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:
Jump-starting
WARNING
Failure to follow these directions will cause damage to the electronic
components, and can lead
to a battery explosion and severe injury or death.
Never lean over batteries while con ...
Showing the distance display
This function is only available with
DISTRONIC PLUS.
•► Press the button on the
steering wheel to select the DriveAssist
menu.
•► Press the button to select
Distance Display.
...
Driving safety systems overview
In this section, you will find information about
the following driving safety systems:
• ABS (Anti-lock Braking System)
• BAS (Brake Assist System)
• BAS PLUS (Brake Assist System Plus)
• ESP® ( ...