Kia Optima: MAX A/C-Level (B, D, E)
To operate the MAX A/C, turn the temperature knob to extreme left. Air flow is directed toward the upper body and face. In this mode, the air conditioning and the recirculated air position will be selected automatically.

Instrument panel vents
The outlet vents can be opened or closed separately using the thumbwheel. Also, you can adjust the direction of air delivered from these vents using the vent control lever as shown.
Mode selection
Temperature controlIlluminated ignition switch
Whenever a front door is opened, the ignition switch will illuminate for your
convenience, provided the ignition switch is not in the ON position. The light will
go off immediately when the igni ...
Curtain Airbag (CAB) Module. Description and Operation
Description
Curtain airbags are installed inside the headliner (LH and RH) and protect the driver
and passenger from danger when side crash occurs. The SRSCM determines deployment
of curtain airb ...
Troubleshooting
Trouble Symptom Charts
Trouble Symptom 1
Trouble Symptom 2
Trouble symptom
Probable cause
Remedy
The set vehicle speed varies greatly ...