Kia Optima: Seat Electrical / Ventilated and Heated Seat

Kia Optima DL3 2019-2024 Service and Repair Manual / Body Electrical System / Seat Electrical / Ventilated and Heated Seat

Schematic diagrams

Connector and Terminal Function

Pin	Function
Pin	Connector A	Connector B
1	Driver heater ground (-)	Driver blower speed (+)
2	Passenger heater ground (-)	-
3	Driver cushion heater power (+)	CAN (Low)
4	Driver back heater power (+)	CAN (High)
5	Passenger cushion heater power (+)	-
6	Passenger back heater power (+)	LIN
7	ECU (Ground)	Detent
8	ECU (Ground)	IGN1
9		Driver blower speed
10		Passenger blower speed
11		Illumination (-)
12		Driver NTC (-)
13		Passenger NTC (-)
14		-
15		-
16		-
17		-
18		-
19		-
20		IGN2
21		-
22		Driver NTC (+)
23		Passenger NTC (+)
24		-

Repair procedures

Removal

Ventilation Seat Unit

1.	Remove the heater unit. (Refer to Seat Electrical - "Heated Seats Only")

Ventilation Seat Blower

1.	Disconnect the negative battery terminal.

2.	Remove the front seat assembly. (Refer to Body - "Front Seat Assembly")

3.	Disconnect the ventilation seat blower connector (A).

4.	Remove the ventilation seat blower (B) by removing the clips.

Installation

1.	Install in the reverse order of removal.

Ventilated and Heated Seat Switch

Schematic diagrams Connector and Terminal Function [Front Seat] [Ventilation+Heater Type / Non-Heater Type] Pin Function Pin Fun ...

Lumbar Support System

Repair procedures Inspection 1. Remove the front seat back. (Refer to Body - "Front Seat Back Cover") 2. Disconnect the connector (A). ...

Other information:

Kia Optima DL3 2019-2024 Service and Repair Manual: Panorama Sunroof

Components and components location Component 1. Panorama sunroof deflector 2. Movable glass 3. Rear glass 4. Glass motor assembly 5. Roller blind motor assembly 6. Mechanism rail assembly Repair procedur ...

Kia Optima DL3 2019-2024 Owner's Manual: Back-up lamp bulb replacement

1. Open the trunk lid. 2. Loosen the retaining screw of the trunk lid cover and then remove the cover. 3. Remove the nuts from the vehicle. 4. Disconnect the rear combination lamp (inside) connector. 5. Remove the rear combination lamp (inside) assembly from the body of the vehicle. 6. ...