Hyundai Elantra (CN7): Smart Key / Trunk opening & Panic button

Trunk opening

To open:

1. Make sure you have the smart key in your possession and either press inside the trunk emblem or press the Trunk Unlock button (3) on the smart key for more than one second.

2. Once the trunk is opened, the hazard warning lights will blink two times.

  • The trunk handle button will only operate when the smart key is within 28~40 inches (0.7 ~1 m) from the trunk handle.
  • Once the trunk is opened and then closed, the trunk will automatically lock.

Panic button

Press and hold the Panic button (4) for more than one second. The horn sounds and hazard warning lights flash for about 30 seconds. To cancel the panic mode, press any button on the smart key.

    1. Make sure you have the smart key in your possession. 2. Press the Door Unlock button (2) on the smart key, press the button on the front door handle or touch the door unlock sensor inside of the front door handle to unlock the doors.

    You can start the engine and turn on the climate system by pressing the remote start button (5) outside the vehicle. To start and stop engine remotely : 1.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Components and components location

    C

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Evaporator Core

    Repair procedures Replacement1.Disconnect the negative (-) battery terminal. 2.Remove the heater and blower assembly.(Refer to Heater - "Heater Unit") 3.Remove the heater core cover (A) after loosening the mounting screws.4.Pull out the evaporator core (A) from the heater unit.

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