Kia Optima: Power Train / Exhaust System

Kia Optima DL3 2019-2023 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 2019-2023 Owner's Manual: Checking the coolant level

WARNING Removing radiator cap Never attempt to remove the radiator cap while the engine is operating or hot. Doing so might lead to cooling system and engine damage and could result in serious personal injury from escaping hot coolant or steam. Turn the engine off and wait until it cools ...

Kia Optima DL3 2019-2023 Service and Repair Manual: Front Seat Outer Shield Cover

Components and components location Component Location 1. Front seat outer shield cover Repair procedures Replacement • When removing with a ...