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2018 Kia Sportage: check engine light

27 of the 166 complaints about the 2018 Kia Sportage describe check engine light.

owner complaints
27
of this car's complaints
16%
typical mileage
64,813
recalls
1
Is there a fix? There is 1 recall and 51 service bulletins for this area of the car. See below

Check engine light by model year

What owners say

Filed Aug 16, 2026 · Engine, Transmission · PA

Purchased my Kia on the XXX then on the XXX, My engine light came on and my car went into Safety Mode . I at once took it to Auto Zone and their test came back with P1326 Knock signal range / performance. I then looked it up and found that a recall was put out quite a while back called an [XXX] # took my car to Kia Dealership in [XXX]. They said I could bring it in that was on the XXX and if an appointment came open they would check but they did not have an opening til the 14th which was today and I was told it would be next week . Could someone please send me updated information concerning the 2018 Kia Sportage and the Knock Sensor [XXX] [XXX] [XXX] [XXX] [XXX] [XXX] [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Aug 5, 2026 · Engine · 64,813 miles · MI

The contact owns a 2018 Kia Sportage. The contact stated that while driving approximately 45 MPH, the vehicle lost automotive power with the accelerator pedal depressed. The check engine warning light was illuminated. The vehicle was taken to a dealer where it was diagnosed and determined that the engine needed to be replaced. The vehicle was repaired; however, the failure persisted. The manufacturer was not notified of the failure. The failure mileage was approximately 64,813.

Filed Jun 8, 2026 · Engine · 100,000 miles · TX

The contact owns a 2018 Kia Sportage. The contact stated that while driving at an undisclosed speed, the Check Engine warning light illuminated. Additionally, the contact stated that the vehicle was experiencing excessive oil consumption, which resulted in spark plug fouling, and the vehicle exhibited an audible engine noise consistent with a potential engine failure. The vehicle was taken to an independent mechanic, where the spark plugs were serviced. The contact also reported multiple visits to the mechanic for oil additions. No further information was available. The manufacturer was not notified of the failure. The approximate failure mileage was 100,000.

Filed May 26, 2026 · Engine · CA · fire

1. Component or System Malfunction & Availability Component/System Failed: An unidentified component within the engine compartment failed, resulting in a sudden, catastrophic thermal event (engine fire). Odometer Reading: 100,415 miles at the time of the incident. Available for Inspection: No. The vehicle was completely destroyed by the fire and is a total loss. 2. Safety Risk Assessment The vehicle was being driven at highway speeds on a major freeway by my 21-year-old son, Brennan Font, when the incident occurred. The sudden presence of heavy smoke and intense heat entering the cabin while traveling at high speeds created an immediate, life-threatening hazard. This forced an emergency pullover on the shoulder of a busy freeway. Moments after exiting, the vehicle became fully engulfed in flames, presenting a severe risk of explosion and injury to the driver and passing motorists. 3. Verification & Third-Party Inspection Reproduced/Confirmed by Dealer: No, the sudden and destructive nature of the failure prevented any prior diagnostic testing. Inspected by Manufacturer/Authorities: The vehicle has not been inspected by the manufacturer. However, the incident was handled and documented on-scene by local authorities. A formal police report was filed by the Ventura Police Department (Report Number: 26-31369, responding officer: Officer Steinberger). 4. Warning Symptoms and Timeline There were no prior warning lamps, dashboard messages, check engine lights, or abnormal symptoms leading up to the failure. The onset of heavy smoke and heat was sudden and instantaneous. 5. Detailed Incident Description Brennan immediately steered the vehicle to the shoulder of the freeway. As soon as he brought the vehicle to a stop and attempted to park, open flames breached the hood of the car. He successfully exited the vehicle without injury and immediately dialed 911. The vehicle burned completely before the fire could be extinguished. Fortunately, no injuries were reported.

Filed May 26, 2026 · Engine · CA · fire

Component/System Failed: An unidentified component within the engine compartment failed, resulting in a sudden, catastrophic thermal event (engine fire). Odometer Reading: 100,415 miles at the time of the incident. Available for Inspection: No. The vehicle was completely destroyed by the fire and is a total loss. 2. Safety Risk Assessment The vehicle was being driven at highway speeds on a major freeway by my [XXX] [XXX [XXX] incident occurred. The sudden presence of heavy smoke and intense heat entering the cabin while traveling at high speeds created an immediate, life-threatening hazard. This forced an emergency pullover on the shoulder of a busy freeway. Moments after exiting, the vehicle became fully engulfed in flames, presenting a severe risk of explosion and injury to the driver and passing motorists. 3. Verification & Third-Party Inspection Reproduced/Confirmed by Dealer: No, the sudden and destructive nature of the failure prevented any prior diagnostic testing. Inspected by Manufacturer/Authorities: The vehicle has not been inspected by the manufacturer. However, the incident was handled and documented on-scene by local authorities. A formal police report was filed by the Ventura Police Department (Report Number: 26-31369, responding officer: Officer [XXX] ). [XXX] ymptoms and Timeline There were no prior warning lamps, dashboard messages, check engine lights, or abnormal symptoms leading up to the failure. The onset of heavy smoke and heat was sudden and instantaneous. 5. Detailed Incident Description [XXX] immediat [XXX] red the vehicle to the shoulder of the freeway. As soon as he brought the vehicle to a stop and attempted to park, open flames breached the hood of the car. He successfully exited the vehicle without injury and immediately dialed 911. The vehicle burned completely before the fire could be extinguished. Fortunately, no injuries were reported. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Feb 26, 2026 · Engine · IL

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 less then 130,000 miles on it and the shop said my piston is gone and my engine is bad.

