Stowing a used collapsible spare
wheel
! Only place the collapsible spare wheel in
the vehicle when it is dry. Otherwise,
moisture may get into the vehicle.
Take the following steps to stow a used
collapsible spare wheel. It will not otherwise
install into the spare wheel well. Mercedes-
Benz recommends that you have this work
performed at a qualified specialist workshop,
e.g. at an authorized Mercedes-Benz Center.
X Unscrew the valve cap from the valve.
X Use the back of the valve cap to unscrew
the valve insert from the valve and release
the air.
i Fully deflating the tires can take a few
minutes.
X Screw the valve insert back into the valve.
X Screw the valve cap back on.
X Remove the protective sheet from the
vehicle tool kit and pull it over the
collapsible spare wheel.
X Stow the collapsible spare wheel in the
emergency spare wheel well under the
trunk. Inflating the collapsible spare wheel
! Inflate the collapsible spare wheel using
the tire inflation compressor before
lowering the vehicle. The wheel rim could
otherwise be damaged.
! Do not operate the tire inflation
compressor for longer than eight minutes
at a time without a break. It may otherwise
overheat.
The tire inflation compressor can be
operated again once it has cooled down. X
Mount the collapsible spare wheel as
described (Y page 395).
The collapsible spare wheel must be
mounted before it is inflated.
X Pull connector ?and the air hose out of
the housing.
X Remove the cap from the valve on the
collapsible spare wheel.
X Screw union nut :on the air hose onto the
valve.
X Make sure on/off switch Aof the tire
inflation compressor is set to 0.
X Insert connector ?into the cigarette
lighter socket or into a 12 V socket in your
vehicle.
Observe the notes on the cigarette lighter
(Y page 319). Observe the notes on
sockets (Y page 320).
X Turn the SmartKey to position 1in the
ignition lock (Y page 159).
X Press on/off switch Aon the tire inflation
compressor to I.
The tire inflation compressor is switched
on. The tire is inflated. The tire pressure is
shown on pressure gauge =.
X Inflate the tire to the specified tire
pressure.
The specified tire pressure is printed on the
yellow label of the emergency spare wheel.
X When the specified tire pressure has been
reached, press on/off switch Aon the
electric air pump to 0.
The tire inflation compressor is switched
off. 412
Emergency spare wheelWheels and tires
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X
Turn the SmartKey to position 0in the
ignition lock.
X If the tire pressure is higher than the
specified pressure, press pressure release
button ;until the correct tire pressure has
been reached.
X Unscrew union nut :on the air hose from
the valve.
X Screw the valve cap onto the collapsible
spare wheel valve again.
X Stow plug ?and the air hose in the lower
section of the blower housing.
X Stow the tire inflation compressor in the
vehicle. Emergency spare wheel
413Wheels and tires Z
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