Opening/closing the fuel filler flap

1 To open the fuel filler flap
2 To insert the fuel filler cap
3 Fuel type to be used
4 Tire pressure table
The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or with 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.
Opening
■ Switch the engine off.
■ Remove the SmartKey from the ignition lock.
■ KEYLESS-GO: open the driver’s door.
This corresponds to key position 0: "key removed".
The driver’s door can be closed again.
■ Press the fuel filler flap in the direction of arrow 1.
The fuel filler flap swings up.
■ Turn the fuel filler flap counter-clockwise and remove it.
■ Insert the fuel filler cap into the holder bracket on the inside of filler flap 2.
■ Completely insert the filler neck of the fuel pump nozzle into the tank, attach and refuel.
■ Only fill the tank until the pump nozzle switches off.
Do not add any more fuel after the pump stops filling for the first time. Otherwise, fuel may leak out.
Closing
■ Replace the cap on the filler neck and turn clockwise until it engages audibly.
■ Close the fuel filler flap.
Close the fuel filler flap before locking the vehicle.
If you are driving with the fuel filler cap
open, the
reserve fuel warning lamp
flashes.
In addition, the
Check Engine
warning lamp may light up .
A message appears in the multifunction display .
For further information on warning and indicator lamps in the instrument cluster, see .
Maintenance menu
In the Serv menu, you have the following
options:
• call up display messages in message memory
• restart the tire pressure loss warning
system
• check the tire pressure electronic ...
Tires
GL 350 BlueTEC 4MATIC
All-weather tires
R 19
R 20
All-terrain tires
R 18
R 19
Winter tires
R 18
3 Use of snow chains not permitted. Observe the notes under "Snow chains".
...
Definition of terms for tires and
loading
Tire ply composition and material
used
Describes the number of plies or the number
of layers of rubber-coated fabric in the tire
tread and sidewall. These are made of steel,
nylon, polyester and ...