Engine Control Unit Software May Cause Stall

Recall Information

Manufacturer Toyota Motor Engineering & Manufacturing
NHTSA ID 23V041000
Report Received Date 2/2/2023
Component ELECTRICAL SYSTEM
Vehicles Affected 16,679
Completion Rate 98.75%
Recall Category Vehicle
Rework Status Original
Software Recall Yes
OTA Update No

Description

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2021 RAV4 Prime Plug-In Hybrid vehicles. During certain cold weather driving conditions, while driving in EV Mode, the hybrid vehicle control engine control unit (HEV ECU) software may cause the hybrid system to shut down if the accelerator is rapidly pressed to further accelerate the vehicle, resulting in a stall.

Issue

An engine stall increases the risk of a crash.

Consequence Summary

An engine stall increases the risk of a crash.

Corrective Action

Dealers will update the HEV ECU software, free of charge. Owner notification letters are expected to be mailed February 27, 2023. Owners may contact Toyota's customer service at 1-800-331-4331. Toyota's number for this recall is 23TA01.

More Information

https://www.nhtsa.gov/recalls?nhtsaId=23V041000

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