2018 Toyota Prius Safety Report
2018 TOYOTA PRIUS Safety Report
Safety Decision Cockpit for the 2018 Toyota Prius
This page is the hub for deciding what to inspect next on the 2018 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 | Moderate (34) | 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 | Exterior Lighting | Compare exterior lighting 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 |
|---|---|---|---|
| 2019 Toyota Prius | 28 | 3 | Compare as a potentially cleaner alternative. |
| 2017 Toyota Prius | 100 | 3 | Inspect as a potentially higher-complaint year. |
| 2020 Toyota Prius | 14 | 0 | Compare as a potentially cleaner alternative. |
| 2016 Toyota Prius | 176 | 5 | Inspect as a potentially higher-complaint year. |
| 2021 Toyota Prius | 6 | 0 | Compare as a potentially cleaner alternative. |
| 2015 Toyota Prius | 147 | 1 | Inspect as a potentially higher-complaint year. |
2018 Toyota Prius Complaint Theme Map
Complaint counts become more useful when they are grouped into inspection themes. For the 2018 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.
Exterior Lighting
4 owner complaints mention this component in the current safety profile.
All Exterior Lighting issues Toyota onlyVisibility/Wiper
4 owner complaints mention this component in the current safety profile.
All Visibility/Wiper issues Toyota onlyAir Bags
3 owner complaints mention this component in the current safety profile.
All Air Bags issues Toyota onlyUnknown Or Other
3 owner complaints mention this component in the current safety profile.
All Unknown Or Other issues Toyota onlyElectrical System
2 owner complaints mention this component in the current safety profile.
All Electrical System issues Toyota onlySeats
2 owner complaints mention this component in the current safety profile.
All Seats issues Toyota onlyAI Safety Analysis for the 2018 Toyota Prius
Reliability Score
The 2018 Toyota Prius receives a reliability score of 85 out of 100 based on analysis of NHTSA complaint data, recall history, crash reports, and safety ratings. This indicates above-average reliability relative to comparable vehicles.
NHTSA Safety Ratings for the 2018 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 2018 Toyota Prius
The following issues have been identified from NHTSA complaint data and owner reports for the 2018 Toyota Prius:
| Issue | Severity | Frequency | Typical Mileage |
|---|---|---|---|
| Electrical System Wiring issues in the electrical system have been reported, potentially leading to electrical problems or even fire. |
Medium | Common | 30k-60k miles |
| Air Bags Airbag lights have been observed, indicating potential issues with the airbag system. |
Low | Common | 30k-60k miles |
| Trunk Mechanism Trunk opening issues have been reported, with the trunk failing to remain open at a slow speed. |
Medium | Common | 30k-60k miles |
| Mirror Failure Right side mirrors have been known to fail suddenly, causing potential safety hazards. |
High | 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 2018 Toyota Prius:
Issues with wiring have been reported, affecting the vehicle's electrical system.
Airbag lights have been observed, indicating potential issues with the airbag system.
Trunk opening issues have been reported, with the trunk failing to remain open at a slow speed.
Right side mirrors have been known to fail suddenly, causing potential safety hazards.
Recall Details for the 2018 Toyota Prius
The following 1 recall has been issued for the 2018 Toyota Prius by NHTSA:
Summary: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2016-2018 Toyota Prius vehicles. A portion of the engine wire harness connected to the hybrid Power Control Unit (PCU), could contact the cover at this connection and wear, causing an electrical short circuit.
Consequence: An electrical short can increase the risk of a fire.
Remedy: Toyota will notify owners, and dealers will inspect the engine wire harness assembly and replace it if damage is found. A protective sleeve or protective tape will be included to prevent any future damage. These repairs will be performed free of charge. The recall began October 30, 2018. Owners may contact Toyota customer service at 1-888-270-9371. Toyota's number for this recall is J0T.
NHTSA Complaint Summaries for the 2018 Toyota Prius
Below are complaint narratives filed by owners of the 2018 Toyota Prius with the National Highway Traffic Safety Administration. 2 reported injuries or fatalities.
Both taillamps holding moisture. Could cause electrical issues or fire. .. same year and model car have same reported issues and were fixed by manufacturer. This vehicle is the same but different level.
