2020 Kia Niro: Reliability Data

Source: NHTSA — 41 complaints
41
Total Complaints
46,000mi
Median Mileage
ENGINE
Top Issue
4
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

30,000 25th Percentile
46,000 Median Mileage
62,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE
7
POWER TRAIN
7
UNKNOWN OR OTHER
7
ELECTRICAL SYSTEM
5
SERVICE BRAKES
2
FUEL/PROPULSION SYSTEM
2
AIR BAGS
2
BACK OVER PREVENTION
2
FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING
1
SEATS
1

Severity Assessment

4
Crashes
4
Fires
4
Injuries
0
Deaths

Sample Complaint Reports

"THE SERVICE ENGINE VALVE WITH "CHECK ACTIVE AIR FLAP SYSTEM" ERROR MESSAGE IS DISPLAYED. THE DIAGNOSTIC ERROR THAT COMES UP IS AAF - P059F. ACCORDING TO THE DEALER AIR COMPRESSION TEST WERE COMPLETED AND PROPERLY FUNCTIONING. I HAVE SUBMITTED 3 PICTURES WITH THE SAME ERROR MESSAGE CODE TO THE DE..."
"I was involved in a collision 11/2021. I had just left a stop sign and was starting to go when a semi hit my front end and spun my vehicle around. I do not understand why my air bags did not deploy and I feel like emergency braking did not work. I have had it work when someone get close to my bumpe..."
"I was involved in a collision 11/2021. I had just left a stop sign and was starting to go when a semi hit my front end and spun my vehicle around. I do not understand why my air bags did not deploy and I feel like emergency braking did not work. I have had it work when someone get close to my bumpe..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28