2015 Toyota Prius Safety Report
2015 TOYOTA PRIUS Safety Report
Safety Decision Cockpit for the 2015 Toyota Prius
This page is the hub for deciding what to inspect next on the 2015 Toyota Prius. It connects recall campaigns, owner complaint patterns, service bulletins, sibling model years, component issue hubs, and the model buying guide so a shopper or owner can move from a single report into the wider safety graph.
| Signal | Value | What to inspect next |
|---|---|---|
| Recall burden | Moderate (1) | Review campaign numbers, affected components, and dealer remedies below. |
| Owner complaints | High (147) | Scan complaint narratives for recurring symptoms, mileage, crashes, fires, injuries, and dates. |
| Crash and fire reports | 0 | Treat any crash, fire, injury, or fatality-linked pattern as a priority pre-purchase inspection item. |
| Primary component hub | Service Brakes | Compare service brakes issues across vehicles. |
| Cleaner nearby model year | 2021 | Compare against the 2021 Toyota Prius with 6 complaints and 0 recalls. |
| Riskier nearby model year | 2016 | Check the 2016 Toyota Prius before buying across this generation. |
Toyota Prius Year-by-Year Comparison
The safest purchase decision usually comes from comparing neighboring model years, not reading a single page in isolation. The table below uses only validated Toyota Prius years already present in the cleaned NHTSA dataset, so each comparison links to a real vehicle safety report rather than a generated combination.
| Model Year | Complaints | Recalls | Use case |
|---|---|---|---|
| 2016 Toyota Prius | 176 | 5 | Inspect as a potentially higher-complaint year. |
| 2017 Toyota Prius | 100 | 3 | Compare as a potentially cleaner alternative. |
| 2018 Toyota Prius | 34 | 1 | Compare as a potentially cleaner alternative. |
| 2019 Toyota Prius | 28 | 3 | Compare as a potentially cleaner alternative. |
| 2020 Toyota Prius | 14 | 0 | Compare as a potentially cleaner alternative. |
| 2021 Toyota Prius | 6 | 0 | Compare as a potentially cleaner alternative. |
2015 Toyota Prius Complaint Theme Map
Complaint counts become more useful when they are grouped into inspection themes. For the 2015 Toyota Prius, these are the component areas with the clearest NHTSA complaint signals. Use each link to jump from this single vehicle into broader component hubs and make-specific issue pages.
Service Brakes
60 owner complaints mention this component in the current safety profile.
All Service Brakes issues Toyota onlyUnknown Or Other
9 owner complaints mention this component in the current safety profile.
All Unknown Or Other issues Toyota onlyElectrical System
8 owner complaints mention this component in the current safety profile.
All Electrical System issues Toyota onlyExterior Lighting
6 owner complaints mention this component in the current safety profile.
All Exterior Lighting issues Toyota onlyPower Train
6 owner complaints mention this component in the current safety profile.
All Power Train issues Toyota onlyService Brakes,Forward Collision Avoidance
4 owner complaints mention this component in the current safety profile.
All Service Brakes,Forward Collision Avoidance issues Toyota onlyAI Safety Analysis for the 2015 Toyota Prius
Reliability Score
The 2015 Toyota Prius receives a reliability score of 55 out of 100 based on analysis of NHTSA complaint data, recall history, crash reports, and safety ratings. This indicates average reliability — some notable concerns exist that prospective buyers should be aware of.
NHTSA Safety Ratings for the 2015 Toyota Prius
The National Highway Traffic Safety Administration (NHTSA) evaluates vehicles through controlled crash tests and assigns star ratings from 1 to 5, with 5 being the safest.
Known Issues for the 2015 Toyota Prius
The following issues have been identified from NHTSA complaint data and owner reports for the 2015 Toyota Prius:
| Issue | Severity | Frequency | Typical Mileage |
|---|---|---|---|
| Brake Actuator And Booster Failure Multiple reports indicate brake actuator and booster failures, leading to reduced braking performance and dashboard warning lights. This issue can occur as early as 30,000 miles. |
High | Common | 30k-60k miles |
| Hybrid Propulsion System Inverter Recall Toyota has issued a recall for the hybrid propulsion system inverter, affecting the power train reliability. This issue can occur as early as 30,000 miles. |
Medium | Common | 30k-60k miles |
Common Problems Reported by Owners
Based on NHTSA complaint data, the following components account for the majority of reported issues with the 2015 Toyota Prius:
Service brakes are a critical component, with a high frequency of issues reported.