Driver door lock actuator not working. This seems to be a common problem for Toyota over the last decade, but they yet to put more vehicles to their recall list. Actuator just stopped working. I have to use key out of FOB to manually open. This is a safety issue if I’m trying to get in my car quickly for safety reasons and it does not open.
The contact owns a 2018 Toyota Prius. The contact stated the trunk opened at a slow speed and failed to remain open. The dealer was contacted and informed of the failure. The dealer informed the contact that the vehicle needed to be taken in to be inspected. The vehicle was not diagnosed or repaired. The manufacturer was informed of the failure and confirmed that the VIN was not covered under reca...
Was driving around 35 mph and my right side mirror blew up. The back blew off and the mirror was shattered and hanging. Nothing hit it. Contacted Toyota and the parts have been on a stop, but there is no recall. It has been 4 months.
The contact owns a 2018 Toyota Prius. The contact stated while driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to the dealer where it was diagnosed with a failed heat exchanger, catalytic converter, and exhaust system. The contact was informed that the heat exchanger, the catalytic converter, and the exhaust system needed to be replaced. The vehic...
The contact owns a 2018 Toyota Prius. The contact stated that while in bumper-to-bumper traffic, the vehicle suddenly accelerated. The brake pedal was applied but failed to respond. The driver crashed into the front passenger side of the Lexus. The vehicle continuously moved forward. The contact was eventually able to pull over safely. The pre-collision malfunction warning light illuminated. The b...
The Airbag lights were lit, the person sitting with seatbelt on (flashing) and the person sitting with an inflated airbag in front of them. I ran an OBD2 scan on SRS and got code B1656. Driver seat belt buckle Left Hand. I Investigated the latch and found one wire was snapped off and a couple of inches shorter that the wire that was still connected. I have included 2 pictures of the back end of t...
Someone rear-ended my Prius and they were driving a Ford 250 truck pulling a large flatbed truck that had a huge box on it. My seat went forward and backwards - I slammed my knee under the dashboard and then slammed by head into the headrest and I could not reach the pedals after this. I have repeatedly asked the collision center to look at it because there is nothing about it on the report of t...
AIRBAG LIGHT ON
The automatic high beams will occasionally fail to operate and are stuck in low beams until about 2 minutes have passed, or until the automatic high beams switch is turned off to disable the system. This seems to be a software issue, as it seems to occur when an approaching vehicle passes by with bright lights. When this happens, all high beams are disabled for a couple of minutes, even if the h...
Stopped at red light, then the car didn't accelerate when hitting gas. Engine revs but the car does not accelerate. It happened multiple time when the car was out in sun with full ac on(100f). Happened once in intersection and almost got hit head on
UNKNOWN My car started stalling when it comes to a full stop. I.e. if I stop at a red light or stop sign, and I then press the gas, it stalls. It might inch forward, but it doesn’t really accelerate. This happened last year, and I took it to the dealer. They couldn’t reproduce the results, and they could only suggest changing my small 12V battery. Today, it stalled 8 times, between 2 short drive...
MY WINDSHIELD HAS CRACKED TWICE WITHOUT BEING STRUCK BY AN OBJECT AND WITHOUT BEING NEAR ANOTHER VEHICLE. BOTH INCIDENTS OCCURRED DURING NORMAL HIGHWAY DRIVING. I WAS NOT SPEEDING OR DRIVING RECKLESSLY. BOTH TIMES REQUIRED THE REPLACEMENT OF THE WINDSHIELD AS THE CRACK QUICKLY SPREAD AND AFFECTED A GOOD PORTION OF THE WINDSHIELD. I AM REQUESTING REIMBURSEMENT FOR THE COST OF REPLACING THE WINDSHIE...
ON DEC 2, 2020 WHILE DRIVING ON THE FREEWAY AT ABOUT 45-50 MPH OUR SUNROOF EXPLODED CAUSING US TO GET TO THE SIDE OF THE ROAD. THE SHADE WAS CLOSED WHICH SAVED US FROM EXPLODING GLASS. THERE WERE NO ROAD HAZARDS, NO ISSUES OTHER THAN A SPONTANEOUS EXPLODING OF OUR SUNROOF. THE ORLANDO POLICE DEPT WAS SUMMONED AND THE ROADRANGERS STOPPED TO ASSIST US. I TOOK THE CAR DIRECTLY TO THE TOYOTA DEALERSHI...
