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: Variable Charge Motion Actuator (VCMA)

Description and operation Description • The Variable Charge Motion Actuator (VCMA) is installed on the inlet of the intake manifold. • It consists of a DC motor which actuates the VCM valve and a position sensor which detects the pos ...

Kia Optima DL3 2019-2025 Owner's Manual: Folding the rear seat

The rear seatbacks may be folded to facilitate carrying long items or to increase the luggage capacity of the vehicle. WARNING - Folded Seatback The purpose of the fold-down rear seatbacks is to allow you to carry longer objects that could not otherwise be accommodated. Never allow a passe ...