Kia Optima: Maintenance / Chassis

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 li ...

Brake/Clutch Fluid

Repair procedures Inspection Check the brake fluid level in the brake fluid reservoir. The level should be between “MIN” and “MAX” marks on the side of the reservoir. Use ...

Other information:

Kia Optima DL3 2019-2025 Service and Repair Manual: Spark Plug

Description and operation Description A spark plug is a device for delivering electric current from an ignition system to the combustion chamber of a spark-ignition engine to ignite the compressed fuel/air mixture therein by means of an electric spark, while containing combustion p ...

Kia Optima DL3 2019-2025 Service and Repair Manual: Rear Corner Radar Unit

Specifications Specifications Item Specification Rated voltage 12 V Operating voltage 9 - 16 V Max. distance 70 m Quantity 2 units (Master 1 ...