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:
Body testing facility: the M-Class on the road simulator
A totally dependable body and chassis systems that can cope with high levels
of strain under even the most demanding conditions over hundreds of thousands of
kilometres are particularly indispensa ...
Checking the coolant level
Only check the coolant level when the vehicle
is on a level surface and the engine has cooled
down.
– Turn the SmartKey to position
2 (Y page 139) in the ignition lock.
On vehicles with KEYLES ...
Limited Warranty
Follow the instructions in this manual
about the proper operation of your vehicle
as well as about possible vehicle damage.
Damage to your vehicle that arises from
culpable contraventions again ...