Toyota Prius Prime

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Official safety data

NHTSA

Complaints 10

Owners have filed 10 complaints with the National Highway Traffic Safety Administration for the 2021 Toyota Prius Prime. 0 mention a fire and 4 a crash.

Electrical system 4 Brakes 3 Fuel/propulsion system 2 Powertrain 2 Backup safety 1 Collision avoidance 1

“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…”

NHTSA complaint #11723068 · 2021 model year · Electrical system · Mar 2026

“The contact owns a 2021 Toyota Prius Prime. The contact stated while driving 45–50 MPH and approaching a stop sign, the brake pedal was depressed but the vehicle failed to respond. The driver continued to pump the brake pedal, but the vehicle failed to respond and depressed to the floorboard. The…”

NHTSA complaint #11604557 · 2021 model year · Brakes · Jul 2024

“The contact owns a 2021 Toyota Prius Prime. The contact stated that after the vehicle was shifted into park, the key was removed and the contact stepped away from the vehicle, when the vehicle inadvertently started to roll away. As a result, the vehicle rolled into the neighbor’s driveway and…”

NHTSA complaint #11545583 · 2021 model year · Powertrain · Sep 2023

Source: National Highway Traffic Safety Administration — official recalls and owner-filed complaints, shown as reference data, separate from KnownCars community posts. Had one of these problems yourself? Create a free account and post it.