Mercedes-Benz 2010 M-Class Operator's Manual page 324

Flat tire
322
Version 2
X
Version 1 only: Open flap C on the
electric air pump.
X
Pull plug ? and air hose A out of the pump
housing.
X
Screw the air pump's air hose A onto
flange B of TIREFIT container :.
X
Stick TIREFIT container : upside down
into notch ; of the electric air pump.
Example illustration
X
Unscrew the valve cap of the damaged tire
from tire valve E.
Version 1
X
Version 1 only: Close vent screw F on
pressure gauge G.
X
Screw filler hose D onto tire valve E.
X
Insert electrical plug ? into the power
outlet in the second-row footwell
( Y page 197).
! The cigarette lighter as well as the power
outlets in the passenger footwell and cargo
compartment are not designed for use with
the electric air pump. Use the power outlet
in the second-row footwell for electric air
pump operation.
X
Turn the SmartKey in the starter switch to
position 1.
or
X
Vehicles with KEYLESS-GO: Press the
KEYLESS-GO start/stop button once. Do
not depress the brake pedal.
X
Press I on electric air pump switch =.
The electric air pump is switched on and
inflates the tire.
i First, the sealing is pumped into the tire.
The pressure may briefly rise to up to 73 psi
(5 bar). This is normal and not an indication
of a malfunction. Do not switch off the
electric air pump.
X
Let the electric air pump inflate the tire for
approximately 5 minutes.
The pressure gauge must display at least
26 psi (1.8 bar).