{"id":"2021_toyota_prius_prime","make":"Toyota","make_slug":"toyota","model":"Prius Prime","model_slug":"prius-prime","year":2021,"url":"/toyota/prius-prime/2021/","pts":["phev"],"configs":[{"id":42814,"model":"Prius Prime","pt":"phev","drive":"Front-Wheel Drive","trany":"Automatic (variable gear ratios)","cyl":4,"displ":1.8,"eng":"PHEV","turbo":false,"super":false,"start_stop":true,"city":55,"hwy":53,"comb":54,"cityA":145,"hwyA":121,"combA":133,"kwh100":25.0,"range":null,"range_city":null,"range_hwy":null,"erange":25.0,"phev_comb":78,"charge240":2.0,"charge240b":0.0,"charger":"","charger_b":"","motor":"22 and 53 kW AC Induction","fuel":"Regular Gas and Electricity","vclass":"Midsize Cars","co2":78,"fe_score":10,"ghg_score":10,"fuel_cost":1150,"save_spend":7000,"guzzler":false,"mfr_code":"TYX","modified":"Fri Mar 25 00:00:00 EDT 2022"}],"vclass":"Midsize Cars","segment":"Midsize car","recalls":[],"recall_count":0,"critical_count":0,"park_outside":false,"do_not_drive":false,"score":100,"grade":"A","complaints":{"count":10,"crash":4,"fire":0,"injured":2,"deaths":0,"comps":[["Electrical System",4],["Service Brakes",2],["Power Train",2],["Forward Collision Avoidance",2],["Fuel/Propulsion System",2],["Visibility/Wiper",1]],"by_year":{"2021":1,"2022":2,"2023":1,"2024":2,"2025":3,"2026":1},"excerpts":[["2026-03-09","Electrical System","Odometer Fraud. The contact purchased a 2021 Toyota Prius Prime. The contact discovered that there was a mileage discrepancy after the purchase. The vehicle was a private sale. At the time of the purchase, the vehicle mileage was 73,000. It was later discovered upon checking the vehicle history report with a Local deal\u2026"],["2025-10-29","Service Brakes","I was slowly entering a handicapped parking place right in front of a business. The distance from the front of the parking space to the building wall was about 15 feet, one car length. I approached the place to stop in the parking spot when in a split second the car violently surged forward and would have crashed into \u2026"],["2025-09-22","Back Over Prevention","The contact owns a 2021 Toyota Prius Prime. The contact stated that while shifted into reverse(R), the rearview camera intermittently went black. No warning light was illuminated. In addition, the contact stated that while driving at various speeds, the rearview camera intermittently went black. The local dealer was co\u2026"]]},"investigations":[{"action":"DP22005","component":"ELECTRICAL SYSTEM:PROPULSION SYSTEM","opened":"2023-01-27","closed":"2023-08-07","campaign":"22V063000","subject":"Pedestrian alert sounds","summary":"NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles. The standard applies to hybrid and electric vehicles that have a gross vehicle weight rating of 4,536 KG or less or are defined as low-speed vehicles. The standard became fully applicable to all such vehicles manufactured on or after March 1, 2021.On January 27, 2023, NHTSA opened Defect Petition (DP) 22-005 to evaluate the subject matt"}],"ncap":[{"desc":"5 HB FWD","overall":5,"frontal":4,"side":5,"rollover":4,"rollover_risk":0.107,"seats":5,"fcw":"Standard","ldw":"Standard","aeb":"Standard","esc":"","backup_cam":"","variant":null}],"popularity":999,"headline":{"range":null,"mpg":54,"ncap":5,"complaints":10},"presskit_trims":[],"generated_at":"2026-09-11 02:56 UTC","sources":["EPA fueleconomy.gov","NHTSA recalls","NHTSA complaints","NHTSA NCAP","NHTSA investigations"]}