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: Alternator

Description and operation Description The Alternator has eight built-in diodes, each rectifying AC current to DC current. Therefore, DC current appears at alternator "B" terminal. In addition, the charging voltage of this alternator is regulated by the battery voltage ...

Kia Optima DL3 2019-2025 Owner's Manual: Battery replacement

The transmitter uses a 3 volt lithium battery which will normally last for several years. When replacement is necessary, use the following procedure. 1. Insert a slim tool into the slot and gently pry open the transmitter center cover. 2. Replace the battery with a new battery (CR2032). When ...