The hybrid propulsion system is less frequently reported but still a concern.
Recall Details for the 2015 Toyota Prius
The following 1 recall has been issued for the 2015 Toyota Prius by NHTSA:
Summary: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2013-2015 Prius and 2014-2017 Prius V vehicles not included in recall 18V-684. Excessive voltage in the Intelligent Power Module (IPM) within the inverter may cause the hybrid system to shut down, causing the vehicle to stall while being driven.
Consequence: An unexpected hybrid power system shut down may increase the risk of a crash.
Remedy: Toyota will notify owners, and dealers will perform a software update for the hybrid system. If the vehicle has experienced an inverter failure with certain hybrid system faults related to this condition, the inverter assembly will be repaired or replaced, prior to software update. All repairs will be performed free of charge. This recall began July 24, 2020. Owners may contact Toyota customer...
NHTSA Complaint Summaries for the 2015 Toyota Prius
Below are complaint narratives filed by owners of the 2015 Toyota Prius with the National Highway Traffic Safety Administration.
My brake actuator and brake booster are failing. All of my dashboard lights have come on (brake, ABS, Traction Control, brake system warning light). Unfortunately, I am over 10 years and Toyota is saying that I need to pay out of pocket for the repairs. This is a known problem and should be covered. I was unaware of the known issue and my car didn't start having problems until after the 10 year ma...
Brake Booster and ABS, Brake Master Cylinder went out in car without any lights or warning while driving the vehicle at a moderate speed on Freeway. I was able to avoid an accident and take the car to a repair shop in which at 119K miles and just at 10.5 yrs old the entire brake system had to be replaced/repaired.
In June 2025, while driving on the highway, the vehicle suddenly displayed multiple brake warning lights and warning messages, including the red brake warning light, ABS light, brake system warning light, and traction/slip indicator. At the same time, the brake pedal became stiff and braking effort increased suddenly, creating a near-crash situation because the vehicle did not slow normally. Befo...
TOYOTA PRIUS ABS BRAKE PUMP ACTUATOR BOOSTER FAILING Making hissing noises and warning icon at only 10 years 9 month, 85,000 miles. Toyota extended warranty is NOT covering.
On Feb. 19, 2026, I went to an auto repair store to change oil. I was told that I need to have rear brake pad and rotor replacement service because my car does not have it. The mechanic showed me and said that I only have the front brake work and it can cause safety issue.
Inferior brake system on 2015 Prius master brake cylinder and vacuum booster. Extended warranty issues identified by Toyota for 10 years or 150, 000 miles. I bought my Prius used in 2021 with 92,000 miles at age [XXX] old intending it to last as long as I did. I am now [XXX] old and essentially totally independent. The above mentioned parts were identified as not functioning properly on 2/3/2026...
The brake booster suddenly fails at 54k mile. Brake responds slower and need to push the brake pedal all the way It seems a lot of 2010-2015 Prius are facing this problem ABS light, skid light, and brake light was on when it happened, first appeared on Feb 6, 2026 Have to replace brake boost for ~$1500
The contact owns a 2015 Toyota Prius. The contact stated that while driving at an undisclosed speed, the ABS and the traction control warning lights illuminated. The vehicle was taken to an independent mechanic, where it was diagnosed with a leak in the brake fluid hose. The contact was unsure what repair was performed, but the vehicle was repaired. The contact stated that the failure reoccurred w...
ABS break actuator and abs pump failed while driving losing loss of breaking. Toyota is aware of this problem but refuse to fix this notorious and dangerous problem they have with multiple model years. I was not informed of the limited service campaign. This should be recalled as a safety to the public.
Clear coat and paint is peeling, especially on the roof. Toyota is not acknowledging that this happening with the 2015 Prius seaglass pearl paint.
Defected brake booster hard brake suddenly car less than 100 000 miles many vehicles with the problem
I purchased a vehicle a year ago whenever my vehicle was still under the tenure and the 10 year and it’s still under 150,000 mile range. The vehicle was purchased strictly from the Toyota dealership in Lakeland, Florida, and shortly thereafter my brakes completely went out and the booster actuator assembly looking it up by further realize that is a very common issue and that there is so much that ...
While driving, my brakes became mushy and ineffective. Brake warning lights came on, also. It was very scary driving in rush hour traffic with little to no brakes. There was no reliability. Just keeping as much as possible space between cars, using Hazard lights &prayer.
