2020 Toyota Prius problems and complaints
Owners have filed 14 complaints with NHTSA about the 2020 Toyota Prius. The most-reported areas: Unknown Or Other (5), Service Brakes (4), Electrical System (2).
Key takeaways
- 14 owner complaints on file with NHTSA.
- 6 involve a crash, 0 a fire, 6 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Unknown Or Other | 5 | 36% |
| Service Brakes | 4 | 29% |
| Electrical System | 2 | 14% |
| Tires | 2 | 14% |
| Air Bags | 1 | 7% |
| Forward Collision Avoidance | 1 | 7% |
| Back Over Prevention | 1 | 7% |
| Engine | 1 | 7% |
| Fuel/Propulsion System | 1 | 7% |
| Vehicle Speed Control | 1 | 7% |
| Power Train | 1 | 7% |
| Structure | 1 | 7% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2020 Toyota PRIUS 5 HB FWD | 5/5 | 4/5 | 5/5 | 4/5 |
| 2020 Toyota PRIUS 5 HB AWD | 5/5 | 4/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Unknown Or Other,service Brakes - filed 2025-09-13
I TURNED LEFT INTO A PARKING SPACE IN MY 2020 PRIUS. I STEPPED ON THE BRAKE, AND MY CAR SHOT FORWARD. I COULDN'T STOP IT, AND IT HIT A CONCRETE POLE. IT ONLY TOOK 1 SECOND. IT SEEMS TOYOTA HYBRIDS ARE STILL HAVING THIS UNINTENTIONAL ACCELERATION DESPITE A MULTI BILLION DOLLAR LAW SUIT IN THE EARLY 2010'S. MY CAR WAS T...
Air Bags,unknown Or Other,forward Collision Avoidance - filed 2025-08-18
I was the victim of an accident on [XXX]. The person of the other vehicle that collided with my vehicle after crossing at high speed and without stopping in the red light. The sensors of the anti-collision vehicle of my vehicle did not work and the air bag also did not work. Due to speed the airbag of the other vehicle...
Unknown Or Other - filed 2024-07-19
About a year ago and again a few days ago, I was slowly moving my Prius forward when suddenly it accelerated at full speed. The first time I was pulling into a parking spot beyond which was a grassy area and then a stockade fence. When I felt the car lurch forward, I slammed on the brakes, but was still going quite fas...
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More for the 2020 Toyota Prius
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.