The defect
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2021-2022 RAV4 Prime and 2022 Lexus NX450h+ plug-in hybrid electric (PHEV) vehicles. The electric current rectifying module contained within the DC-DC converter may have been damaged during production, which can result in an electrical short-circuit.
The risk
A short circuit can cause the DC-DC converter to overheat, increasing the risk of a vehicle fire.
The remedy
Owners are advised not to charge their vehicles when the ambient air temperature is below or expected to drop below 41 degrees Fahrenheit (5 degrees Celsius). Dealers will replace the DC-DC converter, free of charge. Owner notification letters were mailed December 29, 2023. Owners may contact Toyota's customer service at 1-800-331-4331. Toyota's number for this recall is 23TB07/23LB01.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Lexus NX450H+ | 2022 |
| Toyota RAV4 Prime | 2021, 2022 |
Components: ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Lexus NX450H+ | 2022 | 2 | 3 |
| Toyota RAV4 Prime | 2021 | 99 | 4 |
| Toyota RAV4 Prime | 2022 | 22 | 3 |
Other electrical system recalls in 2023
178 of the 894 recall campaigns reported to NHTSA in 2023 concerned the electrical system; Toyota Motor Engineering & Manufacturing filed 245 campaigns in all.
| 23V904000 29 Dec 2023 | Cake 0 Emission USA Inc |
| 23V901000 26 Dec 2023 | Hyundai Motor America |
| 23V888000 22 Dec 2023 | Prevost Car (US) Inc. |
| 23V894000 22 Dec 2023 | Rosenbauer America |
| 23V879000 21 Dec 2023 | Daimler Trucks North America, LLC |
| 23V873000 21 Dec 2023 | REV Ambulance Group Orlando, Inc. |
| 23V867000 20 Dec 2023 | Volkswagen Group of America, Inc. |
| 23V864000 20 Dec 2023 | Toyota Motor Engineering & Manufacturing |
NHTSA recalls (public domain) · all recalls of 2023