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:

Rear window defroster switch
For more information about the rear window defroster switch, see Rear window and outside mirror defroster switch in the Instruments and controls section of this manual. ...

Readiness for inspection/maintenance (I/M) test
Due to legal requirements in some states and Canadian Provinces, your vehicle may be required to be in what is called the ready condition for an Inspection/Maintenance (I/M) test of the emission ...

Child safety locks
WARNING: You cannot open the doors frominside if you have put the child safetylocks on. Child safety locks Lock AUnlock B ...