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Toyota Prius V Recall 15V449: Hybrid Inverter May Overheat and Cause Sudden Power Loss

NHTSA campaign 15V449, reported July 15, 2015, 108,624 vehicles potentially affected.

What this recall means for you

A component inside the hybrid inverter assembly can overheat. When this happens, the hybrid system reduces its output, which may limit the vehicle to only a short driving distance. In some cases the hybrid system can shut down completely while the car is moving, causing it to stall and raising the risk of a crash.

Toyota will notify owners and dealers will update the software for the motor/generator control electronic control unit (ECU) and the hybrid control ECU at no cost to you. The recall began July 30, 2015. Owners can contact Toyota customer service at 1-888-270-9371 for more information.

Check your vehicle identification number (VIN) for open recalls and schedule the free software update at an authorized Toyota dealer.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 15V449Toyota Motor Engineering & Manufacturing
Component
HYBRID PROPULSION SYSTEM: INVERTER
Problem
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2012-2014 Prius V vehicles manufactured August 22, 2011, to June 30, 2014. A component within the hybrid inverter assembly may overheat, causing the hybrid system to reduce output power allowing the vehicle to only drive a short distance. In some circumstances, the hybrid system may shut down causing the vehicle to stop while being driven.
Risk
The vehicle may enter a fail-safe/limp-home mode that limits the drivability of the vehicle. The hybrid system could also shut down completely resulting in a vehicle stall, increasing the risk of a crash.
Remedy
Toyota will notify owners, and dealers will update the software for the motor/generator control electronic control unti (ECU) and the hybrid control ECU, free of charge. The recall began on July 30, 2015. Owners may contact Toyota customer service at 1-888-270-9371.
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.safercar.gov.

Affected vehicles

Toyota Prius V201220132014