Here is the warranty information that Toyota shared for the bZ4X.
pressroom.toyota.com
Limited Warranty
Toyota’s 36-month/36,000-mile basic new-vehicle warranty applies to all components other than normal wear and maintenance items. Additional 60-month warranties cover the powertrain for 60,000 miles and corrosion with no mileage limitation. The Electric Vehicle Driving Components, including the traction battery, are covered for 8 years or 100,000 miles, whichever comes first. Toyota dealers have complete details on the limited warranty. bZ4X also comes with ToyotaCare, a plan covering normal factory-scheduled maintenance for two years or 25,000 miles, whichever comes first, and 24-hour roadside assistance for three years, unlimited miles.
- 36-month/36,000 mile basic new-vehicle warranty applies to all components other than normal wear and maintenance items.
- Additional 60-month warranties cover the powertrain for 60,000 miles and corrosion with no mileage limitation.
- 8 years or 100,000 miles warranty for the battery and Electric Vehicle Driving Components.
- bZ4X comes with ToyotaCare, covering normal factory-scheduled maintenance for two years or 25,000 miles
- 24-hour roadside assistance for three years, unlimited miles

The Future is Now: Toyota Launches All-New bZ4X SUV Battery-Electric Vehicle - Toyota USA Newsroom
PLANO, Texas (April 12, 2022) – The all-electric Toyota bZ4X SUV not only looks to further Toyota’s commitment to a carbon neutral future, but it does so in style. Ready to make a fresh mark on the Battery Electric Vehicle (BEV) segment, bZ4X blends bold, modern styling with tech-laden features...
Limited Warranty
Toyota’s 36-month/36,000-mile basic new-vehicle warranty applies to all components other than normal wear and maintenance items. Additional 60-month warranties cover the powertrain for 60,000 miles and corrosion with no mileage limitation. The Electric Vehicle Driving Components, including the traction battery, are covered for 8 years or 100,000 miles, whichever comes first. Toyota dealers have complete details on the limited warranty. bZ4X also comes with ToyotaCare, a plan covering normal factory-scheduled maintenance for two years or 25,000 miles, whichever comes first, and 24-hour roadside assistance for three years, unlimited miles.