Toyota Prius, Toyota Prius V, model years 2010 to 2014. Filed by Toyota Motor Engineering & Manufacturing and reported to NHTSA on 4 October 2018. 807,329 vehicles potentially affected.
What the notice says Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2010-2014 Toyota Prius and 2012-2014 Toyota Prius V vehicles. Excessive voltage in the Intelligent Power Module (IPM) within the inverter may cause the hybrid system to shut down, causing the vehicle to stall while being driven.
Is your vehicle included? Check with your VIN at NHTSA, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.
Toyota's own number for this recall: J0V. That is the number on the owner letter and on the dealer paperwork. 18V684 is the number NHTSA gave the same campaign, and the number this page is filed under. They are one recall, written two ways.
What owners ask about this recall
- Which vehicles does recall 18V684 cover?
- Toyota Prius, Toyota Prius V, model years 2010-2014.
- What is wrong with them?
- Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2010-2014 Toyota Prius and 2012-2014 Toyota Prius V vehicles. Excessive voltage in the Intelligent Power Module (IPM) within the inverter may cause the hybrid system to shut down, causing the vehicle to stall while being driven.
- What can happen if it is not put right?
- If the hybrid system shuts down unexpectedly, it can increase the risk of a crash.
- Is there a fix yet?
- Yes, and it is free. 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.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. Toyota calls this recall J0V, which is the number on the owner letter and the dealer paperwork.
Answered from the register this site holds. NHTSA is the record to act on.
What the authority says can happen if this is not fixed: “If the hybrid system shuts down unexpectedly, it can increase the risk of a crash.”
affected
in the notice
caught
| Campaign | 18V684 |
|---|---|
| Filed by | Toyota Motor Engineering & Manufacturing |
| System at fault | Hybrid Propulsion System |
| Reported to NHTSA | 4 October 2018 |
| Model years | 2010-2014 |
| Vehicles named | TOYOTA PRIUS, TOYOTA PRIUS V |
What the notice says today
The consequence
If the hybrid system shuts down unexpectedly, it can increase the risk of a crash.
The 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.
What it said before
This campaign is in the register but not yet in the dated wording archive, so we cannot yet say whether its text has moved. It enters the archive on the next pass.
This is one of 46 notices in the record whose component field names hybrid propulsion system. Across that group the median wait before owners were written to was 57 days.
Last checked . No change has been recorded in the wording.
The models named here, across their whole recall history
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 18V684, wording as read on 16 September 2026. https://carsmultiverse.com/recall/18v684/
The cross-border matches used on this site are deposited as a citable dataset: doi:10.5281/zenodo.22087136. The recall wording itself is published by the national authority named above and is theirs, not ours.
The recall record and its wording are published by the US National Highway Traffic Safety Administration and are US Government public domain. The dated archive, the comparison and any before-and-after above are CarsMultiverse. How fresh every engine behind this page is, is public on the status page. To check a specific vehicle, use NHTSA’s own VIN lookup.
Other Toyota notices we hold
- 26V514: 2024 Tacoma Hybrid and 2024-2025 Tacoma
- 26V512: 2026 bZ Woodland
- 26V511: 2025-2026 Camry Hybrid
- 26V437: 2026 Lexus TX Plug-In Hybrid, TX Hybrid, TX, Toyota Grand Highlander Hybrid, and Grand Highlander
- 26V393: 2026 Toyota BZ, Lexus RZ, and Subaru Solterra battery electric
- 26V341: 2025 Lexus UX Hybrid, 2024 Lexus GX, Toyota Mirai, and 2024-2025 Toyota Land Cruiser Hybrid
- 26V320: 2024 Tundra
- 26V256: 2025 RAV 4
All 249 Toyota campaigns we hold · Every manufacturer in the record
The fingerprint of this notice
We take a SHA-256 of each of the three blocks of text the authority publishes and keep the first eight characters. As we last read campaign 18V684 on 23 August 2026, they were:
- Defect summary
d5d7d5df - Consequence
8fe83498 - Remedy
f29fec90
We first read this notice on 21 August 2026. It has not moved since. If it ever does, these characters will not match, and the change will be dated here.
The wording we hold for 18V684 · how the whole register is watched
This notice names one vehicle among several registers that have written about it. Every notice this site holds for the Toyota Prius V, in all seven, is kept on that vehicle's own page, with the newest in each.
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Owners of these cars
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