Hyundai Elantra MD/UD: Using the smart key (if equipped)
The system will be disarmed when the doors are unlocked by pressing the unlock button on the smart key or pressing the lock/unlock button of the front outside door handle with the smart key in your possession.
After unlocking the doors, the hazard warning lights and chime will operate twice to indicate that the system is disarmed.
After unlocking the doors, if any door is not opened within 30 seconds, the system will be rearmed.