The ABS failed while driving on the highway. There was no accident, but it was substantially harder to brake when needed.
This vehicle has 95k miles, now the vehicle has a brake problem which can cause deadly problems. The parts that have gone bad on this car are defective parts that toyota knows about. The warranty they extended for this ended in 02/2015. They had 150k miles or 10 years limit on that warranty. We are well under the mileage and 10 months over according to toyota. Can’t believe they will dismiss somet...
The vehicle has 95k miles on it and both brake actuator assembly and booster pump have gone bad. This is a defective issue, I called toyota and was told too bad since the program that fixed this ended 02/25. The car met the mileage requirement, but being 10 months out of the date gives toyota the right to wash their hands on a defective part. The part is over $1500 just in parts to replace! This i...
The brake accumulator went out thanksgiving day on my way home nearly causing an accident. I also missed dinner due to the issue creating a clearly unsafe driving condition where I was barely able to use my brakes. This is a known issue by Toyota, whom extended the warranty to 10 years. Of course, my warranty was 3 days past the 10 years even though it is under the mileage requirement. This shoul...
Hi, I am reporting a brake system failure on my 2015 Toyota Prius. In July 2025, the ABS and brake warning lights suddenly appeared, and a Toyota service center confirmed it is the known Prius brake system defect. The repair estimate ranges from $4,502 to $27,814, but Toyota declined coverage because the vehicle is just past the 10-year warranty limit. This issue poses a safety risk due to reduced...
The Brake Booster system failed two weeks after the Toyota Customer Confidence Program for that condition ended and they will not reimburse me for a $3000 repair. I knew there was a problem because all the dash lights came on at once while we were driving on a highway. I had it towed away to be repaired and it was found that the brake booster system was failing. Had I ignored it or not acted as im...
The ABS, BREAK, and Traction Control, suddenly turned on when I was traveling on the freeway in mild traffic. I was traveling at about 60-65 mph. I attempted to use the breaks and could feel a substantial difference in how much and how hard I had to push in order to stop. The problem has not been confirmed by a dealer or service center. The vehicle was inspected by my brother in law who works on c...
Showing 20 of 147 complaints. Additional complaints are available via the NHTSA database.
NHTSA Defect Investigations for the 2015 Toyota Prius
NHTSA defect investigations are higher-signal than ordinary complaints because they indicate the agency opened a formal review of a potential safety defect. Some investigations later connect to recall campaigns; others close without a recall after review.
Component: Service Brakes, Hydraulic:Foundation Components
Opened 2023-11-22
The Office of Defects Investigation (ODI) has received a petition dated September 19, 2023 from the owner of a 2012 Toyota Prius V requesting that ODI reevaluate its decision to deny DP19-004. In the letter, the petitioner reported experiencing an unexpected and complete loss of brake power while driving, accompanied by multiple dashboard warning lights. This petition is based on the petitioner's direct experience and assessment that ODI closed DP19-004 because its prompting petition was withdra...
Component: Electrical System:Propulsion System
Opened 2023-01-27 · Closed 2023-08-07
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-spe...
Component: Service Brakes, Hydraulic:Power Assist
Opened 2019-09-30 · Closed 2021-01-21
On September 19, 2019, the Office of Defects Investigation (ODI) received a defect petition from Mr. Roger Hogan requesting that the Agency investigate and recall certain Toyota Prius, Prius PHV, Camry Hybrid and Avalon Hybrid vehicles for a brake actuator valve wear condition covered under Toyota Customer Support Programs ZJB and ZKK (subject CSP?s). In support of his request, the petitioner identified 117 NHTSA complaints allegedly related to the subject CSP condition, including 60 reporting c...
Frequently Asked Questions About the 2015 Toyota Prius
Has the 2015 TOYOTA PRIUS been recalled?
Yes, the 2015 TOYOTA PRIUS has 1 recall on record with NHTSA. Each recall addresses a specific safety defect identified by the manufacturer or NHTSA.
How many complaints does the 2015 TOYOTA PRIUS have?
The 2015 TOYOTA PRIUS has 147 complaints filed with NHTSA. None of the complaints involved crashes. 14 injuries and 3 deaths have been reported.
What is the safety rating for the 2015 TOYOTA PRIUS?
The 2015 TOYOTA PRIUS received an overall NHTSA safety rating of good (4/5). Frontal crash: 4/5. Side crash: 5/5. Rollover: 4/5.
What are the most common problems with the 2015 TOYOTA PRIUS?
