YearToAvoid

2015 Kia Rio Engine Problems

NHTSA lists 29 engine-area complaints for the 2015 Kia Rio, 56% of all 52 complaints filed for the year. Eight of those complaints involved a fire, with a median failure mileage of 79,553. No related recalls are listed.

Engine complaints
29
56% of 52
Crashes reported
0
Fires reported
8
Injuries reported
1
Median mileage
79,553 mi
Related recalls
0

Typical engine symptoms owners report

  • Sudden loss of engine power while driving, sometimes with the accelerator pedal pressed and no response, followed by smoke or fire from the engine compartment.
  • Underhood fires reported at highway speeds, in some cases preceded by a popping sound, a knock sensor error, or flashing engine and battery warning lights.
  • Jerking, grinding noise, or a loud explosion under the hood while driving, in one case followed by the driver's head hitting the steering wheel.
  • Unexplained engine hesitation or brief stalling of 2-3 seconds, often when starting a turn from a stop.
  • Intermittent illumination of the check engine light with no stored error codes found during diagnostic checks.
  • Independent RPM surges and increased engine speed without driver input, requiring extra brake force to control.

When 2015 Kia Rio engine complaints were filed

First complaint Sep 28, 2015, latest Sep 17, 2025.

2015 Kia Rio engine complaints: complaints filed per month4Sep 2015Nov 2018Jun 2019Dec 2019Jul 2022Sep 2023Apr 2024Jan 2025
29 complaints filed with NHTSA from Sep 2015 to Sep 2025; peak Jun 2019 (4).

Engine recalls for the 2015 Kia Rio

No safety recalls on record for this model year.

Engine complaints by Rio model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 200519 (53%)
  2. 20069 (12%)
  3. 20073 (7%)
  4. 20087 (15%)
  5. 20099 (23%)
  6. 20105 (19%)
  7. 20119 (38%)
  8. 201229 (54%)
  9. 201359 (39%)
  10. 201425 (48%)
  11. 201529 (56%)
  12. 201642 (55%)
  13. 201711 (35%)
  14. 201816 (57%)
  15. 20197 (33%)
  16. 20205 (19%)
  17. 20212 (13%)
  18. 20221 (9%)
  19. 20233 (25%)

Frequently asked questions

How common are engine complaints for the 2015 Kia Rio?
NHTSA lists 29 engine-area complaints out of 52 total complaints for the 2015 Rio, which is 56% of all complaints filed for that model year.
Does the 2015 Kia Rio have an engine fire recall?
No related recalls are listed in NHTSA data for this component on the 2015 Rio, even though 8 of the engine-area complaints reported a fire.
At what mileage do 2015 Kia Rio engine problems typically show up?
The median mileage at failure among reported engine-area complaints is 79,553 miles.
Were there any injuries or crashes linked to these engine complaints?
NHTSA data shows 1 injury and 0 crashes among the engine-area complaints for the 2015 Kia Rio, alongside 8 reported fires.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.