Refrigerant of the air-conditioning system
The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant.
Never use refrigerant R 12 (CFC) or mineral lubricants. Otherwise, you could
damage the air-conditioning system.
See also:
Please bear the following in mind
At the onset of winter, have your vehicle
winterproofed at a qualified specialist
workshop, e.g. at an authorized Mercedes-
Benz Center.
Observe the notes in the "Changing a wheel"
...
Displaying service messages
Switch on the ignition.
Press
or
on the steering wheel
to select the Service menu.
Press
or
to select the ASSYST
PLUS submenu and press
to confirm.
The service due date a ...
Roadside Assistance button
► Open the stowage compartment under the
armrest.
► Press and hold Roadside Assistance
button 1 for more than two seconds.
This initiates a call to the Mercedes-Benz
Customer Assi ...