Kia Optima DL3: Button Engine Start System / Start/Stop Button

Kia Optima DL3 2019-2026 Service and Repair Manual / Body Electrical System / Button Engine Start System / Start/Stop Button

Schematic diagrams

Connector and Terminal function

Repair procedures

Removal

1.	Disconnect the negative battery terminal.

2.	Remove the crash pad garnish [RH]. (Refer to Body - "Crash Pad Garnish")

3.	Remove the center air vent garnish (A) by loosening the mounting screws.

4.	Disconnect the start/stop button connector (A) and hazard lamp switch connector (B).

5.	Remove the start/stop button (A) by loosening the mounting screws.

Installation

1.	Install in the reverse order of removal.

❮Button Engine Start System

Components and components location Components (1) 1. Integrated body control unit (IBU) 2. Interior antenna 1 3.

ESCL(Electronic Steering Column Lock)❯

Schematic diagrams Connector and Terminal funciton Repair procedures Removal 1. Disconnect the negative battery terminal.

Other information:

Kia Optima DL3 2019-2026 Service and Repair Manual: Integrated Body Control Unit (IBU)

Components and components location Component Location 1. Integrated Body Control Unit (IBU) Schematic diagrams Connector and Terminal Function [Non-Smart key] Pin Function Connector A Connector B

Kia Optima DL3 2019-2026 Service and Repair Manual: Photo Sensor