2021 Toyota PriusProblems, recalls & complaints
NHTSA has logged 6 owner complaints about the 2021 Toyota Prius, most often about the fuel/propulsion system. It has no vehicle safety recalls on record.
Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through February 23, 2026. Updated daily.
Where the 2021 Toyota Prius has problems
6 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Fuel/propulsion system | 2 | 0 |
| Engine | 2 | 1 |
| Lane departure | 1 | 0 |
| Service brakes | 1 | 1 |
| Vehicle speed control | 1 | 0 |
| Electrical system | 1 | 1 |
| Wheels | 1 | 0 |
| Forward collision avoidance | 1 | 0 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
2021 Toyota Prius recalls and how many were fixed
No vehicle safety recalls are on record for this model year.
2021 vs. every other Prius year
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Prius median. How we score
- Avoid
- Caution
- Solid
- Best
- Not rated
2021 Toyota Prius safety ratings
2021 Toyota PRIUS 5 HB AWD in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.
- Rollover: 4 stars (10.7% risk)
- Stability control: Standard
- Forward collision warning: Standard
- Lane departure warning: Standard
NHTSA defect investigations
Federal investigations that included the 2021 Toyota Prius, and the recalls they led to.
- Pedestrian alert soundsLed to recall 22V-063
What Prius owners report
Recent fuel/propulsion system complaints filed with NHTSA, shortened. Personal details are removed.
When i am going down it's charging when the charge reaches 6 from 8 the engine starts working and stop changing at that point and the power continues comes from engine only without the hybrid battery and there are no codes
CARBON MONOXIDE SEEPS INTO THE PASSENGER CAR BUT DILLER CANNOT FIND IT AND DID NOT HAVE TOOLS TO DETECT CO LEVEL IN THE CAR. I CAN'T USE THIS CAR BECAUSE WAS POISONED MANY TIMES AND AFTER A SECOND CHECK-UP, THE LEVEL OF CO BECOMES HIGHER SO I CAN'T DRIVE THE CAR WITHOUT POISONING. PLEASE HELP ME. I…
Own a 2021 Prius?
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