2018 Kia Rio Safety Report

2018 KIA RIO Safety and Reliability Report

24Complaints
1Recalls
85/100Reliability Score
3Crash Reports
2Fire Reports
1Injuries
Most reported components: Engine (8)Unknown Or Other (3)Latches/Locks/Linkages (2)Air Bags,Seats (1)Structure (1)Engine And Engine Cooling (1)Service Brakes,Engine,Fuel/Propulsion System (1)Unknown Or Other,Engine (1)Unknown Or Other,Electrical System (1)Exterior Lighting,Engine (1)

Safety Decision Cockpit for the 2018 Kia Rio

This page is the hub for deciding what to inspect next on the 2018 Kia Rio. 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.

2018 Kia Rio Safety Signal Summary
SignalValueWhat to inspect next
Recall burdenModerate (1)Review campaign numbers, affected components, and dealer remedies below.
Owner complaintsModerate (24)Scan complaint narratives for recurring symptoms, mileage, crashes, fires, injuries, and dates.
Crash and fire reports5Treat any crash, fire, injury, or fatality-linked pattern as a priority pre-purchase inspection item.
Primary component hubEngineCompare engine issues across vehicles.
Cleaner nearby model year2021Compare against the 2021 Kia Rio with 15 complaints and 2 recalls.
Riskier nearby model year2016Check the 2016 Kia Rio before buying across this generation.

Kia Rio 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 Kia Rio years already present in the cleaned NHTSA dataset, so each comparison links to a real vehicle safety report rather than a generated combination.

Nearby Kia Rio Model Years
Model YearComplaintsRecallsUse case
2019 Kia Rio 19 1 Compare as a potentially cleaner alternative.
2017 Kia Rio 28 2 Inspect as a potentially higher-complaint year.
2020 Kia Rio 26 1 Inspect as a potentially higher-complaint year.
2016 Kia Rio 75 2 Inspect as a potentially higher-complaint year.
2021 Kia Rio 15 2 Compare as a potentially cleaner alternative.
2015 Kia Rio 52 1 Inspect as a potentially higher-complaint year.

2018 Kia Rio Complaint Theme Map

Complaint counts become more useful when they are grouped into inspection themes. For the 2018 Kia Rio, 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.

Engine

8 owner complaints mention this component in the current safety profile.

All Engine issues Kia only

Unknown Or Other

3 owner complaints mention this component in the current safety profile.

All Unknown Or Other issues Kia only

Latches/Locks/Linkages

2 owner complaints mention this component in the current safety profile.

All Latches/Locks/Linkages issues Kia only

Air Bags,Seats

1 owner complaint mention this component in the current safety profile.

All Air Bags,Seats issues Kia only

Structure

1 owner complaint mention this component in the current safety profile.

All Structure issues Kia only

Engine And Engine Cooling

1 owner complaint mention this component in the current safety profile.

All Engine And Engine Cooling issues Kia only

AI Safety Analysis for the 2018 Kia Rio

The 2018 KIA RIO has accumulated 24 complaints and 1 recalls in the NHTSA database. Among the complaints, 3 involved crashes and 2 involved fires. There have been 1 reported injuries and 0 reported deaths. The most frequently reported problem areas are engine (8 complaints), unknown or other (3 complaints), latches/locks/linkages (2 complaints). Airbag and seat issues: The airbag light may come on, and there have been reports of oil consumption leading to engine failure. Engine and oil consumption: There are multiple reports of excessive oil consumption, which can lead to engine failure and entering limp mode. Key known issues to be aware of include Excessive Oil Consumption, Airbag and Seat Issues. Be cautious of the engine and oil consumption issues, as they can lead to significant problems. Regular maintenance is crucial.

Reliability Score

The 2018 Kia Rio 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.

