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RECALLROADTHE CAMPAIGN RECORD

MODEL-YEAR RECALL REPORT

2018 Kia Niro recalls

NHTSA's September 21, 2026 snapshot lists 3 safety recall campaigns for the 2018 Kia Niro, spanning 2 component groups. A model match does not confirm that a specific VIN is included.

Official source: NHTSA recall campaign file · Snapshot September 21, 2026

Distinct campaigns3not VIN-specific
Component groups2distinct top-level categories
Latest recordJuly 31, 2023report received
VIN resultNot checkeduse official lookup

01 / OFFICIAL CAMPAIGNS

2018 Kia Niro recall campaigns

The 2018 Kia Niro report contains 3 distinct NHTSA campaigns; the most recently received record is campaign 23V534000 dated July 31, 2023.
CAMPAIGN

NHTSA 23V534000

Component
POWER TRAIN
Report received
July 31, 2023
Potential units
121,411campaign-wide
Defect and consequence

Defect: 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.

Why it matters: A fire increases the risk of injury.

Remedy

Dealers will inspect and replace the hydraulic clutch actuator as necessary and install a new fuse, free of charge. Owner notification letters were mailed December 29, 2023. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC276.

Owner notification: December 29, 2023 · Filing manufacturer: Kia America, Inc.

CAMPAIGN

NHTSA 22V836000

Component
HYBRID PROPULSION SYSTEM
Report received
November 11, 2022
Potential units
27,030campaign-wide
Defect and consequence

Defect: 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.

Why it matters: Overheated rear seats increase the risk of a fire.

Remedy

Dealers will inspect the PRA and replace either the PRA or the Main Relay, as necessary, free of charge. Owner notification letters were mailed January 9, 2023. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC256. This recall supersedes NHTSA recall number 18V-666. Vehicles already repaired under the previous recall will need to have the new remedy completed.

Owner notification: January 9, 2023 · Filing manufacturer: Kia America, Inc.

CAMPAIGN

NHTSA 18V666000

Component
HYBRID PROPULSION SYSTEM
Report received
September 25, 2018
Potential units
27,030campaign-wide
Defect and consequence

Defect: 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.

Why it matters: The increased electrical resistance can overheat the rear seat which is above the PRA, increasing the risk of a fire.

Remedy

Kia will notify owners, and dealers will inspect the Power Relay Assembly (PRA) for damage. If no damage is found, the main relay will be replaced. If damage is found, the PRA will be replaced. These repairs will be performed free of charge. The recall began November 23, 2018. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC168.

Owner notification: November 23, 2018 · Filing manufacturer: Kia Motors America

02 / COMPONENT BREADTH

What defects are listed for the 2018 Kia Niro?

The most frequent component groups in 2018 Kia Niro campaign records are Hybrid Propulsion System (2), Power Train (1); these counts describe filed campaigns rather than observed failure rates.
Hybrid Propulsion System2
Power Train1

03 / MODEL-YEAR CONTEXT

How the 2018 Kia Niro compares across model years

RecallRoad publishes 2 model-year reports for the Kia Niro, spanning 2017–2018; each year keeps its NHTSA campaign count separate.
Open the complete Kia Niro model history →