Problems with the cooling with air dehumidification function
When you press the 
button, the
indicator lamp in the button flashes three
times or remains off. You can no longer switch
on the cooling with air dehumidification
function.
Consult a qualified specialist
workshop.
See also:
System self-test
If an adult occupant is properly sitting on the
passenger seat and the OCS classifies the
occupant as an adult, the indicator
lamp illuminates and goes out again after
approximately 6 seconds ...
Problems with the transmission
Problem
Possible causes/consequences and
Solutions
The transmission has problems shifting gear.
The transmission is losing oil.
Have the transmission checked at a qualif ...
Safety
The R-Class received a Good overall score — the highest rating possible — in
the Insurance Institute for Highway Safety's frontal-offset and side-impact
crash tests. It hadn't yet undergone IIHS' ...