2025 Kia K4 problems and complaints
Owners have filed 47 complaints with NHTSA about the 2025 Kia K4. The most-reported areas: Electrical System (14), Unknown Or Other (12), Power Train (8).
Key takeaways
- 47 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 | 14 | 30% |
| Unknown Or Other | 12 | 26% |
| Power Train | 8 | 17% |
| Air Bags | 7 | 15% |
| Forward Collision Avoidance | 7 | 15% |
| Lane Departure | 7 | 15% |
| Engine | 7 | 15% |
| Steering | 5 | 11% |
| Vehicle Speed Control | 4 | 9% |
| Fuel/Propulsion System | 3 | 6% |
| Back Over Prevention | 3 | 6% |
| Wheels | 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.
Power Train,electrical System,fuel/Propulsion System - filed 2026-10-12
I purchased my 2025 Kia K4 in March 2025. Approximately two months after purchasing the vehicle, around May 2025, I began experiencing serious and recurring safety issues. While driving, the vehicle intermittently loses acceleration and becomes unresponsive when I press the gas pedal. When this occurs, I have to pull ...
Electrical System,air Bags,forward Collision Avoidance - filed 2026-10-01
Check Driver Assistance System light came on. It wasn’t until driving at night that I realized the steering wheel had no power. The horn, buttons, and lights all did not work or function. This also caused all driver assistance settings to not work or function. With no power to the steering wheel, their is no way of kno...
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...
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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.