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 hard drive against damage, the multimedia system
deactivates it at very high and low temperatures. The navigation sys-
tem 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 onagain.
ProblemPossible causes/consequences and MSolutions
While the map is being
updated from an exter-
nal data medium, you
see a message informing
you that the data
medium containing the
digital map is incompati-
ble with the vehicle soft-
ware.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 system111
Navigation
Z
