Smart key operation
1. Door locking
2. Door unlocking
3. Tailgate unlocking
With the smart key, you can lock or unlock a door and the tailgate, and start the engine without inserting the key.
The functions of the buttons on the smart key are similar to those of the keyless entry system. See "Keyless entry system" in this section.

With the smart key, you can lock and unlock the vehicle doors and the tailgate.
It is also possible to start the engine. For details, see the following.
Locking
1. Carry the smart key.
2. Close all doors.
3. Press the button on the outside door handle.
4. The hazard warning lights flash once (the hood and tailgate must be closed).
5. Make sure the doors are locked by pulling the outside door handle.
NOTE
- The button will only work when the smart key is within 0.7 m of the outside door handle.
- Even if the button on the outside door handle is pressed, the doors will not lock and the warning buzzer will sound for 3 seconds in the following cases:
- The smart key is inside the vehicle. - The engine start/stop button is in the ACC or ON position. - A door other than the tailgate is open.Unlocking
1. Carry the smart key.
2. Press the button on the front door outside handle.
3. All doors unlock and the hazard warning lights flash twice.
NOTE
- The button will only work when the smart key is within 0.7 m of the outside door handle.
- When the smart key is detected within 0.7 m of the front door outside handle, the doors can also be opened by other persons.
Tailgate unlocking
1. Carry the smart key.
2. Press the button on the tailgate handle.
3. The tailgate unlocks.
NOTE
- Once the tailgate has been opened and then closed, it will lock automatically.
- The button only works when the smart key is within 0.7 m of the tailgate handle.
Test yourself
A quick Hyundai i10 quiz: every answer comes with an explanation and a link to the manual page.