Problems with fuel and the fuel tank
| Problem | Possible causes/consequences and
Solutions |
| Fuel is leaking from the vehicle. | Risk of explosion or
fireThe fuel line or the fuel tank is defective.
|
| The fuel filler flap cannot be opened. | The fuel filler flap is not unlocked. or The SmartKey battery is discharged. Unlock the vehicle using
the mechanical key. Open the trunk lid. Manually unlock the fuel
filler flap using the emergency release |
The fuel filler flap is unlocked, but the opening mechanism is
jammed. Consult a qualified
specialist workshop. |
See also:
Trailer towing
PARKTRONIC is deactivated for the rear area
when you establish an electrical connection
between your vehicle and a trailer.
Fold in the ball coupling if the trailer tow
hitch is not requir ...
Cleaning the headliner and carpets
– Headliner: use a soft brush or a cleaning
agent recommended and approved by
Mercedes-Benz to remove heavy soiling.
– Carpets: use the carpet and textile
cleaning agents recommended and
appr ...
Adjusting the head restraint height electrically
To adjust the head restraint
height: slide
the switch for head restraint adjustment
up or down in the direction of
the arrow. ...

Solutions
Risk of explosion or
fire