In the vehicles listed above, the DIC (Driver Information Center) may briefly display the warning message "All-wheel drive off."
No error code is stored in the system.
There are several possible causes for this warning message appearing.
Software that responds too sensitively switches the all-wheel drive off.
The vehicle manufacturer has already addressed the issue.
An improved software version is available as an update at specialist garages from the end of 2013.
Important safety note
Not helpful at all