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February 10, 2026 Service bulletin

Dcu operationsoftware logic improvement (SA635)

Kia technical service bulletin TSB_ELE406_R1 for 2026 Kia Sportage, 2025 Kia EV6 and 2026 Kia Sportage Hybrid and others.

Bulletin number
TSB_ELE406_R1 (SA635)
Component
Electrical system
Summary
TECHNICAL SERVICE BULLETIN: SERVICE ACTION: DCU OPERATIONSOFTWARE LOGIC IMPROVEMENT (SA635) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information to improve the Data Connectivity Unit (DCU) performance on all 2026MYSportage and Sportage HEV/PHEV and 2025MY EV6 vehicles equipped with Kia Connect Services. The affected vehicles may encounter the following issues: Remote Start/Climate Control function not working, Vehicle Status on the Kia Access App not updating. and/or Connected routing not functioning properly.

Owners of these vehicles have filed 50 complaints in the electrical category.

Vehicles covered

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