TL* THE CONTACT OWNS A 2018 TOYOTA PRIUS. THE CONTACT STATED THAT WHILE DRIVING ABOUT 65 MPH, ANOTHER VEHICLE PULLED INTO THE HIGHWAY, WITHOUT STOPPING, AND CRASHED INTO THE FRONT DRIVER'S SIDE FENDER OF THE CONTACT'S VEHICLE. THE CONTACT STATED THAT NONE OF THE AIR BAGS DEPLOYED. THERE WAS NO WARNING LIGHTS ILLUMINATED. THE CONTACT SUSTAINED INJURIES THAT REQUIRED MEDICAL ATTENTION, INCLUDING BAC...
ERROR CODES P0113 AND P0102 AND WARNING MESSAGES FOR CHECK ENGINE AND ICS MALFUNCTION* LAPPEARED WHEN STARTING THE GARAGED VEHICLE IN APPROXIMATELY 55F ROOM TEMPERATURE. TOYOTA OF ESCONDIDO AND TOYOTA'S CUSTOMER CARE TELEPHONE CENTER EXPLAINED THAT THEY WILL NOT INSPECT (ALTHOUGH UNDER THE 3-YEAR/36,000 MILES WARRANTY) WITHOUT A SERVICE FEE. ONLINE, REPORTS THAT A FAILING 12V BATTERY MAY CAUSE M...
AUTO HIGH BEAM FEATURE INTERMITTENTLY CUTS OUT AND THEN RESUMES, ESPECIALLY FREQUENTLY IN RAINY WEATHER. WHILE OFF, I CANNOT ENGAGE THE HIGH BEAM WITHOUT FIRST SHUTTING OFF THE AHB FEATURE. MANY SIMILAR REPORTS REGARDING TOYOTA VEHICLES; SEE HTTPS://WWW.RAV4WORLD.COM/THREADS/AUTO-HIGH-BEAM-ISSUES.242329/
THE CAR IS INADEQUATE IN THE WINTER. WHEN IT SNOWS I CAN'T KEEP THE WINDOWS CLEAN. THEY CHANGED THE FITTINGS AND I CAN'T EVEN PUT WINTER BLADES ON THE CAR. ALSO, AND THIS APPLIES TO ALMOST ALL NEW CARS AS WELL, THE LED LIGHTS FREEZE OVER. IT'S A SAFETY HAZARD NOT TO HAVE LIGHTS THAT WORK. AND IT'S A SAFETY HAZARD TO HAVE TO GET OUT OF THE CAR IN DANGEROUS CONDITIONS TO TRY AND SCRAPE ICE OFF T...
AUTOMATIC HIGH BEAMS DIM AND THEN FAIL TO BRIGHTEN INTERMITTENTLY. WHEN DRIVING, AUTOMATIC HIGH BEAMS FUNCTION AS INTENDED THEN THE DASH INDICATOR SPONTANEOUSLY TURNS OFF AND THE HEADLIGHTS FAIL TO BRIGHTEN. VEHICLE HAS BEEN TO THE DEALERSHIP SERVICE DEPARTMENT TWICE FOR THIS. THE SECOND TIME , THE DEALER WAS ABLE TO DUPLICATE THE PROBLEM BOTH IN MY VEHICLE AND IN A 2019 PRIUS FROM THE INVENTORY...
I WAS DRIVING UP TO MY GARAGE ON THE SIDE OF MY HOUSE ON A CLEAR DAY, EARLY AFTERNOON. I WAS TRAVELING ABOUT 3 MPH AND TRIED TO STOP TO PARK IN FRONT OF THE GARAGE DOOR. I DEPRESSED THE BRAKE PEDAL AND IT DID NOT ENGAGE, BUT LURCHED FORWARD INTO THE GARAGE, CRASHING INTO THE GARAGE AND CAUSING DAMAGE TO BOTH THE GARAGE AND THE AUTO.
Showing 20 of 34 complaints. Additional complaints are available via the NHTSA database.
NHTSA Defect Investigations for the 2018 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: 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...
