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 2020 Kia Soul owners, lightly cleaned up (personal details are redacted by NHTSA).
The contact owns a 2020 Kia Soul. The contact stated that while driving at a very low speed, the vehicle's speed increased independently. No warning lights were illuminated. The contact stated that the failure occurred while the vehicle was being parked. The contact noticed an unusual sound, and the engine revved up. The contact stated that the vehicle was uncontrollable. The vehicle went across the street into the neighbor's yard. The vehicle crashed into the neighbor's rose bush and up onto the patio. The contact stated that the neighbor, who was seated on the patio, had been knocked out of the chair. In addition, the vehicle crashed into a wooden post. The neighbor was transported to the hospital by ambulance. A police report was filed; however, the information was unavailable. The neighbor's injuries were unknown. …
I was driving to work. 12 miles my oil leaked. A state trooper turned around when seeing flames and called the fire department and tow truck. I lost control of the car, nothing was working. I was only ever given one recall notice which I fixed 2 months after buying the car. The car also has issues with security. Only certain insurance companies will cover the car and their prices are higher. We took car to dealership . three months later I contact attorney general. The GM this started attacking us, denying anything happened etc. He should be fired for how he treats people. Reviews of their business show others have had issues. Kia corporate has always told us they r waiting on images yet this GM contacted them, told us to leave, and screamed he would charge us for every day it was on lot. So we had it towed the next day. Insured company will be doing their own I xpection. …
The contact owns a 2020 Kia Soul. The contact stated while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The contact stated that several unknown warning lights were illuminated. The contact heard a loud banging sound coming from the engine compartment. In addition, there was blue smoke entering the cabin of the vehicle with smoke coming from the exhaust pipes. The contact stated that the vehicle lost motive power in the middle of the road. The vehicle was coasted to the shoulder of the roadway. The vehicle was towed to an independent mechanic where it was diagnosed with engine failure. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The contact was advised to tow the vehicle to the dealer for assistance. …
The contact owns a 2020 Kia Soul. While the contact's daughter was driving at an undisclosed speed, the contact's daughter noticed an abnormally loud knocking sound coming from the vehicle. Additionally, there was smoke coming the exhaust and the vehicle was erratically shaking. No warning light was illuminated. The contact's uncle checked the oil pressure, and the engine low was extremely low. The contact arrived on the scene and added oil to the engine. The vehicle was driven to the contact's residence. The contact researched and identified an unrepaired recall repair under NHTSA Campaign Number: 21V259000 (Engine), which the contact stated was associated with the VIN. The vehicle was taken to the dealer where the vehicle was diagnosed with a fuel system failure. The dealer confirmed there were metal shavings in the oil pan. The contact was informed of a fuel system failure. …
The contact owns a 2020 Kia Soul. The contact stated that while her son was driving at approximately 35 MPH and going up a slight hill, the vehicle stalled. The contact's son said multiple unknown warnings illuminated. The son depressed the brake pedal and felt that it was very hard to depress. The son was able to restart the vehicle and continued on to his destination. The contact stated that the engine stalling failure had occurred once, however the failure of the brakes had occurred several times. The contact's son stated that when he was slowing the vehicle, as he was in reverse (R) backing out of a parking spot, he was unable to stop the vehicle using the brake pedal and had to use the emergency brake to stop. The son stated that another brake failure occurred as he was slowing for traffic. …
The contact owns a 2020 Kia Soul. The contact stated that while driving approximately 15 MPH, the engine started knocking on the passenger side of the vehicle underneath the hood. The contact accelerated to 45 MPH and continued driving. After refueling, while continuing to drive at 45 MPH, the vehicle suddenly lost engine power, and the vehicle started coasting. The vehicle was stopped, restarted, and the contact continued driving. A short while after restarting the vehicle, the failure reoccurred. The contact stopped the vehicle, waited, then restarted the vehicle a second time. The vehicle was driven to the destination. An image of an engine was displayed on the instrument panel, and the vehicle continued to make a knocking sound. The vehicle was towed to a certified mechanic, who diagnosed that the engine was failing and needed to be replaced. …
