NHTSA Campaign 21V598000

ENGINE

Issued by BMW of North America, LLC · Reported Aug 2, 2021 · 50,024 vehicles affected

What's wrong

BMW of North America, LLC (BMW) is recalling certain 2020 M340i, M340i xDrive, 540i, 540i xDrive, X3 M40i, 2020-2021 X4 M40i, 745Le xDrive, 2019-2021 Z4 M40i, and 2020-2021 Toyota Supra vehicles. During engine start, the engine management software may cause loss of braking assist. Full mechanical braking (without assist) remains available.

Consequence

Loss of braking assist can increase the risk of a crash.

Remedy

Dealers will update the engine management software, free of charge. Owner notification letters were mailed on September 17, 2021. Owners may contact BMW customer service at 1-800-525-7417.

Vehicles affected by this recall

Make Model Year Units
BMW 540I 2020 50,024
BMW 745LE 2020 50,024
BMW 745LE 2021 50,024
BMW M340I 2020 50,024
BMW X3 2020 50,024
BMW X4 2020 50,024
BMW X4 2021 50,024
BMW Z4 2019 50,024
BMW Z4 2020 50,024
BMW Z4 2021 50,024
TOYOTA SUPRA 2020 50,024
TOYOTA SUPRA 2021 50,024

Source: NHTSA Campaign 21V598000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.