Safety consequence
If the hybrid system shuts down unexpectedly, it can increase the risk of a crash.
Official remedy
Toyota will notify owners, and dealers will update the software for the motor/generator control electronic control unit (ECU) and the hybrid control ECU as necessary, free of charge. The recall began January 22, 2019. Owners may contact Toyota customer service at 1-888-270-9371. Toyota's number for this recall is J0V. Note: The software updates in this recall are needed even if the vehicle had the software previously updated under recalls 14V-053 or 15V-449.
Repair completion history
Campaign-level completion reporting. This does not determine whether a particular VIN has been repaired.
Vehicle configurations connected to 18V684000
Owner action
Campaign pages describe the public recall record. To determine whether your specific vehicle has an unrepaired recall, use your VIN and verify the current status through NHTSA.