NHTSA campaign 21V598000
BMW of North America, LLC recall 21V598000
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.
Reported 08/02/2021
What can happen
Loss of braking assist can increase the risk of a crash.
Repair
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.
Components
- Engine
Affected years and models
A listed year and model does not mean every vehicle in that group is recalled. Use the VIN lookup to confirm a specific vehicle.