The device can obtain this information by using the following facilities:
› Traffic TP in the FM frequency range
» page 23 .
› TP in the DAB frequency range
› TMC traffic report with dynamic adjustment of the current route option
For the correct TMC function, the following conditions are required: The vehicle is within range of the FM RDS-TMC.
Adequate and uninterrupted signal reception of a traffic report station 1)
.
Current navigation data in the device.
Operation
TMC (Traffic Message Channel) is a digital data service emitted by the radio
station for continuous transmission of traffic information.
›
Press to display a list of traffic reports
Traffic report …/….
Touch one of the traffic report entries to display traffic report de-
tails » page 59 .
If a TMC traffic radio station is available for current location, the TMC traffic re-
ports are updated continuously in the background. The station you are listen-
ing to does not have to be a TMC station.
The reception of TMC traffic reports is always switched on and cannot be
turned off.
The accuracy of the dynamic route guidance depends on the transmitted traf-
fic reports. The radio stations broadcasting this information are responsible for
the content.
TMC traffic reports can only be evaluated and saved by the radio navigation
system when navigation data are available for the driven area.
Switch dynamic route on/off
›
In the Navigation main menu, press
→ Route options → Dynamic route .
Traffic reports influence dynamic route guidance by means of TMC reports
when the Dynamic route » page 44 function is switched on.
Dynamic route switched on
Information on traffic problems received via TMC which affect the route are
displayed in the map by means of a coloured symbol (e.g.,
,
,
, etc.). Traffic
problems, which do not affect the route, are displayed in the map by means of
a grey symbol. The direction in which a traffic problem is found, is displayed by
means of an arrow in the symbol.
Dynamic route switched off
You are not alerted to received traffic disruptions along your route and are gui-
ded through the traffic disruption by the radio navigation system. The traffic
reports are updated automatically in the unit and displayed by pressing the
button
.
If one of the announced traffic disruptions lies along your route, you can also
switch on the dynamic route guidance during the current route guidance or
block the route manually » page 58.
Note
Making a diversion from a traffic jam based on TMC traffic reports may not al-
ways offer a time advantage, e.g. if the diversion route is also congested.
Detailed traffic reports
After pressing the
button, a screen appears with the following informa-
tion:
■ All function key - Display of all traffic reports
■ Function key Route - Display of only the traffic reports on the current route
■ Map showing the traffic obstruction
■ Window with a description of traffic report:
■ Location of event location, accuracy depends on how up-to-date the navi-
gation data is
■ Description of up to three events related to the respective information
■ Description of the direction with respect to the event
■ Probable duration of the event
■ Additional information, such as probable delay time
■ Information line, which reports on the currency of the message and the
provider;
■ Symbol specifying the type of information
■ - zoom in window with described traffic obstruction
1)
For vehicles with disc antennas, if the discs are obscured with film or metal-coated stickers, you may ex-
perience interference.
59Navigation
