Kia Optima: Power Train / Fuel Lines, Hoses and Connections

Kia Optima DL3 2019-2021 Service and Repair Manual / Maintenance / Power Train / Fuel Lines, Hoses and Connections

Repair procedures

Inspection

Visually check the fuel lines for cracks, leakage, loose connections, deformation or tank band looseness.

Exhaust System

Repair procedures Inspection 1. Visually check the pipes, hangers and connections for severe corrosion, leaks or damage. 2. Check for unusual ...

Spark Plug

Repair procedures Inspection [On vehicle inspection] 1. Accelerate the engine to about 3,000 rpm 3 times or more. 2. Remove the spark p ...

Other information:

Kia Optima DL3 2019-2021 Service and Repair Manual: Integrated Memory Seat (IMS) Switch

Schematic diagrams Connector and Terminal Function Repair procedures Removal When prying with a flat-tip screwdriver or use a prying trim tool, wrap it with protective tape, and apply protective ...

Kia Optima DL3 2019-2021 Owner's Manual: Light bulbs

Bulb replacement precaution Please keep extra bulbs on hand with appropriate wattage ratings in case of emergencies. Refer to “Bulb Wattage” in chapter 8. When changing lamps, first turn off the engine at a safe place, firmly apply the parking brake and detach the battery’s negative (-) t ...