The 2022 Toyota Prius Prime has 1 NHTSA recall campaign affecting an estimated 8,411 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 11 complaints with NHTSA, most often about the vehicle speed control. Last updated July 5, 2026.
Recall campaigns
ENGINE AND ENGINE COOLING21V7340002021-09-228,411 affected
Defect
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.
Consequence
A loss of drive power increases the risk of a crash.
Remedy
Dealers will update the ECU software, free of charge. Owner notification letters were mailed November 18, 2021. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's number for this recall is 21TB07/21TA07.
Complaints by component
VEHICLE SPEED CONTROL
2
ELECTRICAL SYSTEM
1
1crashes
ENGINE AND ENGINE COOLING
1
FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL
1
FORWARD COLLISION AVOIDANCE: WARNINGS
1
1crashes
FUEL/PROPULSION SYSTEM
1
1crashes
HYBRID PROPULSION SYSTEM
1
SERVICE BRAKES
1
1crashes
STEERING
1
UNKNOWN OR OTHER
1
Total complaints11
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“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 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 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…”
“I don't feel safe to drive my vehicle on the highway because the steering wheel ( the front end) very weak so when I drive the car it pull me to the left and to the right I went to the dealership where I purchased the car to check the vehicle, the technician told me that the steering wheel very…”
“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.”
“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.”
“On june 28, 2022 at around 20:10 pm, while on vacation at a resort in the laurentian mountains in quebec, canada, I went down to charge the car at the only charging station at the resort. It was being used, so I returned to our cabin in the d building. As I approached the building, I pulled up to…”
“Prior to making a turn into a residential driveway, the vehicle throttled up and there was no response from the vehicle when the brakes were applied. The vehicle would not stop in motion. Based on my experience of this event, it is my firm belief that the vehicle shut down completely as a result…”
Defect investigations
InvestigationDP22005 Opened 2023-01-27 · closed 2023-08-07
Pedestrian alert sounds
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…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2022 Toyota Prius Prime as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.