Hyundai Sonata: Locking - Smart key - Features of your vehicle - Hyundai Sonata Owners ManualHyundai Sonata: Locking

Using the door handle switch

Pressing the button of the front outside door handles with all doors closed and any door unlock, locks all the doors. If all doors, trunk and engine hood are closed, the hazard warning lights will blink and the chime will sound once to indicate that all doors are locked.

However, if any door remains open, the doors won't lock and the chime will sound for 3 seconds. Close the door and try again to lock the doors.

If trunk lid or engine hood remains open, the hazard warning light and chime won't operate. After this, trunk lid and engine hood are closed, the hazard warning lights blink once.

The button will only operate when the smart key is within 28~40in. (0.7~1m) from the outside door handle.

If you want to make sure that a door has locked or not, you should check the door lock button inside the vehicle or pull the outside door handle.

Even though you press the outside door handle buttons, the doors will not lock and the chime will sound for 3 seconds if any of following occur:

• The smart key is in the vehicle.
• The ignition switch is in ACC or ON position.
• Any door except the trunk is open.

Using the button on the smart key

All doors are locked if the lock button(1) is pressed. If all doors, trunk and hood are closed, the hazard warning lights will blink and the chime will sound once to indicate that all doors are locked.

However, if any door, trunk or engine hood remains open, the hazard warning lights and the chime will not operate. If all doors, trunk and engine hood are closed after the lock button is pressed, the hazard warning lights blink.

    Smart key functions
    Carrying the smart key, you may lock and unlock the vehicle doors. Also, you may start the engine. Refer to the following, for more details. ...

    Unlocking
    Using the door handle switch Press the button of the driver’s outside door handle with all doors closed and locked, unlocks the driver’s door. The hazard warning lights will blink and the chi ...

    See also:

    Problems with the engine
    Problem Possible causes/consequences and - Solutions The engine does not start. The starter motor can be heard.  - There is a malfunction in the engine electronics. ...

    Range
    The remote key has a range of approximately 60 ft. (20 m) from the vehicle. NOTE Buildings or other obstacles may interfere with the function of the remote key. The vehicle can also be locked ...

    Headlights And Parking Lights
    Turn the end of the multifunction lever to the first detent for parking light operation. Turn to the second detent for headlight operation. Headlight Switch ...