Kia Optima: Front Radar System / Smart Cruise Control (SCC) Switch

Kia Optima DL3 2019-2021 Service and Repair Manual / Advanced Driver Assistance System (ADAS) / Front Radar System / Smart Cruise Control (SCC) Switch

Components and components location

Components

1. Left remote control switch (Audio + Bluetooth + Voice)

2. Right remote control switch (Trip + SCC + LFA)

Schematic diagrams

Circuit Diagram

Repair procedures

Removal

1.	Remove the steering wheel remote controller. [RH] (Refer to Body Electrical System - "Steering Wheel Remote Controller")

Installation

1.	Install in the reverse order of removal.

Inspection

Check for resistance between terminals in each switch position.

Switch	Connector terminal	Resistance (±3%)
Pause	2-6	610 Ω
Speed (Down)		910 Ω
Speed (Up)		1.38 kΩ
Cruise ON/OFF		2.13 kΩ
SCC		7.93 kΩ
Trip group	1-6	610 Ω
Trip (Up)		910 Ω
Trip (Down)		1.38 kΩ
Trip (OK)		2.13 kΩ
LFA		7.93 kΩ

Front Radar Unit

Specifications Specification Item Specification Power supply 12 V Operation voltage 9 - 16 V ...

Rear Corner Radar System

Components and components location Components 1. Cluster (User setting menu) 2. Rear corner radar 3. Rear corner radar indicator Descripti ...

Other information:

Kia Optima DL3 2019-2021 Service and Repair Manual: ESC (Electronic Stability Control) System

Components and components location Components 1. ESC control module (HECU) 2. Front wheel speed sensor 3. Rear wheel speed sensor 4. ABS warning lamp 5. Parking brake/ EBD warning lamp Description and operation Description of ESC ...

Kia Optima DL3 2019-2021 Service and Repair Manual: Wireless Power Charger (WPC)

Specifications Specifications Items Specification Operating voltage DC 9 - 16 V Operating temperature -22 to 167 °F (-30 to +75 °C) Dark current MAX. 1 mA ...