Hyundai Elantra: Smart key immobilizer system - Smart key (if equipped) - Features of your vehicle - Hyundai Elantra MD 2010-2018 Owners manualHyundai Elantra: Smart key 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 smart key and electronic devices inside the vehicle.

With the immobilizer system, whenever you turn the engine start/stop button to the ON position by pressing the button while carrying the smart key, it checks and determines and verifies if the smart key is valid or not.

If the key is determined to be valid, the engine will start.

If the key is determined to be invalid, the engine will not start.

Smart key precautions
The smart key will 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 th ...

To deactivate the immobilizer system:
Turn the engine start/stop button to the ON position by pressing the button while carrying the smart key. ...