Hybrid propulsion system
- Component
- Hybrid propulsion system
- Manufacturer
- Toyota Motor Engineering & Manufacturing
- Vehicles affected
- 8,411
- Reported to NHTSA
- 2021-09-22
- Owners notified
- 2021-11-18
Defect description
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2022 Prius and Prius Prime vehicles. The Engine Control Unit (ECU) software may falsely detect an error and shut down the hybrid system, causing a loss of drive power.
Safety risk
A loss of drive power increases the risk of a crash.
Manufacturer remedy
Dealers will update the ECU software, free of charge. Owner notification letters were mailed November 18, 2021. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's number for this recall is 21TB07/21TA07.