Hyundai Sonata: Smart key - Features of your vehicle - Hyundai Sonata Owners ManualHyundai Sonata: 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 (if equipped)
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. ...

See also:

Do not operate the engine within the tachometer's RED ZONE. This may cause severe engine damage.
Engine temperature gauge This gauge shows the temperature of the engine coolant when the ignition switch is ON. Do not continue driving with an overheated engine. If your vehicle overheats, re ...

Phonebook (phones without automatic phonebook download function)
NOTE: The Transfer Entry command is not available when the vehicle is moving. For phones that do not support automatic download of the phonebook (PBAP Bluetooth profile), the Phonebookcomma ...

Searching for contacts
Searching for contacts using the text wheel List of characters Switch between character entry modes (see the following table) Phone book (list of contacts) To search for or edit a contact ...