Kia Optima: Wiper blades
Climate control air filter
Blade inspectionInspection
Remove the overhead console lamp assembly then check for continuity between terminals.
If the continuity is not as specified, replace the map lamp switch.
...
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 ...
Disassembly
Identify MLA(Mechanical Lash Adjuster), valves, valve springs as they are
removed so that each item can be reinstalled in its origina ...