Model year 2018 · Compact Cars

2018 Toyota Prius c: recalls, fuel economy and safety ratings

EPA rates the 2018 Toyota Prius c at 46 mpg combined across 1 version. NHTSA lists 2 safety recalls and 6 owner complaints for this model year. Its best NHTSA overall crash-test rating is 4 out of 5 stars.

Safety recalls

EPA combined mpg

NHTSA overall rating

4/5

Recall file dated Oct 27, 2026 · EPA file dated Sep 29, 2026 · updated Oct 27, 2026, 7:34 AM EDT

Check your own car: enter your 17-character VIN at nhtsa.gov/recalls to see open recalls for that exact vehicle, and contact a Toyota dealer to schedule the repair — safety recall repairs are free. The list below covers the whole model year, so not every recall applies to every car.

2018 Toyota Prius c recalls

NHTSA's recall file lists 2 safety recalls for the 2018 Toyota Prius c, newest first.

Hybrid propulsion system

NHTSA 19V491000 Reported Jun 26, 2019

Filed by: Toyota Motor Corporation (manufacturer recall no. K0K)
Units affected: 464 (estimate)
Problem: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018-2019 Prius C vehicles. The DC-DC converter may fail resulting in the auxiliary battery no longer receiving power from the converter, which may cause a loss of drive.
Risk: A loss of drive increases the risk of crash.
Remedy: Toyota will notify owners, and dealers will replace the DC-DC converter with a new one, as necessary, free of charge. The recall began August 23, 2019. Owners may contact Toyota customer service at 1-888-270-9371. Toyota's number for this recall is K0K.

Full recall record on nhtsa.gov

Equipment: Other: Labels

NHTSA 18V176000 Reported Mar 15, 2018

Filed by: Toyota Motor Corporation (manufacturer recall no. J0L)
Units affected: 19 (estimate)
Problem: Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018 Toyota Prius C vehicles sold in Puerto Rico. The front passenger air bag and recommended child occupant seating positions label may not have been attached during assembly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 208, "Occupant Crash Protection."
Risk: If the label is missing, occupants may not follow the proper restraint usage guidelines, increasing the risk of injury in the event of a crash.
Remedy: Toyota will notify owners and will mail the removable labels to all known owners of the subject vehicles, free of charge. The recall began on April 11, 2018. Owners may contact Toyota customer service at 1-888-270-9371. Toyota's number for this recall is J0L.

Full recall record on nhtsa.gov

Recall summaries are written by NHTSA from manufacturers' defect reports. Dates are when NHTSA received the report.

2018 Toyota Prius c fuel economy by version

EPA city/highway/combined estimates for each engine, transmission and drive combination. Annual fuel cost is EPA's estimate for 15,000 miles a year (55% city, 45% highway) at EPA's current fuel-price assumptions; your cost will vary.

2018 Toyota Prius c EPA fuel economy
Version	Engine	Transmission	Drive	Fuel	City/Hwy/Comb	Fuel cost/yr	CO2 g/mi
Prius c	1.5L 4-cyl hybrid	Automatic	Front-Wheel Drive	Regular	48/43/46 mpg	$1,450	193

Source: FuelEconomy.gov (U.S. DOE and EPA), file dated Sep 29, 2026. Each version links to its FuelEconomy.gov record.

EPA estimates come from standardized lab tests so cars can be compared fairly; real-world mileage depends on speed, weather, load, tires and driving style.

2018 Toyota Prius c crash-test ratings

NHTSA 5-Star Safety Ratings for the tested versions. More stars mean a lower chance of serious injury in that type of crash. Rollover risk is NHTSA's estimated chance of rolling over in a single-vehicle crash.

2018 Toyota Prius c NHTSA 5-Star Safety Ratings
Tested vehicle	Overall	Frontal	Side	Rollover	Rollover risk	Forward collision warning
2018 Toyota Prius C 5 HB FWD	4 stars	4 stars	4 stars	4 stars	11.8%	Standard

Source: NHTSA 5-Star Safety Ratings (New Car Assessment Program), checked Oct 26, 2026.

Star ratings compare vehicles of similar size and weight; a frontal rating for a large pickup is not directly comparable with one for a small car.

2018 Toyota Prius c owner complaints

Owners have filed 6 complaints with NHTSA about the 2018 Toyota Prius c, most recently on Jul 4, 2023. 1 mention a crash, 0 a fire, 3 injured people and 0 deaths. These are unverified reports; a complaint is not proof of a defect.

Most-cited components in 2018 Toyota Prius c complaints
Component named in complaints	Mentions
Unknown or other	3
Electrical system	1
Engine	1
Power train	1
Steering	1
Vehicle speed control	1
Visibility/wiper	1

Source: NHTSA consumer complaint files (complaints received since January 1, 2015). One complaint can name several components.

Had a safety problem with your vehicle? You can report it to NHTSA at nhtsa.gov/report-a-safety-problem.

Other Toyota Prius c model years

Toyota Prius c by model year
Year	Combined	Recalls	Complaints	Overall rating
2019 Prius c	46 mpg	1	0	4/5
2017 Prius c	46 mpg	1	2	4/5
2016 Prius c	50 mpg	0	12	4/5
2015 Prius c	50 mpg	1	17	4/5

All Toyota Prius c years compared · Decode a VIN

Other 2018 Toyota models

2018 Toyota 4Runner 2018 Toyota 86 2018 Toyota Avalon 2018 Toyota C-HR 2018 Toyota Camry 2018 Toyota Corolla 2018 Toyota Highlander 2018 Toyota Land Cruiser 2018 Toyota Mirai 2018 Toyota Prius 2018 Toyota Prius Prime 2018 Toyota RAV4 2018 Toyota Sequoia 2018 Toyota Sienna 2018 Toyota Tacoma 2018 Toyota Tundra

Sources

Recalls: NHTSA recall flat file (FLAT_RCL_POST_2010), dated Oct 27, 2026, plus a live check of api.nhtsa.gov in your browser.
Complaints: NHTSA consumer complaint flat files (COMPLAINTS_RECEIVED), counts only — we do not republish complaint text.
Crash tests: NHTSA 5-Star Safety Ratings API.
Fuel economy: FuelEconomy.gov vehicles file (U.S. DOE and EPA), dated Sep 29, 2026.
NHTSA, EPA and DOE do not endorse OpenVIN. Vehicle names identify vehicles only; OpenVIN is not affiliated with Toyota.