Which parts fail
Components named in complaints (service brakes, ABS, rotors and pads, parking brake).
Mileage when the problem started
Owner reports
Selected complaints filed with NHTSA by 2015 Kia Sorento owners, lightly cleaned up (personal details are redacted by NHTSA).
The contact owned a 2015 Kia Sorento. The contact stated that the vehicle was driven to a store, and when the vehicle was turned off, the contact saw smoke and fire coming from the hood. The contact went into the store to get a fire extinguisher and bystanders used their fire extinguishers and attempted to extinguish the fire. The Fire department extinguished the fire. There were no occupants in the vehicle. No injuries were sustained. The contact stated that all vehicles were moved away from the fire, however, one vehicle was not moved. The contact stated that the vehicle was not on fire and it was unknown if there was damage to the vehicle. There were no occupants in that vehicle. There was a fire department report filed. There was a police report filed. The vehicle was destroyed. The vehicle was towed to the contact's residence. …
The contact owns a 2015 Kia Sorento. The contact stated that his vehicle had burst in flames while parked in his drive way. The contact called the fire department, however he was able to extinguish the flames using hand held extinguishers. The contact stated that the damage was contained to the front end of the vehicle, the engine compartment, the fire wall and the passenger front side. The fire department issued a report. The contact had not taken the vehicle to a local dealer. The vehicle was not diagnosed and was not repaired. The contact stated that the vehicle was towed to an impound lot. The manufacturer was not informed of the failure. The contact had searched online and related the fire to NHTSA Campaign Number: 21V331000 (Service Brakes, Hydraulic) which was associated to his VIN. The failure mileage was approximately 155,000.
Motor shuts down completely disabling the car electronically. I lose my brakes and my steering. In February 2020, I almost died driving the vehicle the car engine seized while driving and was replaced by KIA. I never received an itemized bill from Dealership they stole the rental from my private driveway to and stole $5,000 and my belongings from the vehicle. One June 29.2021 I almost died again driving the car. The New Engine shuts down and I lose breaks and steering and hit an animal trying to get off the road for safety since I no longer have breaks to my vehicle. The animal ripped off my undercarriage and dented my radiator. The car was smoking and the engine would start and when driven 50 feet keep shutting down and locking no breaks no power no steering becoming a hazard to myself and others. …
The contact owns a 2015 Kia Sorento. The contact received notification of NHTSA Campaign Number: 21V331000 (Service Brakes, Hydraulic). The contact stated that while driving at an undisclosed speed, the ABS and oil warning lights illuminated. The vehicle then lost motive power. Upon inspection, the contact noticed there was no oil in the oil reservoir. The vehicle was taken to an independent mechanic and diagnosed with camshaft position sensor failure. The mechanic replaced camshaft position sensor; however, the failure recurred with a rattling sound coming from the vehicle. The vehicle was then towed to the dealer and diagnosed with engine damage and connecting rod failure. The dealer performed a Product Improvement Campaign: PI1802 (Knock Sensor Detection System - ECU Logic Improvement) software update. The contact was informed that the engine needed to be replaced. …
The contact owns a 2015 Kia Sorento. The contact stated while driving 30 MPH, the brakes and the steering wheel seized inadvertently, and the vehicle stalled. The contact was able to veer to the side of the road. The contact stated that she attempted to roll up the windows, but the vehicle failed to respond. The vehicle failed to restart after several attempts. The check engine warning light, ABS warning light, and other unknown warning lights were illuminated. The vehicle was towed to the residence, and then to a Triple A certified mechanic, where the battery and the alternator were replaced; however, the failure recurred. The dealer was notified of the failure and informed the contact that the failure was related to the electrical system; however, the vehicle was not diagnosed. …
The entire car failed as it caught fire. I wasn't able to break or put the car into park and it rolled to a stop while smoke was coming through the vents. Because of this, my passenger and I exited the vehicle and crossed the expressway while a highway patroller was directing traffic away from the car. Within 2 minutes the car was engulfed in flames. The car is not available for inspection as it was towed away and disposed of. The safety of myself and the passenger were at risk because the entire car broke out in flames and soon exploded. If we stayed in the car for any longer than we did, we would have died. UNKOWN. I do not believe that the vehicle has been inspected. The warning lights all turned on at exactly the same time, about 3-5 seconds before the car completely stopped.
