ProblemPossible causes/consequences andMSolutions
TheNavigationUnavailable Pleaserefer to the Opera‐tor's Manual.mes-
sage appears.
The multimedia system has an integrated hard drive on which the
digital map is stored.
To protect the integrated hard drive against damage, the multimedia
system deactivates it at very high and low temperatures. The naviga-
tion system will then be temporarily unavailable.
XLet the vehicle and the multimedia system heat up or cool down to a normal temperature.
XTo hide the message: switch the multimedia system off and then
on again.
ProblemPossible causes/consequences and MSolutions
A message informs you
that the data medium
containing the digital
map is incompatible with
the vehicle software.The data medium containing the digital map cannot be used for the
update.
XTo confirm the message: press the controller.
XRemove the data medium.
XHave the system database checked at an authorized Mercedes-
Benz Center.
ProblemPossible causes/consequences andMSolutions
The map software
update has failed.The data medium is dirty.
XClean the data medium.
XRestart the update.
The data medium is scratched.
XConsult an authorized Mercedes-Benz Center.
There is overheating due to excessive temperatures in the vehicle
interior.
XWait until the vehicle interior has cooled down.
XRestart the update.
The multimedia system's integral hard disk has been physically dam-
aged.
XConsult an authorized Mercedes-Benz Center.
ProblemPossible causes/consequences andMSolutions
The multimedia system
asks for an activation
code during the map
update.The digital map is secured with an activation code.
XConsult an authorized Mercedes-Benz Center.
Problems with the navigation system89
Navigation
Z
