Hyundai Elantra (CN7): Warning and Indicator Lights / Turn Signal Indicator Light

This indicator light blinks:

When you operate the turn signal indicator stalk.

If any of the following occur, there may be a malfunction with the turn signal system.

-- The turn signal indicator light illuminates but does not blink
-- The turn signal indicator light blinks rapidly
-- The turn signal indicator light does not illuminate at all

If any of these conditions occur, have your vehicle inspected by an authorized HYUNDAI dealer.

    This indicator light illuminates for up to 30 seconds: When the vehicle detects the smart key in the vehicle with the Engine Start/Stop button in the ACC or ON position.

    This warning light illuminates: • When one of the exterior bulbs (headlamp, DRL, turn signal lamp, stop lamp, etc) is not operating properly. One of the bulbs may need to be replaced.

    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: Description and operation

    DescriptionThe immobilizer system will disable the vehicle unless the proper ignition key is used, in addition to the currently available anti-theft systems such as car alarms, the immobilizer system aims to drastically reduce the rate of auto theft.1.

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