Radiator
Vehicles with a diesel engine: do not cover the radiator, for example with a winter front or bug cover. Otherwise, the readings of the on-board-diagnostic system may be inaccurate. Some of these readings are required by law and must be accurate at all times.
See also:
Cleaning the seat covers
Do not use microfiber cloths to
clean
genuine leather, artificial leather or
Alcantara® covers. If used often, these can
damage the cover.
Observe the following when
cleaning:
• clean ge ...
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 ...
Problems with the SmartKey
Problem
Possible causes/consequences and Solutions
You cannot lock or
unlock the vehicle
using the SmartKey.
The SmartKey battery is discharged or nearly discharged ...