Kia Optima DL3: Power Train / Vapor Hose and Fuel Filler Cap

Repair procedures

Inspection

Vapor hose

1.

Check all the clamps for tightness and the connections for leakage.

2.

Visually check the vapor lines and hoses for cracks, leaks, loose connections, or deformation.

Fuel filler cap

1.

Visually check that the fuel tank cap assembly and gasket (A) are not deformed or damaged.

    Repair procedures Inspection Automatic Transaxle Fluid (ATF) Level Check    When checking the ATF level, be careful not to allow foreign substance (like dust) to enter through the filler hole.

    Other information:

    Kia Optima DL3 2019-2025 Service and Repair Manual: Washer Motor

    Repair procedures Inspection Washer Motor 1. With the washer motor connected to the reservoir tank, fill the reservoir tank with water.    Before filling the reservoir tank with water, check the filter for foreign mat

    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, and let the air conditioning work for a few minute

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