The contact owns a 2020 Kia Soul. The contact stated that while driving at an undisclosed speed, the vehicle stalled without warning while releasing the accelerator pedal. The vehicle restarted after each failure. The first dealer diagnosed the vehicle and retrieved DTC: P04100 (Camshaft Position Sensor A Circuit); however, the repair failed to fix the vehicle. The vehicle was taken to Hendrick Kia of Concord (7550 Hendrick Auto Plaza NW, Concord, NC 28027); and the technicians informed the contact that the vehicle was not properly repaired. The vehicle was returned to the first dealer, and the dealer failed to duplicate the failure. The dealer dismissed the contact's concern that the vehicle was consuming an excessive amount of engine oil. The contact was informed that adding one quart of oil per 1,000 miles was within normal operation of the vehicle. …
The contact owns a 2020 Kia Soul. The contact stated that the vehicle stalled and lost power while she was stopped at a traffic light. The oil pressure warning light and two other unknown warning lights were illuminated. The contact was able to restart the vehicle after several attempts. The vehicle was taken to the dealer who diagnosed that the crankshaft sensor needed to be replaced. The contact stated that the vehicle was not repaired, and the failure had been recurring while driving. The contact stated that the vehicle was taken back to the same dealer several times and the crankshaft sensor was replaced however, the failure persisted. The contact received notification of NHTSA Campaign Number: 21V259000 (Engine) however, the dealer informed the contact that the part for the recall repair was not yet available. …
The contact owns a 2020 Kia Soul. The contact stated that the vehicle had shut off on several occasions while driving in traffic or while stopped at a stoplight. The contact stated that while the air conditioning was activated, the engine made an abnormally loud thumping sound before the vehicle shut off. The contact was able to restart the vehicle after shifting to park; however, the vehicle hesitated after restarting. The contact activated the hazard lights while the vehicle was off in traffic. The contact stated that there were no visible leaks, and no warning lights were illuminated during the failure. The message "Shift to Park and Restart Engine" was displayed and flashing. Upon investigation, the contact discovered that the failure might be related to NHTSA Campaign Number: 21V259000 (Engine). The contact sought assistance from an independent mechanic, who was unable to assist. …
Appropriately April 2024, The engine service light came on at about 115,000 miles, followed by the 2020 Kia Soul X-line engine stopped running. I tried turning off the key and attempting to restart the car however it would start but for only a few seconds. After 5 or 6 tries to restart the car, I finally turned off the car, waited about 3 minutes and then restarted the car in as it continued to run. The check engine light remained on but I noticed that there was a drop in power when I tried to accelerate. Since then I have notice the engine check light go on and off several times. I recently brought my car in to have an oil change only to find out that there was no oil on the dipstick. I signed a form stating this and got the oil change completed. …
Related recalls
Engine
Kia Motors America (Kia) is recalling certain 2020-2021 Soul, and 2021 Seltos vehicles equipped with 2.0L Nu MPI engines. The piston oil rings may not have been properly heat-treated, which may result in engine damage.
Remedy: Kia will notify owners, and dealers will inspect and, if necessary, replace the engine, free of charge. In addition, Kia will deploy Piston Ring Noise Sensing System (PNSS) software. The recall began June 11, 2021.
NHTSA investigations
Loss of Motive Power
The National Highway Traffic Safety Administration (NHTSA) received a letter dated July 13, 2022, petitioning the Agency to initiate a safety defect investigation into loss of motive power allegations attributed to oil drain pan assembly failures on certain Hyundai Motor America, Inc. and Kia America, Inc. vehicles spanning Model Years (MY) 2005-2021.
Engine complaints in other Soul years
Frequently asked questions
How common are engine problems on the 2020 Kia Soul?
NHTSA has 251 complaints about the engine & cooling of the 2020 Kia Soul, 65% of the model year's 387 complaints. The component named most often is engine › crank/camshaft position sensor (1 mentions).
Is there a recall for 2020 Kia Soul engine problems?
Yes — NHTSA recall 21V-259 (engine, Apr 13, 2021). Recall repairs are free at authorized dealers.
At what mileage do 2020 Kia Soul engine problems start?
Half of the complaints with a recorded mileage happened before about 26,000 miles, and 48% before 25,000 miles.
Is it dangerous?
Owners linked 3 crashes, 6 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.