Problems with the navigation system
Problem | Possible causes/consequences and ![]() |
COMAND is unable to continue route guidance after the journey has been interrupted. | Route guidance is canceled if you interrupt the journey for more
than two hours. "Interrupting the journey" refers to stopping the vehicle and switching off COMAND. "Continuing route guidance" refers to switching COMAND back on and driving on. ![]() COMAND determines the vehicle's position. Depending on the driving situation, this may take some time. Route guidance may be restricted during the determination of the vehicle's location. When positioning is complete, route guidance is resumed with navigation announcements and route guidance displays. |
COMAND is unable to determine the vehicle's position. | COMAND has to redetermine the position of the vehicle if the
vehicle has been transported (e.g. by ferry, by motorail or after
towing).![]() COMAND determines the vehicle's position. Depending on the driving situation, this may take some time. Route guidance may be restricted during the determination of the vehicle's location. When positioning is complete, route guidance is resumed with navigation announcements and route guidance displays. |
The Navigation function unavailable message appears. | COMAND has an integrated hard drive on which the digital map is
stored. To protect the hard drive from damage, COMAND switches it off at very high temperatures. The navigation system will then be temporarily unavailable. ![]() ![]() |
If an area of the hard disk has a malfunction, COMAND can no
longer access the map data in this area, for example when
calculating a route.![]() The navigation system will be operational again until it has to access the faulty area of the hard drive once more. The message will then reappear. ![]() |
|
You see a message informing you that the DVD containing the digital map is incompatible with the system software. | The DVD containing the digital map cannot be used for the update.![]() ![]() ![]() ![]() |
The installation of the map software has failed. | The DVD is dirty or scratched.![]() ![]() |
There is overheating due to excessive temperatures in the vehicle
interior.![]() ![]() |
|
COMAND's integral hard drive is faulty.![]() |
See also:
Introduction
SRS consists of:
• the
SRS warning lamp
• air bags
• air bag control unit (with crash sensors)
• Emergency Tensioning Devices/belt
buckle tensioners
• belt force limiters
SRS reduces the ri ...
Opening/closing automatically from
inside
WARNING
Keep an eye on the area at the rear end of the
vehicle when operating the trunk lid/tailgate
with the remote operating switch on the door.
Monitor the entire closing procedure to
e ...
Automatic car wash
WARNING
Braking efficiency is reduced after washing
the vehicle. This could cause an accident. For
this reason, you must drive particularly
carefully after washing the vehicle until th ...