Toyota Bz4x Brakes Problems
3 owner complaints filed with NHTSA across 2 model years.
Complaints by Year
Worst year: 2024. Best year: 2025.
Owner Reports
A representative sample of complaints filed with NHTSA.
The vehicle experienced a sudden, catastrophic brake-by-wire system failure while operating in one-pedal driving (Regeneration Boost mode). While decelerating at a low speed behind an 18-wheeler semi-truck, the vehicle failed to continue...
While driving the road was wet the vehicle brake failure and the steering wheels stopped completely lost control of the vehicle and keep running over the curb and hit moving vehicle
The vehicle experienced repeated electrical and brake system malfunctions that pose serious safety concerns. On multiple occasions, the brake pedal became stiff and unresponsive while driving, and the parking brake system failed to engag...