Kia Optima DL3: 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 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.
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.
Other information:
Kia Optima DL3 2019-2026 Service and Repair Manual: Headlamps
Components and components location Component Location 1. Low beam 2. High beam 3. Daytime Running Light / Position lamp 4. Low assist beam 5. Turn signal lamp Schematic diagrams Connector and Terminal Function Connector Terminal Function
Kia Optima DL3 2019-2026 Service and Repair Manual: Power Windows
Components and components location Component Location 1. Power window main switch 2. Rear window main switch 3. Front power window motor 4. Rear power window motor Description and operation Description Power Window Safety Function When the driver or passenger p
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