The contact owns a 2015 Kia Sorento. The contact stated that while driving at various speeds, the vehicle overheated with the temperature gauge indicating that the engine was hot. The contact also stated that smoke was coming from the vehicle. The vehicle was taken to a dealer and was diagnosed with engine failure; the vehicle was no longer operable. The contact then received notification of NHTSA Campaign Number: 21V331000 (Service Brakes, Hydraulic) which she linked to the failure. The dealer and the manufacturer were notified of the issue and the contact was informed that the recall was not related to the engine failure. The vehicle was not repaired. The vehicle was towed back to the residence. The failure mileage was approximately 125,000.
The contact owns a 2015 Kia Sorento. The contact stated that while driving at an undisclosed speed, there was an abnormal knocking sound emanating from the engine compartment. No warning lights were illuminated. The vehicle was taken to the dealer, who was unable to duplicate the failure. The vehicle was not repaired. After investigating the failure, the contact related the failure to the remedy for NHTSA Campaign Number: 21V331000 (Service Brakes, Hydraulic); the VIN was included, and the vehicle was repaired. The manufacturer was notified of the failure, a case was opened, and the contact was referred to the NHTSA Hotline for assistance. The failure mileage was 68,000.
The contact owns a 2015 Kia Sorento. The contact stated while driving at an undisclosed speed, the vehicle lost motive power and stalled. The vehicle failed to restart after several attempts. The contact stated that several unknown warning lights were illuminated. The VIN was included in NHTSA Campaign Number: 21V331000 (Service Brakes, Hydraulic). The vehicle was towed to a local dealer, where it remained awaiting diagnostic test and repair. The manufacturer was made aware of the failure. The approximate failure mileage was 93,000.
The contact owns a 2015 Kia Sorento. The contact stated that while operating the vehicle, the ABS, parking brake, and check engine warning lights illuminated, and the instrument cluster gauges were inoperable. The vehicle was taken to the local dealer who diagnosed that a sensor was faulty and needed to be replaced. No further information was available. The vehicle was not repaired. The manufacturer was notified of the failure, but no assistance was offered. The VIN was not available. The failure mileage was 60,000.
Related recalls
Service brakes, hydraulic › Antilock/traction control/electronic limited slip › Control unit/module
Kia Motors America (Kia) is recalling certain 2013-2015 Optima and 2014-2015 Sorento vehicles previously recalled under recall 20V-519. Brake fluid may leak inside the Hydraulic Electronic Control Unit (HECU), possibly resulting in an electrical short.
Remedy: Owners are advised to park outside and away from other vehicles and structures until the recall repair is completed. Dealers will install a new multi-fuse, and inspect the HECU for leaks, replacing the HECU if…
Service brakes, hydraulic › Antilock/traction control/electronic limited slip › Control unit/module
Kia Motors America (Kia) is recalling certain 2013-2015 Optima and 2014-2015 Sorento vehicles. Brake fluid may leak inside the Hydraulic Electronic Control Unit (HECU), possibly resulting in an electrical short.
Remedy: Kia will notify owners, and dealers will inspect the HECU for leaking brake fluid and replace the HECU if necessary, free of charge.
NHTSA investigations
Hyundai and Kia ABS Module Fires
The Office of Defects Investigation (ODI) has received eight Hyundai Motor America (Hyundai) and eight Kia America, Inc. (Kia) Part 573 Recall Reports between 2016 and 2023. The combined 16 safety recalls all involve the antilock braking system (ABS) modules or Hydraulic Electronic Control Units (HECU) manufactured by the equipment supplier Mando.
Brake complaints in other Sorento years
Frequently asked questions
How common are brake problems on the 2015 Kia Sorento?
NHTSA has 37 complaints about the brakes of the 2015 Kia Sorento, 5% of the model year's 754 complaints. The component named most often is antilock › abs warning light (1 mentions).
Is there a recall for 2015 Kia Sorento brake problems?
Yes — NHTSA recall 21V-331 (control unit/module, May 10, 2021); NHTSA recall 20V-519 (control unit/module, Aug 27, 2020). Recall repairs are free at authorized dealers.
At what mileage do 2015 Kia Sorento brake problems start?
Half of the complaints with a recorded mileage happened before about 93,000 miles, and 6% before 25,000 miles.
Is it dangerous?
Owners linked 2 crashes, 5 fires and 3 injuries to brakes 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.