM) › Software; Electrical system › Propulsion system › Traction motor › Controller › Software
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- 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.