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Toyota RAV4 Prime Electrical Part May Cause Fire
critical How serious is it? About this label
A short circuit in the converter can cause it to overheat, which increases the risk of a vehicle fire. The notice does not tell owners to stop driving.
Key facts
| NHTSA campaign number | 23V478000 |
|---|---|
| Reported to NHTSA | Jul 12, 2023 |
| Manufacturer | Toyota Motor Engineering & Manufacturing |
| Part affected | Electrical System:propulsion System:dc/dc Converter |
| Vehicles covered | 2 model/year combinations, model years 2021–2022 |
| Do-not-drive advisory | No |
| Park-outside advisory | No |
| Repair | Free at any franchised dealer |
What's wrong, in plain English
On certain Toyota RAV4 Prime plug-in hybrid vehicles, a part inside the DC-DC converter that manages electrical current may have been damaged during manufacturing. This damage can cause an electrical short circuit. A short circuit can make the converter overheat, which increases the risk of a vehicle fire.
What you should do
2. Until repaired, do not charge the vehicle when the temperature is below 41°F (5°C) or expected to drop below that.
3. Contact a Toyota dealer to schedule the free repair; you can also call Toyota customer service at 1-800-331-4331.
Where do I find my VIN, and what do I tell the dealer?
Your VIN is the 17-character code on the lower left of the windshield, on your registration and usually on your insurance card. Enter it at nhtsa.gov/recalls to see whether this recall is still open on your car. When you call the dealer, say you have an open safety recall and give them NHTSA campaign number 23V478000. More in how recalls work.
Affected vehicles (2)
Who to contact
Toyota — official Toyota recall lookup
Customer service: 1-800-331-4331
The bigger picture
- Toyota Electrical Recalls Cover Fire Risks, Stalling, and Missing Displays · all 18 Toyota recalls in this area
Other Toyota RAV4 Prime recalls
- Oct 30, 2025Toyota, Lexus and Subaru rearview camera may freezemedium
- Sep 11, 2025Toyota Instrument Panel May Fail To Show Warningshigh
- Feb 2, 2023Toyota RAV4 Prime Can Stall While Acceleratinghigh
- Jul 21, 2022Toyota RAV4 passenger seat sensor may misread occupantsmedium
- Apr 13, 2022Toyota and Lexus stability control may stay switched offhigh
- Nov 12, 2020Toyota RAV4 Prime Headlights May Cause Glaremedium
Official notice
- Component
- ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER
- Summary
- 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.
- Safety risk
- A short circuit can cause the DC-DC converter to overheat, increasing the risk of a vehicle fire.
- 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.
Verify your specific vehicle by VIN at nhtsa.gov. Recall repairs are free of charge by law.