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.
1 To open the fuel filler flap
2 To insert the fuel filler cap
3 Fuel type
4 Tire pressure table
See also:
Important notes on use
To function properly, BlueTEC exhaust gas
aftertreatment must be operated with the
reducing agent DEF.
When the DEF supply has almost run out, the
Check Additive See Operator's
Manual message ...
Hydroplaning
If water has accumulated to a certain depth on the road surface, there is a danger
of hydroplaning occurring, even if:
you drive at low speeds.
the tires have adequate tread depth.
For this ...
Load index
Tire data is vehicle-specific
and may
deviate from the data in the example.
In addition to the load bearing index, load
index 1 may be imprinted after the letters
that identify speed ratin ...