Known Issues for the 2018 Kia Rio

The following issues have been identified from NHTSA complaint data and owner reports for the 2018 Kia Rio:

IssueSeverityFrequencyTypical Mileage
Excessive Oil Consumption
Multiple reports indicate that the 2018 KIA RIO experiences excessive oil consumption, leading to engine failure and entering limp mode.
Medium Common 30k-60k miles
Airbag And Seat Issues
There have been reports of the airbag light coming on and issues with seats and airbags, though the frequency is lower.
Low Common 0-100k miles

Common Problems Reported by Owners

Based on NHTSA complaint data, the following components account for the majority of reported issues with the 2018 Kia Rio:

Engine 23% of complaints

Issues with the engine, including oil consumption and engine failure, are the most common problems reported.

Recall Details for the 2018 Kia Rio

The following 1 recall has been issued for the 2018 Kia Rio by NHTSA:

Latches/Locks/Linkages:Trunk Lid:Latch
Campaign #21V622000 09/08/2021

Summary: Kia Motors America (Kia) is recalling certain 2016-2018 Forte 4-door, Forte Koup 2-door, and 2018-2019 Rio 4-door vehicles. The trunk latch may become damaged, preventing the opening of the trunk from the inside. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 401, "Internal Trunk Release."

Consequence: A person inside the trunk compartment may become trapped, increasing their risk of injury.

Remedy: Dealers will replace the trunk latch assembly, free of charge. Owner notification letters were mailed on February 10, 2022. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC216.

Manufacturer: Kia Motors America

NHTSA Complaint Summaries for the 2018 Kia Rio

Below are complaint narratives filed by owners of the 2018 Kia Rio with the National Highway Traffic Safety Administration. 3 complaints involved crashes. 2 involved fires. 1 reported injuries or fatalities.

Crash Reports: 3 Fire Reports: 2 Injury/Fatality Reports: 1
Air Bags,Seats
01/27/2026

My car is a 2018 Kia Rio that has a clean history and has never been in an accident. Recently my airbag light came on and I had a diagnostic run that showed a B1448 code indicating an OCS mat defect in the passenger seat. The 2015-2018 Kia Sedona models also had the same problem and were issued safety recalls. Due to this previous history I believe there could be a safety recall needed for the Kia...

ODI #11713726
Engine
11/22/2025

My 2018 Kia Rio is burning 2 quarts of oil every 800 miles, confirmed by a Kia dealership through an official oil consumption test. The issue first started around 110,000 miles and has progressively gotten worse. I have owned the vehicle since it had 40,000 miles, and I have always had the oil changed on time and maintained the car properly. Despite proper maintenance, the engine gives off a stro...

ODI #11700932
Engine
10/12/2025

2018 Kia Rio – severe oil consumption leading to low compression (30 PSI on Cylinder 2) and engine failure. Dealership installed incorrect non-OEM spark plugs prior to failure. Kia denies warranty coverage although this matches known engine defects in other Kia models

ODI #11692892
Engine
10/06/2025

My 2018 Kia Rio S (VIN [XXX] ) suffered sudden engine failure at approximately 84 000 miles. I pulled over immediately when the oil light came on, but the engine began rattling and was later diagnosed by the dealer as a bearing/seizure failure requiring full engine replacement (estimate ≈ $15 865). This vehicle uses the 1.6 L Gamma II GDI engine, which is the same engine family already included i...

ODI #11691729
Structure
09/09/2025

Paint is peeling

ODI #11686166
Engine And Engine Cooling
Fire 04/04/2025

The contact owned a 2018 Kia Rio. The contact stated that while driving on the highway at 85 MPH, the engine emitted abnormal noise with no warning lights illuminated. The contact proceeded to exit the highway and enter a gas station parking lot, and upon exiting the vehicle, it was apparent that the engine had begun to catch on fire. The location of the fire was the front engine compartment. The ...

ODI #11652874
Engine
03/05/2025

The contact owns a 2018 Kia Rio. The contact stated that while driving at an undisclosed speed, the vehicle stalled with the check engine warning light illuminated. The vehicle was restarted. The vehicle was taken to an independent mechanic, where it was diagnosed with a cylinder #1 misfire. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The dealer wa...

ODI #11646521
Engine
11/10/2024

MY CAR IS CONSUMING OIL

ODI #11624448
Service Brakes,Engine,Fuel/Propulsion System
Fire 06/09/2024

My 2018 Kia Rio actually lit up on fire as I was driving down the highway on way to work. As I drove down the highway, I noticed that I had trouble using the brakes. It seemed as if they were working one second and then not working the next. At that time, I noticed fire coming from underneath the car and I was able to get the vehicle to the side of the road. As I was exiting the vehicle, the flam...

ODI #11593284
Engine
05/18/2024

I've been having issues with the engine for a while I'm constantly getting oil changes and after getting the oil change I would still have to add oil in every 2-3 weeks. 2/14/2024 My Oil light came on back on after putting oil in 2 weeks prior. That day my Car stalled on the HWY all my dash lights( battery, engine and oil light flashed. Ive been to multiple mechanics shop such as Express oil and M...

ODI #11589405
Engine
02/23/2024

My dad bought a Kia Rio 2018 for 8k cash a day ago well two blocks from the dealer white smoke comes out of exhaust then oil pressure light came on, pulled over checked oil which was overfull with milky residue, dealer said to drive it home so we tried them got half block then black smoke came out and it started rattling then died so we left it. Mechanic said it threw a rod and hole in the engine....

ODI #11573695
Unknown Or Other,Engine
12/08/2023

For the past year and few months I’ve been having to do an oil change every two weeks because of how fast the engine is burning the oil. Several times I arrive to the shop to find the oil pan is completely empty causing issues with my engine beginning to make strange noises that are concerning. The dash light does not come on to notify me that there is no oil. I’m sure the damage is severe because...

ODI #11559237
Engine
06/08/2023

Excessive engine oil consumption which has caused car to enter limp mode

ODI #11526075
Unknown Or Other,Electrical System
01/11/2023

Auto theft alarm listed as standard. There is NO THEFT DETECTION AT ALL. There is only a bogus flashing led that does nothing when parked. This is fraud.

ODI #11501364
Unknown Or Other
Crash 12/23/2022

My vehicle was stolen while parked with a club on the steering wheel then damaged and abandoned. I was without a vehicle for a month during repairs. It has been reported on the news that Kias are easily stolen due to the type of ignition system. A recall to fix this is need immediately!

ODI #11498683
Exterior Lighting,Engine
12/15/2022

Excessive oil consumption 1 quart every 1000 miles. The brake light socket overheats causing fast bulb burn outs.

ODI #11497523
Unknown Or Other
07/21/2022

I received notice on 2/10/22 that there was a remedy part for my 2018 Kia Rio. The letter said it was a recall part involving a latch that opens my trunk from the inside. I tried repeatedly since then to make an appointment at Glendale, CA or Alhambra, CA Kia dealerships thru the Kia website but the website malfunctions every time I make an attempt. I tried at least 3 times to call, and the servic...

ODI #11475215
Unknown Or Other
03/01/2022

My vehicle was recalled for a "interior trunk release" issue. My trunk will not open at all anymore. Kia's website does not allow me to schedule an appointment due to glitches on website. I also tried calling Kia and got no answer.

ODI #11454745
Latches/Locks/Linkages
12/06/2021

The contact owns a 2018 Kia Rio. The contact received notification of NHTSA Campaign Number: 21V622000 (Latches/Locks/Linkages) however, the part to do the recall repair was unavailable. The local dealer was contacted, and it was confirmed that the part was not available. The contact stated that the manufacturer exceeded a reasonable amount of time for the recall repair. The manufacturer was made...

ODI #11442870
Power Train,Engine,Fuel/Propulsion System
Crash 1 Injured 10/14/2021

On 10/02/2021 - Was at a stop, put car in drive press the peddle car accelerated at high speed, miss another car and hit tree. Accident cause by acceleration issue with KIA Rio. Need advice on how to get KIA to replace total vehicle. Auto Insurance is just calling it a accident.

