Activating/deactivating PRE-SAFE® Brake
PRE-SAFE® Brake is only available in vehicles with DISTRONIC PLUS.
•► Press the 
button on the
steering wheel to select the DriveAssist
menu.
•► Press 
to select PRE-SAFE
Brake.
•► Press 
.
The current selection is displayed.
•► To activate/deactivate: press
again.
When PRE-SAFE® Brake is
activated, the multifunction display shows
the 
symbol as long as the HOLD
function is not activated.
Vehicles with Parking Guidance: if
PARKTRONIC is activated and you are driving
at a speed under 22 mph (35 km/h) the
symbol for Parking Guidance is displayed
instead of the 
symbol.
See also:
Deactivating/activating PARKTRONIC
1 To deactivate/activate PARKTRONIC
2 Indicator lamp
If indicator lamp 2 lights up, PARKTRONIC is
deactivated.
PARKTRONIC is automatically activated
when you turn the SmartKey to position ...
Snow chains
For safety reasons, Mercedes-Benz
recommends that you only use snow chains
which have been specially approved for your
vehicle by Mercedes-Benz, or are of a
corresponding standard of quality.
...
Checking the coolant level
Only check the coolant level when the vehicle
is on a level surface and the engine has cooled
down.
– Turn the SmartKey to position
2 (Y page 139) in the ignition lock.
On vehicles with KEYLES ...