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

Kia Optima DL3 2019-2025 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 2019-2025 Service and Repair Manual: Trunk Lid

Repair procedures Adjustment 1. Place the car on a flat surface and check whether the body and trunk lid are well-aligned. 2. After loosening the trunk lid hinge (A) mounting bolt, adjust the trunk lid by moving it up and down or from si ...

Kia Optima DL3 2019-2025 Service and Repair Manual: Identification Numbers

General information Identification Numbers Identification Number Description Vehicle Identification Number 1. World Manufacturer Identifier (WMI) - KNA : Passenger vehicle, MPV(Multipurpose Passenger Vehicle)/SUV(Sports Utility Vehicle)/RV(Recreatio ...