TSB ELE406 — Kia Service bulletin
ELE406 is a service bulletin on file with NHTSA for the Kia Sportage, 2026 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: DCU OPERATION SOFTWARE LOGIC IMPROVEMENT (SA635) - This bulletin provides information to improve the Data Connectivity Unit (DCU) performance on certain 2026MYSportage and 2025MY EV6 vehicles equipped with Kia Connect Services. The…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years ELE406 names
| Vehicle | Model years |
|---|---|
| Kia Sportage | 2026 |
Every document filed under ELE406
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| TSB_ELE406_R1 | February 10, 2026 | Service bulletin |
| TSB_ELE406 | December 24, 2025 | Service bulletin |
What ELE406 covers
Electrical — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB ELE406?
ELE406 is a service bulletin filed with NHTSA by Kia, covering the Kia Sportage across the 2026 model years. NHTSA's summary reads: TECHNICAL SERVICE BULLETIN: SERVICE ACTION: DCU OPERATION SOFTWARE LOGIC IMPROVEMENT (SA635) - This bulletin provides information to improve the Data Connectivity Unit (DCU) performance on certain 2026MYSportage and 2025MY EV6 vehicles equipped with Kia Connect Services. The…
Which vehicles does ELE406 cover?
NHTSA's file names Kia Sportage (2026). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB ELE406 a recall, and is the repair free?
No. ELE406 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of ELE406?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under ELE406, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under ELE406. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.