Your HYUNDAI uses a Smart Key, which you can use to lock or unlock a door (and trunk) and even start the engine.
1. Door Lock
2. Door Unlock
3. Trunk Open
4. Panic
Locking
To lock :
1. Close all doors, engine hood and trunk.
2. Either press the door handle button or press the Door Lock button (1) on the smart key.
3. The hazard warning lights will blink and the chime will sound once.
4. Make sure the doors are locked by checking the position of the door lock button inside the vehicle.
Information
The door handle button will only operate when the smart key is within 28~40 inches (0.7~1 m) from the outside door handle.
Even though you press the outside door handle button, the doors will not lock and the chime will sound for three seconds if any of the following occur:
WARNING
Do not leave the Smart Key in your vehicle with unsupervised children. Unattended children could press the Engine Start/ Stop button and may operate power windows or other controls, or even make the vehicle move, which could result in serious injury or death.
Unlocking
To unlock:
1. Carry the Smart Key.
2. Either press the driver's outside door handle button or press the Door Unlock button (2) on the smart key.
3. The driver's door will unlock. The hazard warning lights will blink two times.
If you press the driver's outside door handle button or Door Unlock button on the smart key again within four seconds, then all the doors will unlock.
Information
Trunk opening
To open:
1. Carry the smart key.
2. Either press the trunk handle button or press and hold the Trunk Unlock button (3) on the smart key for more than one second.
3. The hazard warning lights will blink two times.
Once the trunk is opened and then closed, the trunk will lock automatically.
Information
The trunk handle button will only operate when the smart key is within 28 inches (0.7 m) from the trunk handle.
Panic button
Press the Panic button (4) and hold for more than one second. The horn sounds and hazard warning lights blink for about 30 seconds. To cancel the panic mode, press any button on the Smart Key.
Hyundai Sonata LF 2014-2019 Owners Manual: System setting and activation
System setting
The driver can activate the AEB by placing the ignition switch to the ON position
and by selecting 'User Settings', 'Driving Assist', and 'AEB (Automatic Braking
System)'. The AEB deactivates, when the driver cancels the system setting.
The warning light illuminates on the LCD dis ...
Hyundai Sonata LF 2014-2019 Owners Manual: Welcome System
Welcome light
Door handle lamp
When all the doors (and trunk) are closed and locked, the door handle lamp will
come on for about 15 seconds if any of the below is performed.
When the door unlock button is pressed on the remote key or smart key.
When the button of the outside door handle is pres ...