21V734000high
Engine issue
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
Summary
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.
Risk
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.
Reported: 22/09/2021
What to Do
- Write down the recall campaign numbers listed above
- Contact any authorized Toyota dealer
- Provide your VIN and the recall campaign numbers
- Schedule a repair appointment (repairs are free)
- Ask the dealer to confirm all recalls have been completed
Official NHTSA Data
View this vehicle on NHTSA.gov