Toyota Prius Engine Problems
1,103 owner complaints filed with NHTSA across 23 model years.
Complaints by Year
Worst year: 2010. Best year: 2025.
Owner Reports
A representative sample of complaints filed with NHTSA.
My name is [XXX] ,i am filing this report on behalf of My daughter [XXX] the driver of the vehicle that involved with the unintended acceleration on the 2009 Toyota Prius .On a good clear morning on [XXX] . My daughter drove the 2009...
Pulled out of the driveway drove about a 100 ft heard large clunking sound front end dropped down as if there was a flat tire pulled off the highway drove through the grass 100 ft back to my home the car started smoking from the engine c...
I want to sale
On Saturday [XXX], while shifting to reverse in a back alley to back up slowly, the car engine suddenly and loudly revved and shot backwards at accelerating speed. I slammed on brakes which did not respond at all, thus forcing me to at...
Driving making slight turn car locked up steering wheel, brakes and gas all locked up ran in to a wall. The vehicle just failed with no prior warning.
The car accelerated without my foot on the accelerator, brake did not respond, and I had to drive through grass and a rock-filled ditch until after about 10 seconds the car returned to my control.
The contact owns a 2011 Toyota Prius. The contact stated while driving approximately 35 MPH, the contact smelled an abnormal burning odor and then heard an abnormal explosion. The contact observed black smoke coming from under the hood. ...
On May 16, 2023 I was slowly driving out of a market parking lot when the car suddenly accelerated, full throttle, and speeded across the street (Colusa Avenue, Berkeley, CA), crashing head on into a fence. Immediately after the crash, ...
The engine caught fire while sitting in my garage. I had driven it for a few hours doing deliveries for a store and parked it in my garage around 2:30pm. About 1.5 hours later, my wife was coming home and opened the garage door and saw...
I am having issues with my Toyota I was never contacted NHTSA CAMPAIGN ID: 18V684000. My car has failed numerous times.
My mom was involved in an accident in her 2015 Toyota Prius on April 19, 2022, which she advised lurched forward at a stop and when applying the brakes to stop the vehicle, she said was unresponsive, causing her to clip a vehicle and sen...
MY VIN NUMBER SAYS ITS A 2008, IT IS A 2011, PRIUS MY BRAKE BOOSTER PUMP WENT OUT AND LOCKED MY BREAKS. I ENDED UP ON SIDE WALK. CALLED DEALER SAID IT WAS DANGEROUS TO DRIVE. IT APPEARS THAT THERE IS A RECALL/CLASS ACTION. COSTING ME ...