been switched on using the Start/Stop
button.
Applying automatically
Your vehicle's electric parking brake is
applied automatically if DISTRONIC PLUS
(vehicles with automatic transmission only)
or the HOLD function stops your vehicle or is
keeping your vehicle stationary. In addition,
at least one of the following conditions must
be fulfilled:
R the engine is switched off.
R the driver's door is open and the seat belt
is not fastened.
R the vehicle is stationary for a lengthy
period.
The red F (USA only) or ! (Canada
only) indicator lamp in the instrument cluster
lights up.
Releasing automatically
i The electric parking brake can only be
released automatically on vehicles with
automatic transmission.
Your vehicle's electric parking brake is
automatically released if all of the following
conditions are met:
R the engine is running.
R the transmission is in position D or R.
R the seat belt has been fastened.
R you depress the accelerator pedal.
If the transmission is in position R, the trunk
lid must be closed.
If your seat belt is not fastened, the following
conditions must be fulfilled to automatically
release the electric parking brake:
R the driver's door is closed.
R you have shifted out of position P or you
have previously driven faster than 2 mph
(3km/h).
Emergency braking
The vehicle can also be braked during an
emergency by using the electric parking
brake.
XWhile driving, push handle : of the electric
parking brake ( Y page 150).
i
The vehicle is braked as long as you keep
the handle of the electric parking brake
pressed. The longer the electric parking
brake handle is depressed, the greater the
braking force.
During braking:
R a warning tone sounds.
R the Please Release Parking Brake
message appears.
R the red F (USA only) or ! (Canada
only) indicator lamp in the instrument
cluster flashes.
When the vehicle has been braked to a
standstill, the electric parking brake is
engaged.
Parking the vehicle for a long period
If you leave the vehicle parked for longer than
four weeks, the battery may be damaged by
exhaustive discharge.
XConnect a trickle charger.
i You can obtain information about trickle
chargers from a qualified specialist
workshop.
If you leave the vehicle parked for longer than
six weeks, the vehicle may suffer damage as
a result of lack of use.
XVisit a qualified specialist workshop and
seek advice.Parking151Driving and parkingZ
Example
XTurn retaining screw ; counter-clockwise
and remove it.XRemove collapsible spare wheel :.
AMG vehicles
XAMG vehicles: loosen tensioning
straps : on both sides.XUnhook retaining spring hooks ; and =
tensioning strap : from the bracket.XRemove the bag with the collapsible spare
wheel.XOpen the bag and remove the collapsible
spare wheel.
For further information on changing a wheel
and mounting the spare wheel, see
( Y page 275).
Stowing a used collapsible spare wheel
Take the following steps to stow a used
collapsible spare wheel. Otherwise, the
collapsible spare wheel will not fit in the trunk
in the intended manner. Mercedes-Benz
recommends that you have this work carried
out at a qualified specialist workshop.
! Only place the collapsible spare wheel in
the vehicle when it is dry. Otherwise,
moisture may get into the vehicle.XUnscrew the valve cap from the valve.XIf possible, unscrew the valve insert from
the valve and release the air.
i Fully deflating the tire can take a few
minutes.
XScrew the valve insert back into the valve.XScrew the valve cap back on.XPull the protective sheet provided with the
spare wheel over the collapsible spare
wheel.XStow the collapsible spare wheel in the
emergency spare wheel well under the
trunk.XUse the retaining screw to pierce the
protective sheet and fasten the collapsible
spare wheel in place.XAMG vehicles: pull the bag over the
collapsible spare wheel and close it.XPlace the bag with the collapsible spare
wheel in the trunk.XHook in the retaining strap carabiners and
lash the collapsible spare wheel to the
bracket.
Flat tire
Preparing the vehicle
Your vehicle may be equipped with a
collapsible spare wheel or MOExtended tires
(tires with run-flat properties) ( Y page 281).
i Vehicle preparation is not necessary on
vehicles with MOExtended tires.
XStop the vehicle on solid, non-slippery and
level ground, as far away as possible from
traffic.XSwitch on the hazard warning lamps.Flat tire275Breakdown assistance
