A worldwide Toyota Prius and Prius v recall has been issued for about 752,000 vehicles that have been designed to enter fail-safe modes when hybrid or inverter system defects happen.
The 2013-2015 Toyota Prius and 2014-2017 Toyota Prius v vehicles might expertise hybrid faults that don’t trigger the vehicles to enter failsafe modes as designed.
The vehicles weren’t included in a Prius recall announced in 2018 that included about 2.four million automobiles worldwide. Toyota says they weren’t a part of the 2018 recall as a result of the vehicles have been initially outfitted with a model of software program with improved thermal administration.
The software program is used to regulate the increase converter within the clever energy module (IPM) contained in the inverter meeting of the Prius hybrid system.
Driving below excessive hundreds, akin to making use of almost full throttle from a cease after which steadily accelerating to full throttle may trigger larger thermal stress in particular transistors within the IPM, damaging the transistors.
Warning lights and messages can be activated, and it is doable an abnormally excessive voltage might exceed the bounds of the software program and IPM circuits.
The Prius is designed to enter a failsafe mode, however on this case the hybrid system will as a substitute shut down whereas driving. Energy steering and braking will not be affected, however a automotive that abruptly shuts down whereas in movement is a harmful state of affairs.
There are about 267,000 recalled Prius and Prius v vehicles within the U.S. and greater than 11,500 in Canada.
Toyota sellers will replace the hybrid system software program as soon as homeowners are notified by the tip of August 2020. Toyota may also restore or substitute the inverters if they’ve failed with particular hybrid system defects.
Toyota Prius and Prius v homeowners with questions ought to name 800-331-4331. Toyota’s recall numbers are 20TB10 / 20TA10.