Which parts fail
Components named in complaints (engine, cooling system, oil leaks, timing chain, exhaust).
Mileage when the problem started
Owner reports
Selected complaints filed with NHTSA by 2017 Kia Soul owners, lightly cleaned up (personal details are redacted by NHTSA).
The contact owns a 2017 Kia Soul. The contact stated that while her friend was driving at an undisclosed speed, he heard an abnormal sound inside the vehicle then the vehicle started to decelerate without warning. The contact then stated that other drivers on the road alerted the contact's friend that a fire had ignited underneath the vehicle. No warning lights were illuminated. The contact's friend was able to pull the vehicle off the road and exit the vehicle. The local authorities were notified and extinguished the fire. No injuries were sustained. No medical attention was required. A police report was filed. The vehicle was towed to a collision lot where the technician diagnosed the vehicle that the engine failed and needed to be replaced. The vehicle was not repaired. …
The contact owned a 2017 Kia Soul. The contact stated that while driving at highway speeds, a cloud of black-colored smoke began to emit from the vehicle without warning. The contact attempted to stop the vehicle by depressing the brake pedal; however, the brakes failed to operate as needed. The contact used his emergency brake to stop and immediately exited the vehicle. Upon exiting the vehicle, the vehicle quickly caught fire; by the time the fire department arrived, the vehicle was incinerated. A fire report and police report were both filed, and no injuries were reported. The vehicle's remains were towed to an independent tow yard. The contact went to the unknown dealer where he was informed that there were no recalls on the vehicle. The manufacturer had yet to be notified of the failure. The vehicle was destroyed. The failure mileage was approximately 61,000.
The contact owns a 2017 Kia Soul. The contact stated while driving 60-65 MPH, the vehicle started pulling to the right. There was no warning light illuminated. The contact stated that she allowed the vehicle to pull to right lane as there was no traffic, and the vehicle struck the guard rail. The vehicle then stopped and made an abnormal banging sound. The vehicle was towed to a local Pep Boys, where it was diagnosed that there was a hole in the engine. The vehicle was then towed to an unknown dealer, where it was determined that the engine needed to be replaced. The dealer informed the contact that the vehicle was out of warranty and would be repaired out-of-pocket. The vehicle was not repaired. The manufacturer was notified of the failure, but no assistance was provided. The manufacturer was not notified of the failure. The failure mileage was 113,845.
The contact owned a 2017 Kia Soul. The contact stated while driving at approximately 70 MPH on the interstate, black smoke emanated from the engine compartment. The vehicle was steered to the side of the road and the flames of the vehicle grew larger. The contact exited the vehicle when suddenly it exploded. The low oil pressure, air bag, and ABS warning lights were illuminated. The fire department extinguished the fire. The police department was on the scene and confirmed that the fire department filed a report. There were no injuries sustained. The vehicle was towed to a tow lot where it was deemed destroyed. The manufacturer was notified of the failure. The failure mileage was 109,000.
The contact owned a 2017 Kia Soul. The contact stated that while driving at 40 MPH, the vehicle started to smoke under the hood. The contact noticed that there was a fire under the hood. The fire was extinguished by the fire department. A police report was filed. No warning light was illuminated. The vehicle was towed to a lot. The vehicle had not been diagnosed or repaired by an independent mechanic or dealer. The manufacturer was not made aware of the failure. The failure mileage was approximately 67,000. The VIN was not available.
The contact owned a 2017 Kia Soul. The contact stated that while driving at various speeds, an abnormal, knocking noise would emit from the engine without warning. The contact notified the dealer and they informed him that the knocking noise was normal vehicle operation. The contact then stated that while driving at 60 MPH as the knocking noise persisted, the noise grew increasing louder without warning. The contact looked out of his rearview mirror and saw a cloud of white smoke coming from underneath the vehicle. As he pulled over, he inspected the hood and saw flames encroaching towards the front driver's seat. The contact instructed his girlfriend to exit the vehicle, as he went back to retrieve a cell phone, he burned the hairs off both arms, and his right leg, as well as some hair on his head and face. …
I reported the issue yesterday, but we have additional information. Here is a timeline of the incident as recorded by the doorbell camera: 2026-05-03 085400 Car parked 101423 Car is already trying to start by itself 101713 Car still starting, starter slowing down 101734 Starter sounds overheated 101740 Starter slows to stop 101835 First visible smoke 102304 Neighbor notices 102338 I was notified 102452 Used extinguisher 102600 Fire out 102744 Called the fire department 103600 Fire department arrives shortly after I have camera videos showing much of the timeline. I cannot upload because they exceed the limits of this form. Well over an hour after the car was driven, the starter engaged. It ran for almost 4 minutes straight as far as I can tell. In the videos we have, you can hear it seize up from the heat. About a minute later, smoke is visible. …
The contact owns a 2017 Kia Soul. The contact received notification of NHTSA Campaign Number: 22V031000 (Air Bags); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact stated the vehicle was consuming one quart of oil every 2-3 days. The oil warning light was illuminated with an abnormal clacking sound coming from the engine. The dealer was contacted and claimed that the vehicle was repaired. The contact sought confirmation from the manufacturer and was informed that the vehicle was not repaired. The vehicle was taken to a certified mechanic who diagnosed the vehicle with engine failure and stated that the spark plug was fractured and was not properly installed. The contact was informed that the engine was only running on 2 cylinders and was running at 1 PSI. …
On 6/30/23 While exiting the highway and waiting at a traffic light he noticed smoke coming from the hood. As he proceeded through the intersection to pull over the dashboard lit up with many lights and then the power went out. He was able to coast to the side of the road. A Police Officer happened to be nearby and called the fire department. When they arrived and opened the hood the engine compartment was in flames. They put the fire out and then the car was towed to a storage yard. A claim was filed with the insurance who then had the car moved to the dealership for repairs. On 7/5/23 Upon arrival, the service advisor proceeded to do their normal intake, put the key in the ignition, and started the car which then burst into flames and became a total loss. …
The contact owns a 2017 Kia Soul. The contact stated while driving approximately 70 MPH, the vehicle started to decelerate. The contact depressed the accelerator and the vehicle stalled. The contact stated that several unknown warning lights were illuminated. The contact was able to safely guide the vehicle off the highway. The contact was unable to restart the vehicle. The contact had the vehicle towed to an independent mechanic where it was diagnosed that the catalytic converter had dislodged and detached from the exhaust causing a clog in the exhaust system. Additionally, the detached catalytic converter released hot exhaust against the fire wall causing the engine to stall. The vehicle was repaired. The vehicle continued to experience the failure. The contact later drove the vehicle to a dealer, where it was not yet diagnosed or repaired. …
Engine complaints in other Soul years
Frequently asked questions
How common are engine problems on the 2017 Kia Soul?
NHTSA has 198 complaints about the engine & cooling of the 2017 Kia Soul, 73% of the model year's 272 complaints. The component named most often is exhaust system › emission control › catalytic convertor (2 mentions).
Is there a recall for 2017 Kia Soul engine problems?
No. NHTSA lists no engine & cooling recall for the 2017 Kia Soul, though it has 1 recall for other components. If the problem is widespread, a repair may still be covered by an extended warranty or a manufacturer service bulletin — ask a dealer.
At what mileage do 2017 Kia Soul engine problems start?
Half of the complaints with a recorded mileage happened before about 83,000 miles, and 9% before 25,000 miles.
Is it dangerous?
Owners linked 1 crash, 12 fires and 3 injuries to engine & cooling problems on this model year. If you notice symptoms, have the car checked before driving further.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.