Fuel systemPart report

2019 Kia Niro EV Fuel system Problems

Complaints: 1about this part
Share: 5%of 19 total for the year
Median mileage: —not reported
Trend: Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the fuel system of the 2019 Kia Niro EV, 5% of the 19 complaints for this model year.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“My 2019 Kia Niro EV, with approximately 75,000 miles, continuously displays a “Refill inverter coolant” warning. While driving, the vehicle intermittently displays the turtle-shaped reduced-power warning and experiences a significant loss of acceleration. The vehicle does not respond normally to accelerator input. The condition sometimes clears after a period of driving, but when traveling uphill, the warning and reduced acceleration persist. …”

NHTSA complaint #11770708, filed 2026-10

Related service bulletins

11015367Mar 3, 2025TECHNICAL SERVICE BULLETIN: SERVICE ACTION: INVERTER COOLANT/DEBRIS FLUSHING/REPLACEMENT FOR CLUSTER MESSAGE “REFILL INVERTER COOLANT” (SA512) - This bulletin has been revised to…
10210264Apr 7, 2022TECHNICAL SERVICE BULLETIN: HIGH-VOLTAGE BATTERY ORDERING AND RETURN PROCEDURE - This bulletin has been revised to include additional information. New/revised sections of this…

Fuel system: other model years

Year	Complaints	Share of year
2023	3	20%
2022	3	9%
2020	3	16%
2019	1	5%

Other parts of the 2019 Kia Niro EV

Electrical system
8 complaints Transmission and drivetrain
8 complaints Brakes
3 complaints Engine
3 complaints Vehicle speed control
2 complaints Equipment
1 complaints Other or unknown
1 complaints Tires
1 complaints

← All problems reported for the 2019 Kia Niro EV

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology