# NHTSA recall 23V478000

A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.

- Published by: NHTSA \(United States\)
- Campaign number: 23V478000
- Manufacturer's number: 23TB07/23LB01
- Manufacturer: Toyota Motor Engineering \& Manufacturing
- Reported: 2023\-07\-12
- Owners notified: 2023\-12\-29
- Component: ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER
- Units potentially affected: 43442
- Part numbers: G9270\-42060

## What is wrong

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.


## What can happen

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.


## Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1\-888\-327\-4236 \(TTY 1\-800\-424\-9153\), or go to www.nhtsa.gov.


## Remedy progress the manufacturer reported

- Report: Quarterly report 8, for 2025 quarter 3
- Filed with NHTSA: 2025\-10\-15
- Vehicles in the campaign: 43442
- Reported remedied: 40588 \(93%\)
- Reported unreachable: 703
- Reported removed: 670

These are the manufacturer's totals for the whole campaign at the end of 2025 quarter 3, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026\-10\-19.

## Vehicles this campaign lists

- 2022 LEXUS NX450H\+
- [2021 TOYOTA RAV4 PRIME](/makes/toyota/rav4/2021/recalls.md). Listed as a series or trim of this model.
- [2022 TOYOTA RAV4 PRIME](/makes/toyota/rav4/2022/recalls.md). Listed as a series or trim of this model.

## Bulletins for the same vehicles and component

A bulletin is the manufacturer's note to its dealers. It is not part of this recall.

- [22TE09](/bulletins/11033412.md), 2026-06-04, Warranty extension
- [T\-SB\-0106\-22 Rev2](/bulletins/11028726.md), 2026-02-11, Service bulletin
- [T\-SB\-0001\-26](/bulletins/11028722.md), 2026-02-11, Service bulletin
- [T\-TT\-0797\-26](/bulletins/11028713.md), 2026-02-11, Service bulletin
- [22TE09](/bulletins/11028711.md), 2026-02-11, Warranty extension
- [25TD01](/bulletins/11024098.md), 2025-10-08, Service campaign
- [25TD01](/bulletins/11024097.md), 2025-10-08, Service bulletin
- [25TD01](/bulletins/11024096.md), 2025-10-08, Service campaign
- [25TD01](/bulletins/11024090.md), 2025-10-08, Service bulletin
- [25TD01](/bulletins/11024089.md), 2025-10-08, Service campaign

## Check a VIN

- [NHTSA recall lookup by VIN, United States](https://www.nhtsa.gov/recalls)
- [Transport Canada recall search, Canada](https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng)

JSON: [/v1/recalls/nhtsa/23V478000](/v1/recalls/nhtsa/23V478000)

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