See also:

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. ...

Controls
Almost all functions can be operated in the same manner as they are in the front. Special features of operating the system in the rear are described here. ...

Lane information
On multi-lane roads, the recommended lanes are marked in the arrow view by a triangle. ▷ Solid triangle: best lane. ▷ Empty triangle: possible lane. However, another lane change may ...