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:
Lane Tracking package
General notes
The Lane Tracking package consists of Blind
Spot Assist and Lane Keeping
Assist ...
Activating/deactivating PRE-SAFE® Brake
PRE-SAFE® Brake is only available in vehicles
with DISTRONIC PLUS.
Press the
or
button on the
steering wheel to select the DriveAssist
menu.
Press
or
to select PRE-SAFE
Brake.
Pr ...
Call priority
When service calls are active, e.g. Roadside
Assistance or MB Info calls, an emergency
call can still be initiated. In this case, an
emergency call will take priority and override
all other ac ...

Solutions
Risk of explosion or
fire