Hyundai Elantra Owners and Service Manuals

Hyundai Elantra: Smart Key / Mechanical key

If the Smart Key does not operate normally, you can lock or unlock the driver’s door by using the mechanical key.

Press and hold the release button (1) and remove the mechanical key (2). Insert the mechanical key into the key hole on the door.

To reinstall the mechanical key, put the key into the hole and push it until a click sound is heard.

    Start-up

    You can start the engine without inserting the key. Information If the smart key is not moved for some time, the detection function for smart key operation will pause...

    Loss of a smart key & Smart key precautions

    Loss of a smart key A maximum of two Smart Keys can be registered to a single vehicle. If you happen to lose your smart key, you should immediately take the vehicle and remaining keys to your authorized HYUNDAI dealer or tow the vehicle, if necessary...

    Other information:

    Hyundai Elantra (CN7) 2021-2024 Service Manual: Troubleshooting


    TroubleshootingDiagnosis with Diagnostic tool1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).The diagnostic system (Diagnostic tool) provides the following information.1)Fault Code Searching : Checking failure and code number (DTC)2)Data Analysis : Checking the system input/output data state3)Actuation test : Checking the s..

    Hyundai Elantra (CN7) 2021-2024 Service Manual: Ignition Coil


    Description and operation DescriptionAn ignition coil is an induction coil in an engine's ignition system which transforms the battery's low voltage to the high voltage needed to create an electric spark in the spark plugs to ignite the fuel. Coils have an internal resistor while others rely on a resistor wire or an external resistor to limit the current flowing into the coil from the battery 1..

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    Tilting the sunroof

    Tilt the sunroof open:

    Push the sunroof control lever upward until the sunroof moves to the desired position.

    To close the sunroof:

    Press the sunroof lever forward until the sunroof moves to the desired position.

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