Recall 21V-598: 2020 BMW 540i, 2020–2021 BMW 745LE and 5 more
BMW of North America, LLC recall for engine, reported to NHTSA on Aug 2, 2021, covering about 50,024 vehicles.
The problem
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.
The risk
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.
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
| Manufacturer | BMW of North America, LLC |
|---|---|
| Component | Engine |
| Recall started by | the manufacturer |
| NHTSA campaign number | 21V598000 |
Vehicles in this recall
| Vehicle | Model years | |
|---|---|---|
| BMW 540i | 2020 | All years |
| BMW 745LE | 2020, 2021 | All years |
| BMW M340I | 2020 | All years |
| BMW X3 | 2020 | All years |
| BMW X4 | 2020, 2021 | All years |
| BMW Z4 | 2019, 2020, 2021 | All years |
| Toyota Supra | 2020, 2021 | All years |
Not every vehicle of these model years is included. Enter your VIN at nhtsa.gov/recalls ↗ or ask a dealer.
Frequently asked questions
What is recall 21V-598?
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.
How is recall 21V-598 fixed?
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.
Is the recall repair free?
Yes. Safety recall repairs are free at authorized dealers. Check whether your vehicle is included with its VIN at nhtsa.gov/recalls.