If the Smart Key does not operate normally, you can lock or unlock the door by using the mechanical key.

Move the release lever in the direction of the arrow (1) and then remove the mechanical key (2). Insert the mechanical key into the key hole on the door.
To reinstall the mechanical key, put the key into the hole and push it until a click sound is heard.
Loss of a smart key
A maximum of two smart keys can be registered to a single vehicle. If you happen to lose your smart key, it is recommended that you should immediately take the vehicle and remaining key to your HYUNDAI authorised repairer or tow the vehicle, if necessary.
Tailgate unlocking To unlock: 1. Carry the smart key. 2. Either press the tailgate handle button or press the Tailgate Unlock button (3) on the smart key for more than one second.
The smart key may not work if any of the following occur: The smart key is close to a radio transmitter such as a radio station or an airport which can interfere with normal operation of the smart key.
Here are some important points if you decide to pull a trailer: Consider using a sway control.You can ask a trailer towbar dealer about sway control. Do not do any towing with your vehicle during its first 1,200 miles (2,000 km) in order to allow the engine to properly break in.
WARNING Performing maintenance work on a vehicle can be dangerous. If you lack sufficient knowledge and experience or the proper tools and equipment to do the work, we recommend that the system be serviced by a HYUNDAI authorised repairer.