NHTSA lists 1 safety recall and 8 owner complaints for the 2022 Toyota Prius Prime. Most complaints involve vehicle speed control (2) and forward collision avoidance (2). The EPA rates it 54 mpg combined, and NHTSA gives it 5 stars overall.
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2022 Prius and Prius Prime vehicles. The Engine Control Unit (ECU) software may falsely detect an error and shut down the hybrid system, causing a loss of drive power.
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
“The contact owns a 2022 Toyota Prius Prime. The contact stated while driving at approximately 25 MPH, the vehicle suddenly experienced unintended acceleration, and the vehicle accelerated to 50 MPH before the contact was able to stop the vehicle by depressing the brake pedal. The contact stated that the failure reoccurred the following day. The cause of the failure was not yet determined. The manufacturer and local dealer were notified of the failure, but no assistance was offered. The failure mileage was 700.”
“When adaptive cruise control is engaged and a car cuts in front of you the car will accelerate rapidly at first nearly hitting the car before it slows.”
“The contact owns a 2022 Toyota Prius Prime. The contact stated while depressing the accelerator pedal, the vehicle failed to accelerate as intended. The contact stated multiple unknown warning lights had been temporarily illuminated. The vehicle was taken to a local dealer however, the cause of the failure could not be determined. Upon further investigation, the contact related the failure to NHTSA Campaign Number: 21V734000 (Engine and Engine Cooling, Hybrid Propulsion System) however, the VIN was not included. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline for assistance. The failure mileage was approximately 12,000.”
Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.
| Version | City | Hwy | Comb. | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|
| Prius Prime Auto (variable gear ratios), 4 cyl, 1.8 L · Front-Wheel Drive | 55 | 53 | 54 | $1,100 | 78 |
| Item | Miles | Time | Note |
|---|---|---|---|
| Engine oil & filter | 5,000–10,000 mi | 6–12 months | Follow the oil-life monitor if fitted |
| Tire rotation | 5,000–7,500 mi | Every oil change | Check pressure monthly |
| Engine air filter | 15,000–30,000 mi | 1–2 years | Sooner in dusty areas |
| Cabin air filter | 15,000–25,000 mi | 1–2 years | |
| Brake fluid | — | 2–3 years | Absorbs moisture over time |
| Coolant | 60,000–100,000 mi | 5–10 years | Long-life coolants last longer |
| Spark plugs | 60,000–100,000 mi | — | Iridium/platinum plugs at the long end |
| 12V battery | — | 3–5 years | Heat shortens battery life |
1 safety recall as of Nov 13, 2026, according to NHTSA. Recall repairs are free at a dealer. Check your VIN to see whether your car is included and whether the repair was done.
Owners filed 8 complaints with NHTSA. The most-cited components are vehicle speed control (2), forward collision avoidance (2), engine and engine cooling (1). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.
The EPA rates the 2022 Toyota Prius Prime at 54 mpg combined, depending on engine and drivetrain (1 version rated).
NHTSA's New Car Assessment Program gives the 2022 Toyota Prius Prime 5 out of 5 stars overall.