2025 Kia K4 problems and complaints
Owners have filed 45 complaints with NHTSA about the 2025 Kia K4. The most-reported areas: Electrical System (12), Unknown Or Other (12), Lane Departure (7).
Key takeaways
- 45 owner complaints on file with NHTSA.
- 10 involve a crash, 0 a fire, 8 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 12 | 27% |
| Unknown Or Other | 12 | 27% |
| Lane Departure | 7 | 16% |
| Engine | 7 | 16% |
| Power Train | 7 | 16% |
| Air Bags | 6 | 13% |
| Forward Collision Avoidance | 6 | 13% |
| Steering | 5 | 11% |
| Vehicle Speed Control | 4 | 9% |
| Back Over Prevention | 3 | 7% |
| Wheels | 2 | 4% |
| Engine And Engine Cooling | 2 | 4% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2025 KIA K4 4 DR FWD | 5/5 | 4/5 | 5/5 | 5/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Wheels - filed 2026-08-23
The tpms system will stop working and display a message saying check tire pressure monitoring system. While this message is displayed i cannot see any tire pressures and presumably will not receive any warnings about tires losing pressure. It starts working again on its own at seemingly random intervals. The dealership...
Steering,lane Departure - filed 2026-07-29
I am submitting this complaint regarding a suspected safety defect involving a 2025 Kia K4. On XXX, the vehicle was involved in a single-vehicle crash in the Town of [XXX]. According to the driver, the vehicle unexpectedly steered off the roadway when the Lane Keeping Assist/Lane Centering steering system appeared to ...
Air Bags - filed 2026-07-27
Air bag did not deploy, yes High Risk Yes Yes No Hit a street sign. Went through radiator, bent frame in front on passenger side, busted windshield, punctured roof. Car is totaled
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More for the 2025 Kia K4
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.