Hyundai Elantra Owners and Service Manuals

Hyundai Elantra: Smart Key System / Specifications

Hyundai Elantra (CN7) 2021-2025 Service Manual / Body Electrical System / Smart Key System / Specifications

Specifications
Smart Key Unit
Items
Specification
Rated voltage
DC 12V
Operating voltage
DC 9 - 16V
Operating temperature
-22°F to 167°F (-30°C to 75°C)
Load
Max. 4mA (When welcome light function off)

RF Receiver
Items
Specification
Frequency
433.92 Mhz
Antenna type
FSK (Frequency Shift Keying)

Smart Key Fob
Items
Specification
Battery
Lithium battery 3V 1EA
Distance
30m from vehicle, RF : 30m, Passive(LF) : 0.7m
Battery life
More than 2 years (10 times / a day)
   
•
An inappropriately disposed battery can be harmful to the environment and human health.
•
Dispose the battery according to your local law(s) or regulation.
Push buttons
3 (Door lock / unlock, Trunk)
Frequency(Rx)
125 kHz
Frequency(Tx)
433.92 MHz
Numbers
2EA

Antenna
Items
Specification
Rated voltage
DC 12V
Operating voltage
DC 9 - 16V
Operating temperature
-22°F to 167°F (-30°C to 75°C)
Frequency
125kHz
Numbers
Interior(2EA), Door(2EA), Bumper(1EA), Trunk(1EA)

    Components and components location

    Component Location (1)1. Smart key unit (IBU)2. Interior antenna 23. Door outside handle4. Interior antenna 15. BuzzerComponent Location (2)1. Trunk open switch2...

    Smart Key

    Repair procedures Smart KeySmart Key Code Saving1.Connect the DLC cable of Diagnostic tool to the data link connector (16 pins) in driver side crash pad lower panel, turn the power on Diagnostic tool...

    Other information:

    Hyundai Elantra (CN7) 2021-2025 Service Manual: Start/Stop Button


    Components and components location Component Repair procedures Removal1.Disconnect the negative(-) battery terminal.2.Remove the AVN Head unit.(Refer to Body Electrical System - "AVN(Audio Video Navigation) head unit")3.Loosen the mounting screws and remove the start/stop button (A)...

    Hyundai Elantra (CN7) 2021-2025 Service Manual: General information


    Basic Service SymbolsThere are five primary symbols used to complement illustrations. These symbols indicated the materials to be applied to parts during service. Symbol Meaning Do not reuse the part...

    Categories

    Steering wheel audio control

    The steering wheel audio control switches are installed for your convenience.

    NOTICE

    Do not operate audio remote control buttons simultaneously.

    VOLUME (VOL + / VOL -) (1)

    Move the VOLUME toggle switch up to increase volume. Move the VOLUME toggle switch down to decrease volume.

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