Closing
•► Replace the fuel filler cap and turn it clockwise. The fuel filler cap audibly engages.
•► Press the fuel filler flap closed until it engages audibly.
If you drive with the fuel filler cap open,
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
Close the fuel filler flap before locking the vehicle. A locking pin otherwise prevents the fuel filler flap from closing after the vehicle has been locked.
See also:
Important safety notes
Cruise control maintains a constant road
speed for you. It brakes automatically in order
to avoid exceeding the set speed. On long and
steep downhill gradients, especially if the
vehicle is la ...
Servicing the brakes
If the red brake warning lamp lights up in
the instrument cluster and you hear a
warning tone while the engine is running,
the brake fluid level may be too low.
Observe additional warning me ...
"Reverse parking" function
– Make sure that the rear view camera is
activated and that the "Reverse parking"
function is selected. See the separate
operating instructions for COMAND.
The lane and the guide line ...