2020 Toyota Sienna Complaints

  • Fuel/propulsion System 09/15/2022

    The van has been periodically hesitating, rough idles, and when parked the rpm revs. On 9/13/22, the van was shaking, hesitating, and would not accelerate. It was undrivable and had to be towed. We took it to Toyota of Irving where they charged us $725 to flush the gas and clean the fuel injection system. Despite this, it is still hard idling and hesitating.

  • Fuel System, Gasoline 06/19/2021

    The contact owns a 2020 Toyota Sienna. The contact stated while driving approximately 60-65 MPH, the vehicle stalled temporarily. Several unknown warning lights were illuminated. The contact depressed the accelerator pedal and was able to continue driving. The contact later received notification of NHTSA Campaign Number: 20V682000 (Fuel System, Gasoline) and the vehicle was taken to the dealer for the recall repair. The contact stated that the fuel pump was replaced; however, the failure recurred a year later. The vehicle was taken to the dealer however, the mechanic was unable to duplicate the failure. The vehicle was not repaired. The manufacturer was notified of the failure and a case was opened. The failure mileage was approximately 10,000. The consumer stated the pump was replaced but the problem still occurs.

  • Engine 03/04/2022

    Engine stalled in heavy traffic after full stop at red light. No warning lights. Managed to pull off the road. Still no warning lights. Turned engine off then started normally. Drove to destination normally. After about one hour parked started engine but it stumbled on and off for the next few minutes but did not die. Has not reoccurred. Outside temps were in the 60's. It was first trip of the day. Incident occurred about 4 miles from origin. Symptoms occurred again 6/2/22: Starting from full stop (engine was idling normally), gave it partial throttle whereupon engine stumbled (died very briefly), Master Warning Light lit briefly, all power was lost. Consumer applied additional throttle, engine stumbled then began running normally and warning light extinguished. Remainder of trip was normal. Vehicle was taken to local dealer after first incident but dealer reported no issues were found.

  • Unknown Or Other 10/14/2021

    Jack provided with vehicle failed during change of tire.

  • Power Train, engine 02/03/2021

    Car has about 16,000 miles. When accelerating slowly from a stop, vehicle hesitates, shakes, and runs rough as it slowly progresses thru first, second, & third gears. After transmission gets in fourth gear, hesitation and roughness goes away. This issue is rapidly getting worse.

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