Mercedes-Benz 2013 M Class - Manual (Page 305)

Display messages Possible causes/consequences and M Solutions
Á
Compressor Is
Cooling
You have selected a higher vehicle level. The compressor first
needs to cool down because of frequent level changes.
X Drive in a manner appropriate for the current vehicle level.
X Make sure that there is sufficient ground clearance.
X Allow the compressor to cool down.
When the compressor has cooled down, the display message
disappears. The vehicle then continues rising to the selected
level.
Á
Malfunction
AIRMATIC is malfunctioning.
X Drive in a manner appropriate for the current vehicle level, but
no faster than 50 mph (80 km/h).
X Make sure that there is sufficient ground clearance.
X Have the vehicle checked at a qualified specialist workshop.
Á
Max. Speed 12 mph
You are exceeding the speed permissible for the selected off-road
level.
In addition, the vehicle level display appears between the vehicle
icon and the display message, and a warning tone sounds.
G
WARNING
The vehicle could tip and rollover.
There is a risk of an accident.
X Adjust your driving style to the altered handling characteristics.
X Only make slight steering movements and avoid fast steering
movements.
X Do not drive faster than 12 mph (20 km/h) until off-road level 2
has been reached.
ACTIVE CURVE
SYSTEM
Malfunctioning
The Active Curve System is faulty. The vehicle's handling
characteristics may be affected.
X Do not drive faster than 50 mph (80 km/h).
X Have the vehicle checked at a qualified specialist workshop.
Display messages
303
On-board computer and displays
Z