Kia Optima: ESC (Electronic Stability Control) System / Emergency Signal System

Kia Optima DL3 2019-2021 Service and Repair 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 1. Rear wheel speed sensor 2. Rear wheel speed sensor connector Repair procedures Remova ...

Body (Interior and Exterior)

Service data Service Data Items Specification Hood Type Rear hinged, gas lifter type Front Door ...

Other information:

Kia Optima DL3 2019-2021 Owner's Manual: Air intake control

The air intake control is used to select the outside (fresh) air position or recirculated air position. To change the air intake control position, press the control button. Recirculated air position With the recirculated air position selected, air from the passenger compartment will be dr ...

Kia Optima DL3 2019-2021 Owner's Manual: Air cleaner

Filter replacement The air filter must be replaced when necessary, and should not be washed. While inspecting the air clear element, the air filter can be cleaned using compressed air. 1. Pull out the air cleaner cover. 2. Unlock by turning the locking lever downward. 3. Pull the air ...