Kia Optima DL3: Body Electrical System / Auto Lighting Control System

Kia Optima DL3 2019-2026 Service and Repair Manual / Body Electrical System / Auto Lighting Control System

Specifications

Items		Specifications
Rated voltage		DC +5 V
Load		Max. 1 mA (Relay load)
Illuminations (Lux)	100	0.76 ± 0.17 V
	200	1.30 ± 0.30 V

Components and components location

Components

1. Auto light sensor
2. Head lamps
3. Integrated central control unit (ICU)

4. Multifunction switch
5. Rear combination lamp
6. Integrated body control unit (IBU)

Description and operation

Description

•	This system uses an illumination sensor to automatically turn ON the tail lamp and head lamp based on the ambient light change in surrounding environment's.

•	It activates when the vehicle enters/exits tunnel, or when the illumination condition in surrounding environment changes due to rain, snow, or fog.

Auto Light Sensor

❮Body Electrical System

General information General Troubleshooting Information Before Troubleshooting 1. Check applicable fuses in the appropriate fuse/relay box.

Auto Light Sensor❯

Schematic diagrams Circuit Diagram Repair procedures Removal 1. Disconnect the negative battery terminal.

Other information:

Kia Optima DL3 2019-2026 Service and Repair Manual: Walk-in Switch

Components and components location Component Location 1. Walk-in switch Repair procedures Removal When prying with a flat-tip screwdriver or use a prying trim tool, wrap it with protective tape, and apply prote

Kia Optima DL3 2019-2026 Service and Repair Manual: Auto Defoging Actuator

Components and components location Components Location 1. Auto logging actuator Description and operation Description The auto defogging sensor is installed on front window glass. The sensor judges and sends signal if moisture occurs to blow out wind for defogging.