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:
Center console, upper section
Hazard warning lamps
ATA indicator lamp
indicator lamp
ESP®
Audio system/COMAND; see separate operating instructions
Seat heating
PARKTRONIC
...
External authorization
If COMAND does not detect your mobile
phone, this may be due to particular security
settings on your mobile phone. In this case,
you can test if your mobile phone can find
COMAND. The Bluetoot ...
Transfer case
This section is only valid for vehicles with 4-wheel drive (4MATIC). Power is
always
transmitted to both axles.
Performance tests may only be
carried
out on a 2-axle dynamometer. The brake
...