Filed Jul 21, 2025 · Engine · MO

The engine has been consuming oil. When I brought it to the attention of the dealership the recommendation was to oil consumption test and also to clean the combustion chamber. On this car they lost a class action lawsuit for these engines consuming oil. They are using their faulty manufacturing processes to get more money out of consumers. The only way they said they would approve an engine replacement is to have the engine seize up while driving. This is unsafe for the driver and also for the other motorists. This would put the driver and other motorists at risk because the car can become uncontrollable and could cause an accident. The car has been inspected by a dealer multiple times and they said they would not replace it until the engine seizes. Also Kia corporate said the same thing even though they lost a class action lawsuit. The warning lights come on when the oil is low. Also check engine lights have been coming on for the oil issue. Kia should be replacing these faulty engines and the consumer should not have to pay for tests to be able to get the engine replaced that is under warranty.

Filed Jul 5, 2025 · Engine · PA

My 2018 Kia Sportage (VIN: [XXX] ) triggered a check engine light and entered limp mode. Diagnostic scan revealed DTC code P1326, which is associated with the Knock Sensor Detection System (KSDS) and often linked to engine bearing failure in many affected Kia models. This happened at approximately 120,000 miles while driving under normal conditions. The car now runs in reduced power mode, making it unsafe for highway use or commuting. I contacted my local dealership, who confirmed no recall or campaign was active, despite this being a widely known and reported safety defect in Kia’s 2.4L GDI engines. I am requesting the federal safety agency to investigate this issue further, as many Kia and Hyundai vehicles with this engine have experienced sudden failures due to this defect. Kia should extend warranty support or issue a recall to prevent dangerous engine shutdowns. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Jun 15, 2025 · Transmission · FL

I was riding on the highway at about 65 mph and then the check engine light came on, the car slowed down and lost power. Now when I take off I have to barely mash the gas to pick up speed, if I mash the gas pedal hard it barely moves and it loses speed and power going up a hill. I took the car to two different part store and had a reader hooked up and it said the power powertrain control module needs a reprogramming.

Filed Jun 4, 2025 · Engine, Lights · PA

My check engine light has been on for some time . It will go off for a day and a half and then come back on . I was told by one garage that it was the catalytic converter. I have 99,339 miles on . It was tuned up and the light had gone off until the next day . Runs good and body is in great shape . I’m disappointed with this since it’s not covered ! And my lights are not working , the garage said it was a bad connection .

Filed May 12, 2025 · Engine · LA

I had an oil change done because my engine oil level was showing low on the dipstick. I had just had an oil change about 2 months prior so it was not due but I thought that maybe there was an oil leak . On the way to my mechanic shop the check engine light came on so I had them to check it out. There were no visible oil leaks and they said they oil was extremely low. They did the full oil change and told me to bring it back 200 miles later to see if there was any oil lost. 200 miles later the car was down an entire quart of oil. My mechanic suggested I call Kia to advise them of the engine oil consumption issue. His words. I called Kia and was advised to bring it into the dealership for a diagnostic and consumption test. I am bringing it tomorrow morning but I don't know what will happen after that. I see the recall for other models with this same issue but not for my model.

Filed Mar 6, 2025 · Engine · MO

I am writing regarding the KIA recall #SC336. About 6 months ago I noticed my 2018 KIA Sportage w 139,000 started using a lil oil. Then 3 days ago it starting cutting out & ck engine light came on. I called mechanic & took it into his shop. He put a coder reader on it and it said, misfire on #2. He did a compression test and there was 0 pressure on #2 cylinder. He then took a camera and went down and there is a hole in #2 piston. He recommends a new engine. He had me call the KIA Customer Care # however, they basically told me the deadline for class action suit expired and I had no remedy with them. My car was not acting up at the end of said deadline so, why would I have filed a claim?! I seen this info on recall #SC336 as to oil consumption & no compression in '20-'23 Souls and Seltos. I have also seen several mechanics forums speaking about my year of Sportage with compression issues. I am a poor lady on disability and still owe $11,000 on this car w no extended warranty coverage. Is there anything I can do in order to get KIA to include my vehicle in an engine recall ? I have now obtained a loan for the $4,800 rebuilt engine I just purchased from Auto Zone! Thank you in advance for your attention to this matter.

Service bulletins that may apply

Related recalls

EngineReported December 19, 2018 · 71,653 vehicles affected
What is wrong
Kia Motors America (Kia) is recalling certain 2011-2017 Optima, 2012-2017 Sorento and 2011-2018 Sportage vehicles that previously received an engine replacement under recall number 17V‑224, warranty, or the Knock Sensor Detection System (KSDS) Product Improvement Campaign. The high pressure fuel pipe that connects to the fuel pump outlet may have been damaged, misaligned or improperly torqued during the engine replacement procedure, possibly causing a fuel leak.
Risk
A fuel leak in the presence of an ignition source can increase the risk of a fire.
Remedy
Kia has notified owners, and dealers will inspect and replace the fuel pipe, as necessary, free of charge. The recall began January 17, 2019. Owners may contact Kia customer service at 1‑800‑333‑4542. Kia's number for this recall is SC172.

Recall number 18V907000 · Recall details

Questions about the 2018 Kia Sportage check engine light

Is check engine light a common problem on the 2018 Kia Sportage?

27 of 166 owner complaints about the 2018 Kia Sportage (16%) mention check engine light. The model year with the most reports is 2012.

Is there a recall or service bulletin for this on the 2018 Kia Sportage?

There is 1 recall and 51 service bulletins for the same area of the car. Check them below with your VIN.

Other symptoms on the 2018 Kia Sportage

Engine failure 31Oil consumption 22Knocking 13Fire or smoke 12Loss of power 9Stalling 9Jerking 6Misfire 5Won't shift 5

All model years of the Kia Sportage

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