See also:

To Activate
Push the ON/OFF button. The Cruise Indicator light in the instrument cluster will illuminate. To turn the system off, push the ON/OFF button a second time. The Cruise Indicator light will turn off ...

Controls
(A): Air temperature knob (mixing hot and cold air); (B): Air recirculation on/off button; (C): Fan knob and climate control system on/off; (D): Air distribution knob. ...

“Temperature unit” (Temp. Unit)
To select temperature unit (°C or °F), proceed as follows: ...