Close the windows and glass sunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption.
See also:
Locking
▷ Press the button. The doors are
locked.
▷ Press the lock button of a door. To prevent
you from being locked out, the opened driver's
door cannot be locked using the lock
button. ...
Environmental conditions
▷ Say the commands, numbers, and letters
smoothly and with normal volume, emphasis,
and speed.
▷ Always say commands in the language of
the voice activation system.
▷ When se ...
DTMF suffix dialing
DTMF suffix dialing can be used for gaining access
to network services or for controlling devices,
e.g., to make a remote inquiry of an answering
machine. The DTMF code is needed for this
purpose. ...