Mercedes-Benz R-Class Owner's Manual page 271

Practical advice
Display messages
Display messages
>
Compressor cooling
down
>
Malfunction
268
Possible cause/consequence
You have selected a higher vehicle level.
The compressor first needs to cool down
because of frequent level changes.
The rear axle level control* or AIR-
MATIC* has malfunctioned.
Possible solution
Drive as appropriate for the current vehicle
X
level.
Make sure that there is sufficient ground clear-
X
ance.
Allow the compressor to cool down.
X
Once the compressor has cooled down, the
message disappears. The vehicle then contin-
ues rising to the selected level.
Vehicles with rear axle level control*: do not
X
exceed a maximum speed of 80 km/h.
Vehicles with AIRMATIC*: drive as appropriate
X
for the current vehicle level, but no faster than
80 km/h.
Make sure that there is sufficient ground clear-
X
ance.
Have the vehicle checked at a qualified spe-
X
cialist workshop.
* optional