Worst 2018 Kia Niro Problems
Top 3 most-reported issues with average mileage at failure.
ELECTRICAL SYSTEM
ENGINE
POWER TRAIN
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All Problems by Category
Every NHTSA complaint category for the 2018 Kia Niro.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| ELECTRICAL SYSTEM | 15 | 1 | — | 58,445 mi | |
| ENGINE | 15 | — | — | 66,060 mi | |
| POWER TRAIN | 15 | — | — | 64,382 mi | |
| UNKNOWN OR OTHER | 8 | 1 | — | 3,165 mi | |
| SERVICE BRAKES | 6 | 4 | — | 14,413 mi | |
| STRUCTURE:BODY | 3 | — | — | 7,268 mi | |
| VEHICLE SPEED CONTROL | 3 | — | — | 60,005 mi | |
| EXTERIOR LIGHTING | 2 | — | — | — | |
| FUEL/PROPULSION SYSTEM | 2 | — | — | — | |
| AIR BAGS | 1 | — | — | — | |
| ENGINE AND ENGINE COOLING | 1 | — | — | 74,000 mi | |
| SEATS | 1 | — | — | — |
Search Owner Complaints
Read what owners actually reported to NHTSA for the 2018 Kia Niro. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
Recalls for 2018 Kia Niro
5 NHTSA recall campaigns affecting ~418,293 vehicles.
Kia America, Inc. (Kia) is recalling certain 2017-2022 Niro and 2018-2022 Niro Plug-in Hybrid vehicles. Fluid may leak into the printed circuit board inside the hydraulic clutch actuator, which can result in an engine compartment fire.
Kia America, Inc. (Kia) is recalling certain 2017-2022 Niro and 2018-2022 Niro Plug-in Hybrid vehicles. Fluid may leak into the printed circuit board inside the hydraulic clutch actuator, which can result in an engine compartment fire.
Kia America, Inc. (Kia) is recalling certain 2017-2022 Niro and 2018-2022 Niro Plug-in Hybrid vehicles. Fluid may leak into the printed circuit board inside the hydraulic clutch actuator, which can result in an engine compartment fire.
Kia Motors America (Kia) is recalling certain 2017-2018 Kia Niro hybrid electric vehicles previously recalled under recall 18V-666. The Main Relay within the Power Relay Assembly (PRA) may have inadequate connections between its contacts, causing increased electrical resistance, which can overheat the rear seats.
Kia Motors America (Kia) is recalling certain 2017-2018 Kia Niro hybrid electric vehicles. The Main Relay within the Power Relay Assembly (PRA) may have inadequate connections between its contacts, causing increased electrical resistance.
Other Kia Niro Years
Wider context: See the full Kia Niro reliability report with year-by-year comparison and generation analysis.
Check Your Specific 2018 Kia Niro
Real owner complaints tell you about the model. The VIN tells you about your specific car — accidents, title issues, odometer fraud.
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