2018 Kia Sportage: Is It Reliable?
Problems, Recalls & Buyer Verdict
Shopping for a used 2018 Kia Sportage? This page highlights owner-reported complaint patterns and recall history so you can inspect the right systems before buying. Current data includes 153 complaints, with Engine Problems as the top reported area.
2018 Kia Sportage Fuel Economy
✓ EPA Official DataEPA-rated fuel economy across 6 2018 Kia Sportage trim configurations. The median figure is shown; range reflects all available trims.
Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions. 6 trims analysed.
2018 Kia Sportage Safety Ratings
NHTSA 5-Star Program2 variants tested — showing 2018 Kia Sportage SUV AWDOfficial crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.
Overall
14.7% rollover risk
Frontal Crash
Side Crash
Rollover
14.7% probability
Source: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.
Based on NHTSA complaint data, the 2018 Kia Sportage has 153 owner complaints, 7 crash-related complaints, and 3 recall campaigns on record. The most frequently reported component is Engine Problems. NHTSA reliability signal: Severe Issues.
- Make
- Kia
- Model
- Sportage
- Model year
- 2018
- NHTSA owner complaints
- 153
- Crash-related complaints
- 7
- Safety recall campaigns
- 3
- Top reported component
- Engine Problems
- Reliability signal
- Severe Issues
- EPA MPG combined
- 23
- EPA MPG city / highway
- 21 / 26
- Fuel type
- Regular Gasoline
- NHTSA overall safety rating
- 5/5 stars
- NHTSA frontal crash rating
- 4/5 stars
- NHTSA side crash rating
- 5/5 stars
- NHTSA rollover rating
- 4/5 stars
- Electronic stability control
- Standard
Most Common 2018 Kia Sportage Problems
Top owner-reported complaint areas and where they often appear.
Engine Problems
Electrical Faults
Uncategorized Issues
Complaint patterns center on Engine Problems, Electrical Faults, Uncategorized Issues. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.
Should You Buy a Used 2018 Kia Sportage?
The 2018 Kia Sportage shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase.
Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report.
What to Check Before Buying a Used 2018 Kia Sportage
Inspection Focus
- Inspect engine for known issues such as knocking or stalling.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for engine, electrical, and transmission repairs.
- Have a mechanic perform a pre-purchase inspection focusing on reported components.
Before You Close the Deal
- Inspect engine for known issues such as knocking or stalling.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for engine, electrical, and transmission repairs.
- Have a mechanic perform a pre-purchase inspection focusing on reported components.
Shortlist with model-year data. Decide with the exact VIN.
Before buying a used 2018 Kia Sportage, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.
What the Complaint Data Suggests
Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology
Complaints for the 2018 Kia Sportage are heavily concentrated in engine problems, which account for the majority of reports. Electrical faults and transmission issues also appear as recurring themes, though the overall confidence in this data is low due to the limited sample size and single model year analyzed.
- Engine problems represent the largest share of complaints with 85 reports.
- Electrical faults are the second most reported component with 27 complaints.
- There are 3 recalls associated with this model year.
- Engine Problems
- Electrical Faults
- Transmission / Drivetrain
All 2018 Kia Sportage Complaints by Category
Every owner-reported complaint category filed with NHTSA for the 2018 Kia Sportage. Use this as a pre-purchase inspection checklist.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Engine Problems | 85 | — | 6 | — | |
| Electrical Faults | 27 | 3 | 2 | — | |
| Uncategorized Issues | 19 | 1 | 1 | — | |
| Transmission / Drivetrain | 16 | — | — | — | |
| Brake System | 11 | 3 | — | — | |
| Fuel/Propulsion System | 9 | — | 2 | — | |
| Steering Defects | 9 | 3 | — | — | |
| Unintended Acceleration | 8 | — | — | — | |
| Structural Problems | 6 | — | — | — | |
| Headlight/Taillight Failures | 5 | — | — | — | |
| Hydraulic | 5 | — | — | — | |
| Seat-Related Issues | 4 | — | — | — | |
| Visibility/Wiper | 4 | — | — | — | |
| Trailer Hitches | 3 | — | 1 | — | |
| Forward Collision Avoidance: AEB | 2 | — | — | — | |
| Airbag Malfunctions | 1 | 1 | — | — | |
| Visibility | 1 | — | — | — | |
| Wheel Issues | 1 | — | — | — | |
| Electronic Stability Control (Esc) | 1 | — | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
Real Owner Complaints
Read what owners actually reported to NHTSA for the 2018 Kia Sportage. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
My Kia Sportage has developed a loud engine knocking noise, which I understand is a known issue with Kia engines. I am concerned that this indicates internal engine failure and could lead to sudden engine seizure while driving, creating a serious safety hazard. The dealership de…
I've had an oil leak for a couple of years, typically having to put in 5 - 7 quarts of oil in between oil changes. In 2025 I had my spark plugs and some oil seal replaced it was quite expensive to have done. 6ish months later my 4th cylinder started misfiring. I took it to the…
On 1/26/2024 approximately 9am, my husband had been driving on the highway for about 2 hours and pulled over to shut his eyes for a few minutes. He shut off the engine, closed his eyes and immediately smelled smoke. Black smoke began coming from under the hood and quickly got wor…
2018 kia sportage had oil consumption issue but did not notify car owners, lead to complete engine failure of my car at only 117,000 this car is part of a class action lawsuit due to bad engineering , kia would not replace the engine on this even though i submitted all maintena…
At 113,000 my engine failed. It was determined that low compression occurred due to the first cylinder failing. I’ve been having excessive oil consumption since about 60k.
