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

Hyundai Elantra (CN7) 2021-2025 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)
–
Operation condition : In case of quick brake or operation of ABS above in a certain speed
–
Releasing condition : In case of stopping the quick brake or releasing the ABS operation
2.
Additional function (Blinking the turn signal)
–
Operation condition : In case of quick brake in low speed
–
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) 2021-2025 Service Manual: Components and components location

    C

    Hyundai Elantra (CN7) 2021-2025 Service Manual: PM Sensor

    Description and operation DiscriptionMonitor the air quality inside the vehicle in real time (PM sensor) and display the status on the screen.Automatically operate when fine dust concentration is high (Condition: Bet mode + A/C ON + 3rd speed or higher) Components and components location Components Location1.

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