Kia Optima: Power Train / Exhaust System

Kia Optima DL3 2019-2021 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 2019-2021 Owner's Manual: Automatic transmission operation

The automatic transmission has 6 forward speeds and one reverse speed. The individual speeds are selected automatically, depending on the position of the shift lever. ✽ NOTICE The first few shifts on a new vehicle, if the battery has been disconnected, may be somewhat abrupt. This is a norma ...

Kia Optima DL3 2019-2021 Owner's Manual: Cruise Indicator Light, Cruise SET Indicator Light

Cruise Indicator Light This indicator light illuminates: • When the cruise control system is enabled. ❈For more details, refer to “Cruise Control System” in chapter 5. Cruise SET Indicator Light This indicator light illuminates: • When the cruise control speed is set. ❈For mor ...