Hyundai Sonata: Smart key

Hyundai Sonata YF 2011-2014 Owner's Manual / Features of your vehicle / Smart key

With a smart key, you can lock or unlock a door (and trunk) and even start the

With a smart key, you can lock or unlock a door (and trunk) and even start the engine without inserting the key.

The functions of buttons on a smart key are similar to the remote keyless entry. (Refer to the “Remote keyless entry” in this section.)

Immobilizer system

Your vehicle is equipped with an electronic engine immobilizer system to reduce the risk of unauthorized vehicle use. Your immobilizer system is comprised of a small transponder in the ignition key ...

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. Locking Using the door handle switch Pressing ...