Kia Optima: Power Train / Exhaust System

Kia Optima DL3 2019-2025 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 2019-2025 Service and Repair Manual: Brake Line

Components and components location Components 1. HECU flare nuts. 2. HECU to body mounting nuts. 3. Master cylinder to HECU flare nut. 4. Front brake line tube flare nut. 5. Front brake line to brake hose. 6. Rear brake line tube flare nut. ...

Kia Optima DL3 2019-2025 Owner's Manual: Air bag Warning Light, Seat Belt Warning Light

Air bag Warning Light This warning light illuminates: Once you set the ignition switch or Engine Start/Stop Button to the ON position. - It illuminates for approximately 6 seconds and then goes off. When there is a malfunction with the SRS. Recommend you have your vehicle inspected by ...