Recall 21V734000
HYBRID PROPULSION SYSTEM
Report Date
20210922
Component
HYBRID PROPULSION SYSTEM
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
Affected Vehicles
2 models
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 Consequence
A loss of drive power increases the risk of a crash.
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.
Affected Vehicles
| Year | Make | Model | TOYOTA | PRIUS | PRIUS |
|---|---|---|
| 2022 | TOYOTA | PRIUS PRIME |
Check your vehicle: Visit NHTSA.gov and enter your VIN to see if your specific vehicle is affected.