2015 Toyota Prius Hybrid Propulsion System Problems
2 owner-reported hybrid propulsion system complaints from NHTSA data
Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.
Hybrid Propulsion System Recalls (1)
HYBRID PROPULSION SYSTEM: INVERTER
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2013-2015 Prius and 2014-2017 Prius V vehicles not included in recall 18V-684. 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.
Fix: Toyota will notify owners, and dealers will perform a software update for the hybrid system. If the vehicle has experienced an inverter failure with certain hybrid system faults related to this condition, the inverter assembly will be repaired or replaced, prior to software update. All repairs will be performed free of charge. This recall began July 24, 2020. Owners may contact Toyota customer service at 1-888-270-9371. Toyota's number for this recall is 20TB10 / 20TA10.
Owner Complaints (2)
The contact owns a 2015 Toyota Prius. The contact stated while driving at various speeds, the brake, check engine, and ABS warning lights illuminated. The "Check Hybrid System - Stop Vehicle in A Safe Place" messages were displayed. The vehicle was taken to an unknown dealer where an unknown repair was completed; however, the failure recurred while driving. Additionally, the contact stated that while driving 25-45 MPH, the vehicle stalled. The contact was unable to restart the vehicle after several attempts. The vehicle was towed to the dealer who informed the contact that they could not duplicate the failure. The failure persisted. The vehicle was towed to the contact's residence. The contact became aware of NHTSA Campaign Number: 20V369000 (Hybrid Propulsion System). The manufacturer was notified of the failure and informed the contact that they could not assist. The vehicle was not diagnosed or repaired. The failure mileage was approximately 29,407.
The contact owns a 2015 Toyota Prius. The contact stated that while driving at 15 MPH, the vehicle began to die as the "check hybrid system, stop the vehicle in a safe place" warning message illuminated on the instrument panel. The contact was able to barely pull off to the side and called the police for assistance. The police were able to move the vehicle to the side of the road and a tow truck was called for assistance. A police report was filed. The vehicle was initially towed to a gas station but the contact then had the vehicle towed to a dealer. While there, she discovered NHTSA Campaign Number: 20V369000 (HYBRID PROPULSION SYSTEM), which she linked to her failure; however, her VIN was not included in the recall. The manufacturer was notified of the failure. The vehicle had yet to be repaired and remained in the possession of the dealer. The failure mileage was 45,000