Hyundai Elantra: Theft-alarm stage - Theft-alarm system (if equipped) - Features of your vehicle - Hyundai Elantra MD 2010-2018 Owners manualHyundai Elantra: Theft-alarm stage


The alarm will be activated if any of the following occurs while the system is armed.

  • A door is opened without using the transmitter (or smart key or mechanical key).
  • The trunk is opened without using the transmitter (or smart key).
  • The engine hood is opened.

The horn will sound and the hazard warning lights will blink continuously for approximately 30 seconds.The alarm will repeat once more unless the system is disarmed. To turn off the system, unlock the doors with the mechanical key or transmitter or smart key.

    Using the mechanical key
    Park the vehicle and stop the engine. Arm the system as described below. 1.Turn off the engine and remove the key from the ignition switch(if equipped). 2.Make sure that all doors, the engine hood a ...

    Opening the trunk with the alarm armed (if equipped)
    When the alarm is armed, the alarm will not sound if the trunk lid is opened with the transmitter (or smart key). Once the trunk is opened and then closed, the trunk will be locked automatically ...