Kia Optima: Maintenance / Engine coolant

Kia Optima DL3 2019-2024 Owner's Manual / Maintenance / Engine coolant

The high-pressure cooling system has a reservoir filled with year round antifreeze coolant. The reservoir is filled at the factory.

Check the antifreeze protection and coolant level at least once a year: at the beginning of the winter season, and before traveling to a colder climate.

Checking the coolant level

Engine oil

Checking the engine oil level ■ THETA 2.4L - GDI 1. Be sure the vehicle is on level ground. 2. Start the engine and allow it to reach normal operating temperature. 3. Turn the engine off and w ...

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 ...

Other information:

Kia Optima DL3 2019-2024 Service and Repair Manual: Automatic Transaxle System

Components and components location Components 1. Transaxle Support Braket 5. Roll Rod Support Bracket 2. Driveshaft Assembly [RH] 6. Sub Frame 3. Driveshaft Assembly [LH] 7. Driveshaft Heat Protector ...

Kia Optima DL3 2019-2024 Service and Repair Manual: Ignition System

Description and operation Description Ignition timing is controlled by the electronic control ignition timing system. The standard reference ignition timing data for the engine operating conditions are pre-pro grammed in the memory of the ECM (Engine Control Module). The engine ...