Hyundai Elantra: 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.

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

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

Rear Wheel Speed Sensor

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:

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Repair procedures InspectionGlass Antenna Test1.Wrap aluminum foil (A) around the tip of the tester probe (B) as shown.2.Touch one tester probe to the glass antenna terminal (A) and move the other tester probe along the antenna wires to check that continuity exists.Glass Antenna Repair • To make an effective repair, the broken section must be no longe..

Manual climate control system

To defog inside windshield

[A] : Type A, [B] : Type B

1. Select any fan speed except “0” position.

2. Select the desired temperature.

3. Select the or position.