2020 Kia Sportage engine problems
73 owner complaints filed with NHTSA name the engine on the 2020 Kia Sportage — 46% of all complaints for this model year.
What owners report
“Need an engine replaced for the infamous knocking of the motor from the previous class action but my model isn’t covered. Ridiculous to need a new engine on a less than 5 year old car”
filed Aug 13, 2026
“While driving on the expressway posted speed 65 was doing 70, left lane driving, suddenly my check engine light started flashing, my oil light came on and my vehicle started slowing down. Acceleration was not an option, causing hazardous conditions to have to put my hazards on and cross two lanes…”
filed Aug 13, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
VOLUNTARY EMISSIONS SERVICE CAMPAIGN: THETA II 2.4L GDI EMISSIONS: ECM LOGIC IMPROVEMENT (SC340 REVISION 5) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are…
SC340_TSB_R5 · Emissions · issued Apr 4, 2026TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: THETA II 2.4L GDI EMISSION SECM LOGIC IMPROVEMENT (SC340 REV 4) - This bulletin has been revised to include additional information. New/revised sections…
SC340_TSB_R4 · Emissions · issued Mar 6, 2026VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER NOTIFICATION (SC340 FLIGHT 103 / QL) - This document is the owner notification advising that Kia is conducting a Voluntary Emissions Service Campaign to improve the emissions…
SC340_OWNR_QL103 · Emissions · issued Dec 19, 2025TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: THETA II 2.4L GDI EMISSIONS ECM LOGIC IMPROVEMENT (SC340) - This bulletin has been revised to include additional information. New/revised sections of…
SC340_TSB_R3 · Service Bulletin/Repair Instructions · issued Dec 10, 2025
Engine problems in other Sportage years
| Year | Reports | Share |
|---|---|---|
| 2025 Sportage | 6 | 12% |
| 2024 Sportage | 9 | 13% |
| 2023 Sportage | 37 | 19% |
| 2022 Sportage | 21 | 46% |
| 2021 Sportage | 21 | 41% |
| 2019 Sportage | 36 | 51% |
| 2018 Sportage | 90 | 55% |
| 2017 Sportage | 219 | 55% |
| 2016 Sportage | 59 | 45% |
| 2015 Sportage | 84 | 58% |
| 2014 Sportage | 71 | 58% |
| 2013 Sportage | 301 | 79% |
Other reported problem areas on the 2020 Kia Sportage
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.