BMW 128i Owner's Manual page 142

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Traffic bulletins that lie on the route are
always shown.
>
For your personal safety, it is not possible to
hide traffic bulletins that announce a poten-
tial hazard.
Route guidance with traffic bulletins
Semi-dynamic route guidance
With traffic bulletin reception switched on,
semi-dynamic route guidance is active.
The system takes into account the existing traf-
fic bulletins during route guidance. A message
is displayed as a function of the route, the traffic
bulletins, and the possible alternate routes. The
message displays the traffic bulletin and in the
event of a traffic obstruction, suggests an alter-
nate route. The difference in distance and time
between the original route and the alternate
route are also displayed.
Taking an alternate route:
"Detour"
With particular hazards, e.g. objects on the
roadway, a message is displayed without a pos-
sible alternate route.
It is also possible to take alternate routes can
also be taken if the traffic reports are accessed
via the list:
1. "Navigation"
2. "Map"
3. "Traffic Info"
4. "Detour information"
5. "Detour"
Dynamic destination guidance
The route is automatically changed in the event
of traffic obstructions.
> The system does not point out traffic
obstructions along the original route.
> Traffic bulletins will continue to be dis-
played on the map.
> Depending on the type of road and the
nature and length of the traffic obstruction,
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the route can also be calculated so that you
travel through the traffic obstruction.
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Certain hazards are displayed regardless of
the setting.
To activate dynamic route guidance:
1. "Navigation"
2. Open "Options".
3. "Dynamic guidance"