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Porsche Taycan Recall 21V486: Software Fault Can Cut Power and Raise Crash Risk

NHTSA campaign 21V486, reported June 29, 2021, 10,373 vehicles potentially affected.

What this recall means for you

Monitoring software in certain Porsche Taycan electric vehicles can incorrectly detect a fault and shut down the powertrain. When this happens, the vehicle loses motive power, which increases the risk of a crash.

Dealers will reprogram the power electronics and the engine control unit at no cost to you. Owner notification letters were mailed July 30, 2021. If you own an affected vehicle, contact Porsche customer service at 1-800-767-7243 and reference recall number AMB5. You can also check your VIN for open recalls.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 21V486Porsche Cars North America, Inc.
Component
ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION MOTOR:CONTROLLER:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
Problem
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.
Risk
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.

Affected vehicles

Porsche Taycan20202021