Hyundai Tucson Owners & Service Manuals

Hyundai Tucson: How to Save/Delete the Digital Key (Card Key) / Starting the engine

A : Vehicle authentication pad (Wireless charging pad)

1. After placing your registered card key on the vehicle authentication pad (wireless charging pad), depress the brake pedal and press the Button Start ignition switch button.

2. After start-up, the digital key data will be automatically updated within 5 to 20 seconds. Remove the digital key (card key) from the pad.


  • If you do not place the digital key (card key) on the center of the vehicle authentication pad (wireless charging pad), the engine may not start. Remove the digital key (card key) and then try again.
  • If the digital key (card key) is near other NFC-enabled cards such as a transportation card or credit card, it may not be recognized. For more information, refer to the “Button Start Ignition Switch” section in Chapter 6.
  • Always remove the digital key (card key) from the vehicle authentication pad (wireless charging pad) after turning on the engine. If you place the card key on the wireless charging pad while driving, the digital key (card key) may malfunction.
    Locking/Unlocking the doors
    A : Door handle authentication pad, B : NFC Antenna To unlock: Place the digital key (card key) near the door handle authentication pad of the driver or passenger side door for about 2 sec ...

    Disabling Digital Key
    If you do not want to use the digital key (smartphone key and card key), disable the function temporarily. Have the smart key in the vehicle to change the settings. From the Settings menu, go ...

    Other information:

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    Hyundai Tucson (NX4) 2022-2024 Owner's Manual: Check Tire Pressure
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