Kia Optima: Use high quality ethylene glycol 
coolant - Winter driving - Driving your vehicle - Kia Optima TF 2011-2026 Owners ManualKia Optima: Use high quality ethylene glycol coolant

Your vehicle is delivered with high quality ethylene glycol coolant in the cooling system. It is the only type of coolant that should be used because it helps prevent corrosion in the cooling system, lubricates the water pump and prevents freezing. Be sure to replace or replenish your coolant in accordance with the maintenance schedule in section 7. Before winter, have your coolant tested to assure that its freezing point is sufficient for the temperatures anticipated during the winter.

Winter driving
Severe weather conditions in the winter result in greater wear and other problems. To minimize the problems of winter driving, you should follow these suggestions: Snowy or Icy conditions To ...

Check battery and cables
Winter puts additional burdens on the battery system. Visually inspect the battery and cables as described in section 7. The level of charge in your battery can be checked by an authorized Kia ...

See also:

Explanation of scheduled maintenance items
Engine oil and filter The engine oil and filter should be changed at the intervals specified in the maintenance schedule. If the car is being driven in severe conditions, more frequent oil an ...

Installation
1. Install the multifunction switch. 2. Install the clock spring. 3. Install the steering column upper and lower shrouds. 4. Install the s ...

Valve Body. Components and Components Location
Components Location 1. PCV adjust screw 2. Solenoid valve 3. Oil temperature sensor 4. Accumulator 5. Low & reverse brake(LR/B) pressure flow hole 6. Under ...

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