Vehicle Data Hub

2021 Toyota Highlander engine problems

Owners reported engine problems in 47 complaints for the 2021 Toyota Highlander, 7% of the complaints on file.

At a glance

Complaints
47 7% of this year's complaints
Crashes and fires
3 and 2
Injuries and deaths
2 and 0

Source: NHTSA owner complaints

What the data shows

These complaints mention 3 crashes, 2 fires, 2 injuries.

What owners wrote

Varias veces mientras conduzco en la ruta la velocidad permitida, el carro frena, pierde potencia el motor, el sistema de aceleración no responde, esas veces me salve de accidentes mortales junto a mi familia, reclame a toyota corporación indicar eso y para ellos no paso nada nunca tomaron en serio, mientras que el carro para reparar eso, paso más de 25 días en las veces que se daño xq prácticamente el carro no es seguro para manejar

February 2022 Injury

The contact owns a 2021 Toyota Highlander. While driving 20 MPH uphill, the messages "Engine Failure," "Brake Failure," and "Pull Over to A Safe Place, See Owner's Manual" were displayed, and several unknown warning lights illuminated. The contact turned off and restarted the vehicle, but the failure persisted. After a second restart, the message "See Dealer" was displayed with the check engine warning light illuminated.

Reported at 123,000 miles, September 2026

Other problems reported for the 2021 Toyota Highlander

Engine problems in other years

Engine problems across all Toyota models