Kia Optima: Power Train / Exhaust System

Kia Optima DL3 2019-2024 Service and Repair Manual / Maintenance / Power Train / Exhaust System

Repair procedures

Inspection

1.	Visually check the pipes, hangers and connections for severe corrosion, leaks or damage.

2.	Check for unusual exhaust sounds or abnormal exhaust fumes.

Engine Oil and Filter

Repair procedures Inspection 1. Check the engine oil quality. Check the oil deterioration, entry of water, discoloring of thinning. If the quality is visibly poor, ...

Fuel Lines, Hoses and Connections

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

Other information:

Kia Optima DL3 2019-2024 Owner's Manual: Low aspect ratio tire

Low aspect ratio tires, whose aspect ratio is lower than 50, are provided for sporty looks. Because the low aspect ratio tires are optimized for handling and braking, it may be more uncomfortable to ride in and there is more noise compare with normal tires. CAUTION Because the sidewall of t ...

Kia Optima DL3 2019-2024 Service and Repair Manual: Intake Manifold

Components and components location Components 1. Intake manifold assembly 2. Intake manifold gasket 3. Electronic throttle body 4. Intake manifold stay Repair procedures Removal and Installation 1. Remove t ...