Hyundai Elantra HD: Theft-alarm stage
The alarm will be activated if any of the following occurs while the system is armed.
- A front or rear door is opened without using the ignition key or transmitter.
- The trunk lid is opened without using the ignition key or transmitter.
- The engine hood is opened.
The siren will sound and the hazard warning lights will blink continuously for 27 seconds, and repeat the alarm 3 times unless the system is disarmed. To turn off the system, unlock the doors with the ignition key or transmitter.
Withheld alarm
If the trunk lid is opened with the transmitter during the armed stage, the alarm will not be activated but the armed state will be maintained for the doors and hood.