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Home >> Hyundai >> 2025 >> Tucson Plug-In Hybrid SEL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 41 (Smart Key/Security System (Except HEV)) >> Data Connectivity Unit (DCU) >> Description And Operation >> System flowchart
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System flowchart

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G16984259Courtesy of HYUNDAI MOTOR AMERICA

Abbreviation

CCU: Central Communication Unit

DCU: Data Connectivity Unit ccNC: Connected Car Navigation Cockpit