2025 Kia EV6 fuel/propulsion system problems

10 owner complaints filed with NHTSA name the fuel/propulsion system on the 2025 Kia EV6 — 19% of all complaints for this model year.

Fuel/propulsion System complaints

19%

share of all complaints

—

median reported incident mileage

0 / 0

crash / fire reports

What owners report

“I own a 2025 Kia EV6 Wind RWD. At approximately 14,655 miles, the vehicle experienced a confirmed Integrated Charging Control Unit (ICCU) failure that resulted in loss of 12-volt charging and reduced motive power. On August 1, 2026, while reversing the vehicle, I heard a loud pop from underneath…”
filed Aug 14, 2026
“2025 KIA EV6 ICCU (part#36401 1XFD5) failed at 2,658 miles. Failure occurred when power was applied after reversing out of a parking space, switching to drive and applying power. No safety issues as vehicle remained controllable. Vehicle went into "limp" mode. Build date of vehicle is 6/20/2025…”
filed May 6, 2026

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

PRODUCT IMPROVEMENT CAMPAIGN: OWNER NOTIFICATION (PI2605) - This document is the owner notification advising that Kia is conducting a Product Improvement Campaign on certain 2025-2026 MY EV6 vehicles to upgrade the…
PI2605_OWNR · Other · issued Aug 29, 2026
PRODUCT IMPROVEMENT CAMPAIGN: QUESTION AND ANSWER (PI2605) - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Product Improvement Campaign PI2605.
PI2605_QA · Other · issued Aug 28, 2026
PRODUCT IMPROVEMENT CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (PI2605) - This document is the announcement to the dealer Parts and Service managers advising that Kia is conducting a Product Improvement Campaign on…
PI2605_DPSM · Other · issued Aug 28, 2026