The most commonly reported problems with the 2015 TOYOTA PRIUS involve service brakes (60 complaints), unknown or other (9 complaints), electrical system (8 complaints). Other affected components include exterior lighting, power train, service brakes,forward collision avoidance.
How many crash reports does the 2015 TOYOTA PRIUS have?
There are no crash reports associated with the 2015 TOYOTA PRIUS in the NHTSA database.
How many fire reports does the 2015 TOYOTA PRIUS have?
There are no fire reports for the 2015 TOYOTA PRIUS in the NHTSA database.
Are there any deaths reported for the 2015 TOYOTA PRIUS?
Yes, 3 deaths have been reported in NHTSA complaints for the 2015 TOYOTA PRIUS. These are self-reported by complainants and do not imply the vehicle caused the death.
How many injuries are reported for the 2015 TOYOTA PRIUS?
14 injuries have been reported in NHTSA complaints for the 2015 TOYOTA PRIUS. These are self-reported by vehicle owners as part of their safety complaints.
Should I buy a 2015 TOYOTA PRIUS?
Based on NHTSA data, the 2015 TOYOTA PRIUS is acceptable with caveats. It has 147 complaints, 1 recalls, and a good (4/5) safety rating. Note: 3 death(s) have been reported. Always have a pre-purchase inspection done by a qualified mechanic.
What components fail most on the 2015 TOYOTA PRIUS?
The components with the most failures on the 2015 TOYOTA PRIUS are: 1. SERVICE BRAKES (60 complaints), 2. UNKNOWN OR OTHER (9 complaints), 3. ELECTRICAL SYSTEM (8 complaints), 4. EXTERIOR LIGHTING (6 complaints), 5. POWER TRAIN (6 complaints). SERVICE BRAKES is the single most-reported problem area with 60 complaints.
What should I know before buying a 2015 TOYOTA PRIUS?
Be cautious of brake actuator and booster failures, which can lead to reduced braking performance. Check for recalls related to the hybrid propulsion system inverter. The 2015 TOYOTA PRIUS has 147 NHTSA complaints and 1 recalls on record. NHTSA rates it good (4/5).
How reliable is the 2015 TOYOTA PRIUS?
The 2015 TOYOTA PRIUS receives a reliability score of 55/100, indicating average reliability. This is based on 147 owner complaints, 1 recalls, and 0 crash/fire reports in the NHTSA database. Key known issues include Brake Actuator and Booster Failure and Hybrid Propulsion System Inverter Recall.
What are the known issues with the 2015 TOYOTA PRIUS?
Known issues with the 2015 TOYOTA PRIUS include: Brake Actuator and Booster Failure, Hybrid Propulsion System Inverter Recall. These are based on patterns found across 147 NHTSA complaints. 1 of these patterns resulted in formal recalls.
Are there any recalls for the 2015 Toyota Prius?
Yes, there is a recall for the hybrid propulsion system inverter.
What are the common issues with the 2015 Toyota Prius?
Common issues include brake actuator and booster failures and hybrid propulsion system inverter problems.
How can I prevent brake actuator and booster failures?
Regularly check and maintain your brakes, and follow the manufacturer's recommended maintenance schedule.
Buyer Advice
Our recommendation: Be cautious of brake actuator and booster failures, which can lead to reduced braking performance. Check for recalls related to the hybrid propulsion system inverter.
NHTSA Data Summary for 2015 Toyota Prius
This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2015 Toyota Prius. The data includes 147 consumer complaints filed by vehicle owners, 1 manufacturer-initiated safety recalls, 14 reported injuries, and 3 fatalities associated with this vehicle.
The NHTSA has assigned the 2015 Toyota Prius an overall safety rating of 4 out of 5 stars, with a frontal crash rating of 4 stars, a side crash rating of 5 stars, and a rollover rating of 4 stars. These ratings are determined through controlled crash testing conducted by the NHTSA.
All data presented in this report is sourced from public NHTSA databases. Our AI analysis identifies patterns across complaint narratives, correlates them with recall history, and produces the safety assessment above. This analysis is updated as new complaints and recalls are filed with the NHTSA.
Consumers are encouraged to report vehicle safety problems to the NHTSA at nhtsa.gov. If your vehicle is subject to a recall, contact your dealer to schedule the free repair.
Disclaimer: This analysis is AI-generated from NHTSA public data and does not constitute professional automotive or safety advice. Always verify recall status at NHTSA.gov and consult a qualified mechanic.
Analysis last updated: 2026-05-16