Kia 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:
Underdrive Brake Control Solenoid Valve(UD/B_VFS). Description and Operation
Description
Underdrive brake control solenoid valve(UD/B_VFS) is attached to the valve body.
This variable force solenoid valve directly controls the hydraulic pressure inside
the underdrive brak ...
Tire Size Designation
A tire’s sidewall is marked with a tire size designation. You will need this
information when selecting replacement tires for your car. The following explains
what the letters and numbers in the t ...
Description
Continuous Variable Valve Timing (CVVT) system advances or
retards the valve timing of the intake and exhaust valve in accordance with
the ECM control signal which is calculated by the engine sp ...