2023 Kia EV6 electrical system problems
102 owner complaints filed with NHTSA name the electrical system on the 2023 Kia EV6 — 75% of all complaints for this model year.
What owners report
“ICCU failure. I charged overnight at my home L2 charging as usual. I backed out of my garage and heard a loud pop. Almost immediately an “check electrical” warning came up. The car went to turtle mode and then completely died. The car was towed and I was informed the ICCU needed to be replaced. The…”
filed Aug 19, 2026
“While driving southbound on the [XXX] in a rented 2023 Kia EV6 from The Hertz Corporation, picked up in [XXX] on XXX, the vehicle entered "Power Limited" mode without warning. The vehicle lost normal propulsion and decelerated from highway speed to a crawl, forcing 4-5 emergency stops onto the…”
filed Aug 14, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- High voltage battery cells may contain misaligned electrodes, which can lead to a fire…Campaign 26V431000 · Jul 2, 2026
- Integrated Charging Control Unit (ICCU) may become damaged and stop charging the 12-volt…Campaign 24V867000 · Nov 18, 2024
- Integrated Charging Control Unit (ICCU) may become damaged and stop charging the 12-Volt…Campaign 24V200000 · Mar 14, 2024
Related service bulletins
TECHNICAL SERVICE BULLETIN: INFOTAINMENT SYSTEM SOFTWARE UPDATE USING UPDATE.KIA.COM - This bulletin provides information and service procedures for updating the infotainment systems on applicable Kia vehicles using the…
TSB_ELE422 · Service Bulletin/Repair Instructions · issued May 28, 2026WARRANTY EXTENSION CAMPAIGN: TECHNICAL SERVICE BULLETIN: ICCU INSPECTION/REPLACEMENT (WTY044) - This bulletin provides information associated with the ‘Warranty Extension Program’ (WTY044) to inspect and, if necessary…
WTY044_TSB · Service Bulletin/Repair Instructions · issued Apr 23, 2026WARRANTY EXTENSION CAMPAIGN: REIMBURSEMENT FORM (WTY044) - This document is a Reimbursement Request form that was mailed with the customer letter advising them to submit the form if they had paid for repairs for this…
WTY044_REIMB · Warranty Program/Extension · issued Apr 21, 2026WARRANTY EXTENSION CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (WTY044) - This document is the announcement to the dealer Parts and Service managers advising that Kia is extending the New Vehicle Limited Warranty…
WTY044_DPSM · Warranty Program/Extension · issued Apr 21, 2026WARRANTY EXTENSION CAMPAIGN: DEALER PRINCIPAL MEMO (WTY044) - This document is the announcement to the dealer principals advising that Kia is extending the New Vehicle Limited Warranty coverage to all owners for certain…
WTY044_DP · Warranty Program/Extension · issued Apr 21, 2026
Electrical System problems in other EV6 years
| Year | Reports | Share |
|---|---|---|
| 2025 EV6 | 39 | 74% |
| 2024 EV6 | 52 | 70% |
| 2022 EV6 | 210 | 76% |
Other reported problem areas on the 2023 Kia EV6
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.