Fuel filler flap
The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or using KEYLESS-GO.
The position of the fuel filler cap is displayed
in the instrument cluster 
. The
arrow
next to the filling pump indicates the side of
the vehicle.
1 To open the fuel filler flap
2 To insert the fuel filler cap
3 Tire pressure table
4 Fuel type
See also:
Engine oil viscosity
Viscosity describes the flow characteristics
of a fluid. If an engine oil has a high viscosity,
this means that it is thick; a low viscosity
means that it is thin.
Select an engine oil with an ...
Cleaning the windows
WARNING
Before cleaning the windshield or wiper blades, switch off the windshield wipers
and remove the SmartKey from the ignition lock. On vehicles with KEYLESS-GO, press
the Start/Stop but ...
Detection of drowsiness based on 70 parameters as standard
Thanks to an innovative technology, the new Mercedes-Benz E-Class has
developed a highly sensitive means of monitoring its driver's attention level,
and warns him of drowsiness in good time. This ...