Bmw / Toyota recall: Engine
What is 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.
What could happen
Loss of braking assist can increase the risk of a crash.
The fix
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 covered
- Bmw 540I 2020
- Bmw 745Le 2020–2021
- Bmw M340I 2020
- Bmw X3 2020
- Bmw X4 2020–2021
- Bmw Z4 2019–2021
- Toyota Supra 2020–2021
Facts
- NHTSA recall number
- 21V598000
- Type
- Vehicle
- Filed by
- BMW Of North America, LLC
- Reported to NHTSA
- Aug 2, 2021
- Owners notified
- Sep 17, 2021
- Vehicles or items affected
- 50,024
- Started by
- The manufacturer
- Built
- –
- Part
- Engine
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.
Other recalls for the same vehicles
- Bmw recall: Back over prevention Feb 19, 2021
- Bmw recall: Service brakes, hydraulic Feb 10, 2021
- Bmw / Mini recall: Electrical system Sep 30, 2020
- Bmw / Rolls-Royce / Toyota recall: Back over prevention Sep 27, 2019
- Bmw / Toyota recall: Electrical system Jan 30, 2026
- Bmw recall: Visibility Oct 8, 2025
To check one car, enter its 17-character VIN on the official NHTSA page: a recall may cover only some vehicles of a model year.
Recall data: National Highway Traffic Safety Administration (NHTSA). Nebula is not affiliated with or endorsed by NHTSA.