Frequently Asked Questions About the 2018 Toyota Prius
Has the 2018 TOYOTA PRIUS been recalled?
Yes, the 2018 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 2018 TOYOTA PRIUS have?
The 2018 TOYOTA PRIUS has 34 complaints filed with NHTSA. None of the complaints involved crashes. 2 injuries and 0 deaths have been reported.
What is the safety rating for the 2018 TOYOTA PRIUS?
The 2018 TOYOTA PRIUS received an overall NHTSA safety rating of excellent (5/5). Frontal crash: 4/5. Side crash: 5/5. Rollover: 4/5.
What are the most common problems with the 2018 TOYOTA PRIUS?
The most commonly reported problems with the 2018 TOYOTA PRIUS involve exterior lighting (4 complaints), visibility/wiper (4 complaints), air bags (3 complaints). Other affected components include unknown or other, electrical system, seats.
How many crash reports does the 2018 TOYOTA PRIUS have?
There are no crash reports associated with the 2018 TOYOTA PRIUS in the NHTSA database.
How many fire reports does the 2018 TOYOTA PRIUS have?
There are no fire reports for the 2018 TOYOTA PRIUS in the NHTSA database.
Are there any deaths reported for the 2018 TOYOTA PRIUS?
No deaths have been reported in NHTSA complaints for the 2018 TOYOTA PRIUS.
How many injuries are reported for the 2018 TOYOTA PRIUS?
2 injuries have been reported in NHTSA complaints for the 2018 TOYOTA PRIUS. These are self-reported by vehicle owners as part of their safety complaints.
Should I buy a 2018 TOYOTA PRIUS?
Based on NHTSA data, the 2018 TOYOTA PRIUS is generally recommended. It has 34 complaints, 1 recalls, and a excellent (5/5) safety rating. Always have a pre-purchase inspection done by a qualified mechanic.
What components fail most on the 2018 TOYOTA PRIUS?
The components with the most failures on the 2018 TOYOTA PRIUS are: 1. EXTERIOR LIGHTING (4 complaints), 2. VISIBILITY/WIPER (4 complaints), 3. AIR BAGS (3 complaints), 4. UNKNOWN OR OTHER (3 complaints), 5. ELECTRICAL SYSTEM (2 complaints). EXTERIOR LIGHTING is the single most-reported problem area with 4 complaints.
What should I know before buying a 2018 TOYOTA PRIUS?
Be cautious of exterior lighting and electrical system issues, as they can lead to safety hazards. Regular maintenance is recommended. The 2018 TOYOTA PRIUS has 34 NHTSA complaints and 1 recalls on record. NHTSA rates it excellent (5/5).
How reliable is the 2018 TOYOTA PRIUS?
The 2018 TOYOTA PRIUS receives a reliability score of 85/100, indicating above-average reliability. This is based on 34 owner complaints, 1 recalls, and 0 crash/fire reports in the NHTSA database. Key known issues include Electrical System and Air Bags.
What are the known issues with the 2018 TOYOTA PRIUS?
Known issues with the 2018 TOYOTA PRIUS include: Electrical System, Air Bags, Trunk Mechanism, Mirror Failure. These are based on patterns found across 34 NHTSA complaints. 1 of these patterns resulted in formal recalls.
Are there any known issues with the airbags in the 2018 Toyota Prius?
Yes, airbag lights have been observed, indicating potential issues with the airbag system.
What are the common electrical system issues in the 2018 Toyota Prius?
Wiring issues have been reported, potentially leading to electrical problems or even fire.
Can the right side mirror fail suddenly in the 2018 Toyota Prius?
Yes, right side mirrors have been known to fail suddenly, causing potential safety hazards.
Buyer Advice
Our recommendation: Be cautious of exterior lighting and electrical system issues, as they can lead to safety hazards. Regular maintenance is recommended.
NHTSA Data Summary for 2018 Toyota Prius
This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2018 Toyota Prius. The data includes 34 consumer complaints filed by vehicle owners, 1 manufacturer-initiated safety recalls, 2 reported injuries, and safety rating assessments associated with this vehicle.
The NHTSA has assigned the 2018 Toyota Prius an overall safety rating of 5 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