Fuel filler flap
The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or using KEYLESSGO.
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.
Example: Sedan
1. To open the fuel filler flap
2. To insert the fuel filler cap
3. Tire pressure table
4. Fuel type
See also:
Drive sensibly – save fuel
Observe the following tips to save fuel:
The tires should always be inflated
to the recommended tire pressure.
Remove unnecessary loads.
Remove roof racks when they are not
needed.
Warm up ...
Cleaning the exterior lighting
Clean the plastic lenses of the exterior lights with a wet sponge and
a mild cleaning agent, e.g. Mercedes-Benz car shampoo or cleaning cloths.
Only use cleaning agents or cleaning cloths ...
Low-beam headlamps (halogen headlamps)
Low-beam headlamps (halogen headlamps)
Switch off the lights.
Open the hood.
Turn housing cover 1
counter-clockwise and pull it out.
Turn bulb holder 2
counter-clockwise and pull it out. ...