To change the cruising speed

See also:

Windshield wiper and washer switches
The wiper operates only when the ignition switch is in the “ON” position. ...

Sun shade
Sun shade The sun shade can be slid forward or backward by hand while the moonroof is closed. If the moonroof is opened, the sun shade also moves back. ...

Temperature control dial
This dial regulates the temperature of airflow from the air outlets over a range from the blue side (cool) to red side (warm). ...