Kia over-the-air update OTA_ELE427_RELEASE_NOTES
What it saysOVER-THE-AIR: OVER-THE-AIR SOFTWARE UPDATE FOR COMMUNICATION CONTROL UNIT: This Over-the-Air (OTA)software update is designed to update the Communication Control Unit (CCU) logic of certain 2025 – 2026MY EV9 vehicles. NHTSA’s full summary ↓
Kia filed this with NHTSA as an over-the-air update dated Aug 11, 2026, received Aug 29, 2026, about the electrical system. It names 2 model years (2025–2026). An over-the-air update is not a safety recall — there is no NHTSA campaign number and no federal requirement — but it is usually work the manufacturer pays for on the vehicles it names; the dealer checks the VIN against the manufacturer’s list.
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What the bulletin says
Source: NHTSA's summary of the manufacturer's communicationOVER-THE-AIR: OVER-THE-AIR SOFTWARE UPDATE FOR COMMUNICATION CONTROL UNIT: This Over-the-Air (OTA)software update is designed to update the Communication Control Unit (CCU) logic of certain 2025 – 2026MY EV9 vehicles. This update is designed to improve the Communication Control Unit (CCU) logic to enhance charging-related messaging in the app.
Document filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| OTA_ELE427_RELEASE_NOTES | Over-the-air update | Aug 11, 2026 | 11036457 | PDF, 219 KB |
The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.
Model years it names
Source: as the manufacturer filed themA vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.
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What owners reported
Source: NHTSA complaint databaseOwners of the 2 model years this bulletin names have filed 49 complaints with NHTSA since 2015. 16 of them name Electrical System — the same broad component group this bulletin is filed under. NHTSA groups complaints coarsely, so that means the same area of the vehicle, not necessarily the same fault.
My 205 EV9 Wind with 24500 Miles left me stranded, the standard battery simbol that in ICE cards refers to the alternator, came on, I tried to get to the dealer about 20 miles in the way home, less that 3 miles after that the car lost power with just enough to move to the shoulder, I stopped, power the car off and tried turning it back…
2025 Kia EV9 · Electrical System · filed with NHTSA Oct 1, 2026 · ODI 11768404
I was sold a vehicle with a manufacturer defect. At purchase there was a loud wind noise coming from sunroof. I was promised a swift service department visit to realign the sunroof. At service visit ten days later the dealership replaced sunroof and threw electrical error codes B271100.
2026 Kia EV9 · Electrical System · filed with NHTSA Sep 10, 2026 · ODI 11763485
A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.
More bulletins about the electrical system
Source: same model, same component group41 other manufacturer communications filed against the Kia EV9 under the same component group (electrical system), newest first. The eight newest are listed; the rest are on the Kia list.
| Number | Kind | Dated | NHTSA’s summary |
|---|---|---|---|
| PI2601B | Other | Sep 1, 2026 | PRODUCT IMPROVEMENT CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (PI2601B) - This document is the announcement to the dealer Parts and Se… |
| TSB_ELE427 | Service bulletin | Aug 11, 2026 | TECHNICAL SERVICE BULLETIN: VEHICLE-TO-EVERYTHING (V2X) SOFTWARE UPGRADE - This bulletin provides information to install the Vehicle-to-Ever… |
| ELE413 | Over-the-air update | Jun 18, 2026 | RELEASE NOTES: OVER-THE-AIR: SOFWARE UPDATE FOR DATA CONNECTIVITY (ELE413) - This Over-the-Air (OTA) software update is designed to update t… |
| TSB_ELE422 | Service bulletin | May 28, 2026 | TECHNICAL SERVICE BULLETIN: INFOTAINMENT SYSTEM SOFTWARE UPDATE USING UPDATE. KIA. COM - This bulletin provides information and service proc… |
| TSB_ELE417 | Service bulletin | Apr 14, 2026 | TECHNICAL SERVICE BULLETIN: INFOTAINMENT SOFTWARE UPDATE PROCEDURE - This bulletin provides information on the process for downloading infot… |
| TSB_ELE413 | Service bulletin | Mar 20, 2026 | TECHNICAL SERVICE BULLETIN: DCU COMMUNICATION LOGIC IMPROVEMENT - This bulletin provides the procedure to upgrade the Data Connectivity Unit… |
| SC360 | Service campaign | Feb 6, 2026 | TECHNICAL SERVICE BULLETIN: VOLUNTARY SERVICE CAMPAIGN: EF31 CONNECTOR BRACKET REPLACEMENT (SC360) - This bulletin provides information on r… |
| MVSNOW | Other | Jan 15, 2026 | IMPORTANT REMINDER: REMOVAL OF SNOW/ICE BEFORE DRIVING YOUR EV9 IN WINTER CONDITIONS: OWNER NOTIFICATION (MVSNOW) - As part of Kia’s ongoing… |
Quote the number at the service desk. It is what the dealer’s system is keyed on.
Every manufacturer communication NHTSA holds for Kia, by the number printed on the letter.
Common questions
Source: NHTSA, 49 CFR 579.5Is Kia OTA_ELE427_RELEASE_NOTES a recall?
No. A over-the-air update is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.
Is the OTA_ELE427_RELEASE_NOTES repair free?
A over-the-air update is usually paid by the manufacturer on the vehicles it names, within the terms and time limit the document sets; the dealer checks the VIN against the manufacturer’s list.
Which vehicles does OTA_ELE427_RELEASE_NOTES cover?
The manufacturer filed it against 2 model years: 2026 Kia EV9, 2025 Kia EV9. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.