ODI #11436781

Showing 20 of 24 complaints. Additional complaints are available via the NHTSA database.

Frequently Asked Questions About the 2018 Kia Rio

Has the 2018 KIA RIO been recalled?

Yes, the 2018 KIA RIO 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 KIA RIO have?

The 2018 KIA RIO has 24 complaints filed with NHTSA. Of these, 3 involved crashes. 1 injuries and 0 deaths have been reported.

What is the safety rating for the 2018 KIA RIO?

The 2018 KIA RIO does not have an NHTSA safety rating on file. This can happen for newer model years, specialty vehicles, or models that have not been crash-tested.

What are the most common problems with the 2018 KIA RIO?

The most commonly reported problems with the 2018 KIA RIO involve engine (8 complaints), unknown or other (3 complaints), latches/locks/linkages (2 complaints). Other affected components include air bags,seats, structure, engine and engine cooling.

How many crash reports does the 2018 KIA RIO have?

There are 3 crash reports associated with the 2018 KIA RIO out of 24 total complaints (12.5% of complaints involved crashes).

How many fire reports does the 2018 KIA RIO have?

There are 2 fire reports for the 2018 KIA RIO out of 24 total complaints. Fire reports are among the most serious safety concerns tracked by NHTSA.

Are there any deaths reported for the 2018 KIA RIO?

No deaths have been reported in NHTSA complaints for the 2018 KIA RIO.

How many injuries are reported for the 2018 KIA RIO?

1 injury has been reported in NHTSA complaints for the 2018 KIA RIO. These are self-reported by vehicle owners as part of their safety complaints.

Should I buy a 2018 KIA RIO?

Based on NHTSA data, the 2018 KIA RIO is research thoroughly before purchasing. It has 24 complaints, 1 recalls. Always have a pre-purchase inspection done by a qualified mechanic.

What components fail most on the 2018 KIA RIO?

The components with the most failures on the 2018 KIA RIO are: 1. ENGINE (8 complaints), 2. UNKNOWN OR OTHER (3 complaints), 3. LATCHES/LOCKS/LINKAGES (2 complaints), 4. AIR BAGS,SEATS (1 complaints), 5. STRUCTURE (1 complaints). ENGINE is the single most-reported problem area with 8 complaints.

What should I know before buying a 2018 KIA RIO?

Be cautious of the engine and oil consumption issues, as they can lead to significant problems. Regular maintenance is crucial. The 2018 KIA RIO has 24 NHTSA complaints and 1 recalls on record.

How reliable is the 2018 KIA RIO?

The 2018 KIA RIO receives a reliability score of 85/100, indicating above-average reliability. This is based on 24 owner complaints, 1 recalls, and 5 crash/fire reports in the NHTSA database. Key known issues include Excessive Oil Consumption and Airbag and Seat Issues.

What are the known issues with the 2018 KIA RIO?

Known issues with the 2018 KIA RIO include: Excessive Oil Consumption, Airbag and Seat Issues. These are based on patterns found across 24 NHTSA complaints. 1 of these patterns resulted in formal recalls.

What are the most common issues with the 2018 KIA RIO?

The most common issues are excessive oil consumption and engine failure.

Is the airbag system reliable in the 2018 KIA RIO?

There have been reports of airbag issues, but they are less frequent than oil consumption problems.

What should I do if I notice excessive oil consumption?

Regularly check and maintain your oil levels and consult a mechanic for further inspection.

Buyer Advice

Our recommendation: Be cautious of the engine and oil consumption issues, as they can lead to significant problems. Regular maintenance is crucial.

NHTSA Data Summary for 2018 Kia Rio

This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2018 Kia Rio. The data includes 24 consumer complaints filed by vehicle owners, 1 manufacturer-initiated safety recalls, 3 reported crashes, 2 fire incidents, 1 reported injuries, and safety rating assessments associated with this vehicle.

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