My vehicle broke down on my family 2 hours away. The suv started engine failure with the engine light coming on then the rpm’s reved up to 4000 and started chugging. We stoped at the gas station shut the vehicle off and got it towed home to a local shop. I have the 2.4 engine and…
Took my car for the theft recall and had it performed, my vehicle was stolen last night and the theft used a USB charging cable to steal it, the recall did not fix this
My vehicle suffered from a catastrophic engine failure while driving on the highway. The vehicle stalled at highway speeds (55mph), during rush hour. Causing a near rear end collision. From this point on my vehicle was unable to reach speeds of 30 Mph. This failure is consistent…
The contact owns a 2018 Kia Sportage. The contact stated that while driving at an undisclosed speed after an oil change was recently performed on the vehicle, the low oil pressure warning light illuminated with the message "Service Engine" displayed, and the vehicle made a dingin…
My 2018 Kia Sportage (2.4L Theta II GDI engine) suddenly triggered diagnostic trouble code P1326 (Knock Sensor Detection System – Detection of Excessive Connecting Rod Bearing Wear) and entered limp mode at 111,595 miles on Sep 13, 2025. The vehicle is now speed- and RPM-limited …
The contact owns a 2018 Kia Sportage. The contact received notifications of NHTSA Campaign Number: 22V703000 (Trailer Hitches) and 21V137000 (Service Brakes, Hydraulic); however, the contact was possibly charged for the recall repairs. The contact stated that while driving at var…
Due to excessive oil consumption and blow thru to catalytic converter, and burning of oil in the converter clogged up my catalytic converter as seen in pics causing exhaust fumes to enter cabin and engine not run properly. Driver or passenger must open windows to get fresh air. I…
I purchased a 2018 Kia Sportage and ever since the last few years the paint is starting to come off of this vehicle. I do not go through any type of car wash. I washed it at home. It is getting worse and worse than certain spots, I do not want any monetary for this I would just a…
The original factory engine is malfunctioning, causing excess oil consumption -- at or over one quart consumption per 1000 miles -- believed to be caused by fouled piston rings. It is a known defect for this and similar KIA engines. Issues and remedies outlined in KIA Technical…
There has been High oil consumption after 100,000 miles and the low oil light has shown. It will burn more than a quart in less than 1,000 miles.
My vehicle make and model has been documented to have had engine issues which has caused car fires from the engine compartment from what has been documented this is my best guess.
The code P1326 keeps popping up on my dash board even after changing it that part out which is claimed to be the knock sensor.I researched it and it said something with the rod bearings and my mechanic personal mechanic had mentioned it’d be best to swap the engine, and told me a…
This vehicle has a safety issue with the headlights. Basically, the low beams for both, driver and passenger sides are not functioning at all. Several diagnostic have been done to repair the existing issue such as replacing new light bulbs, new OEM turn signal switch, replacing w…
My 2018 Kia Sportage (VIN [XXX] ) experienced complete engine failure due to low compression/internal combustion chamber failure. The vehicle lost power while driving on Sept 30, 2025, and had to be towed to [XXX] Kia in Dayton, OH. This same dealership previously performed an …
I started my car and it started shaking violently, and would jolt back and forth, I would be on the highway and the speed would decrease rapidly and overheat slightly to pick up speed
Source: NHTSA Complaints Database. Real owner reports for the 2018 Kia Sportage.
2018 Kia Sportage Recalls
3 campaignsNHTSA recall campaigns for the 2018 Kia Sportage. 3 recall campaigns are on record for this model year. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.
2018 Kia Sportage Buying FAQ
Buyer-focused answers based on real NHTSA complaint and recall data for this model year.
Is the 2018 Kia Sportage reliable?▾
Severe Issues. NHTSA currently shows 153 owner complaints, 7 crash-related complaints, and 3 recall campaigns for this model year. The 2018 Kia Sportage shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.
What are the most common problems with the 2018 Kia Sportage?▾
#1: Engine Problems (85 complaints). #2: Electrical Faults (27 complaints). #3: Uncategorized Issues (19 complaints)
At what mileage do problems start on the 2018 Kia Sportage?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2018 Kia Sportage?▾
Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2018 Kia Sportage, NHTSA complaints include 7 crash-related reports and 9 fire reports out of 153 total complaints. 5 injury reports are also on file. For controlled crash-test ratings, check nhtsa.gov/ratings.
Does the 2018 Kia Sportage have any recalls?▾
Yes. 3 NHTSA recall campaigns affect the 2018 Kia Sportage. A major recall area is FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS. 3 recall campaigns are on record for this model year. Always verify open recalls by VIN because completion status varies by vehicle.
Should I buy a 2018 Kia Sportage?▾
The 2018 Kia Sportage shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report. Pay extra attention to Engine Problems during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.
Wider context: See the full Kia Sportage reliability report with year-by-year comparison.
Owner Reliability Rating
Rate the 2018 Kia Sportage based on your ownership experience.
Add your rating:
Ratings are based on owner experience and are separate from NHTSA data shown above.
Check the Exact Vehicle History Before You Buy
Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.