Kia Optima: Body Electrical System / Seat Electrical

Rear Glass Defogger Switch

Repair procedures Inspection 1. In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (KDS). The diagnostic system ( ...

Heated Seats Only

Components and components location Components Front Seat Heater 1. Front seat back heater 2. Front seat cushion heater 3. Front seat heater unit / v ...

Other information:

Kia Optima DL3 2019-2025 Service and Repair Manual: ESC OFF Switch

Description and operation Description 1. The ESC OFF switch is for the user to turn off the ESC system. 2. The ESC OFF lamp is on when ESC OFF switch is engaged. Repair procedures Removal 1. Disconnect the ...

Kia Optima DL3 2019-2025 Service and Repair Manual: Refrigerant Line

Components and components location Components Location 1. Suction & Liquid tube assembly 2. Discharge hose Repair procedures Replacement 1. If the compressor is marginally operable, run the engine at idle speed, ...