Hyundai Elantra (CN7): ESC (Electronic Stability Control) System / Emergency Signal System

Hyundai Elantra (CN7) 2021-2026 Service Manual / Brake System / ESC (Electronic Stability Control) System / Emergency Signal System

Description and operation

Description
Introduction of Quick Brake Warning System (ESS)
In case of quick brake by driver, the brake lamp or turn signal is blinked to warn against the vehicle at rear.

1.
Basic function (Blinking the brake lamp/emergency lamp)
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Operation condition : In case of quick brake or operation of ABS above in a certain speed
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Releasing condition : In case of stopping the quick brake or releasing the ABS operation
2.
Additional function (Blinking the turn signal)
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Operation condition : In case of quick brake in low speed
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Releasing condition : Releasing at the start of driving

System Configuration

ESS Circuit Diagram

    Components and components location Components[Rear torsion beam disc brake type]1. Rear wheel speed sensor2. Rear wheel speed sensor connector[Rear multi link disc brake type]1.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Turn Signal Lamp

    Repair procedures Removal1.Disconnect the negative (-) battery terminal.2.Remove the front bumper.(Refer to Body - "Front Bumper Cover")3.Remove the head lamp.4.Remove the bulb socket (A) and turn signal lamp bulb (B) from the lamp assembly.Replacement1.

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Rear View Monitor (RVM)

    Description and operation DescriptionRear view camera will activate when the backup light is ON with the ignition switch ON and the shift lever in the R position.This system is a supplemental system that shows behind the vehicle through the AV monitor or the ECM (Reverse Display Room Mirror) mirror while backing-up.

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