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Home >> Hyundai >> 2025 >> Tucson Plug-In Hybrid Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 41 (Smart Key/Security System (Except HEV)) >> Smart Key System >> Description And Operation >> Main features of the smart systems >> Main Function >> Smart Key Warning

Smart Key Warning

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  1. When the vehicle moves below 1.8 mph (3 km/h) and ACC ON or IGN ON, and one or more doors are open, it searches inside the vehicle every 3 seconds, and the warning light flashes if the smart key is not inside the vehicle.
  2. With all doors closed, there are no more warnings if the smart key is retrieved only once.
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