Kia Optima: Windshield Wiper Blade ReplacementWhen the wipers no longer clean adequately, the blades may be worn or cracked, and require replacement.
✽ NOTICE
To prevent damage to the wiper blades, do not use gasoline, kerosene, paint thinner, or other solvents to clean them.
✽ NOTICE
To prevent damage to the wiper arms or other components, do not attempt to move the wipers manually.

1. Raise the wiper arm and turn the wiper blade assembly to expose the plastic locking clip. Compress the clip and slide the blade assembly downward; then lift it off the arm.

2. Firmly grasp the end of the rubber blade and pull until the tabs are free of the metal support.

3. Remove the metal retainers from the rubber blade and install them in the new rubber blade.
✽ NOTICE
Do not bend the metal retainers.

4. Carefully insert a new rubber blade and install the blade assembly.
Install the blade with the tabs facing towards the bottom of the wiper arm.
Windshield Wiper Blade Maintenance
BatteryInspection
1.
Check for the following items visually.
A.
Cracks or leakage of the canister
B.
Loose connection, distortion, or damage of
...
[CVVT System Mode]
(1) Low Speed / Low Load
(2) Part Load
(3) Low Speed / High Load
(4) High Speed / High Load
...
Inspection
Radiator Cap Testing
1.
Remove the radiator cap, wet
its seal with engine coolant, and then install it on a pressure tester.
2.
Apply a pressure of 93.16 ~ 122.58k ...