Recall 21V734000 — ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE Defect in 2022-2022 TOYOTA PRIUS PRIME
RECALL This recall affects up to 8,411 vehicles.
Recall Summary
| NHTSA Campaign | 21V734000 |
| Manufacturer | Toyota Motor Engineering & Manufacturing |
| Vehicles Affected | 8,411 |
| Component | ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE |
| Date Notified | |
| Affected Vehicles |
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.
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| Campaign | Vehicle | Component | Date | Affected |
|---|---|---|---|---|
| 25V636000 | 2020 TOYOTA SUPRA | ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY | 199,674 | |
| 25V876000 | 2025 TOYOTA SIENNA HYBRID | EQUIPMENT ADAPTIVE/MOBILITY:WHEELCHAIR RESTRAINTS/SECUREMENT:LATCH/ANCHOR: | 86 | |
| 25V877000 | 2021 TOYOTA redundant SIENNA | EQUIPMENT ADAPTIVE/MOBILITY:WHEELCHAIR RESTRAINTS/SECUREMENT:LATCH/ANCHOR: | 1,019 | |
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