Mercedes-Benz 2009 M-Class Operator's Manual page 378

Practical hints
Flat tire
tire" ( Y page 376) and then "Lowering the
vehicle" ( Y page 378).
or
X
Vehicles with Minispare wheel: Continue
the procedure by following the instructions
under "Lowering the
vehicle" ( Y page 378).
Inflating the collapsible tire
G Warning!
Inflate collapsible tire only after the wheel
is properly attached.
Inflate the collapsible tire using the electric
air pump before lowering the vehicle.
G Warning!
Observe safety instructions on air pump
label.
! Do not lower the vehicle before inflating
the collapsible tire. Otherwise the rim may
be damaged.
376
Your vehicle may be equipped with either of
two versions of the electric air pump:
Version 1: The air hose with pressure
R
gauge and the electrical plug are located
behind a flap.
Version 2: The pressure gauge is located
R
in the pump housing. The air hose and
electrical plug are located at the bottom of
the pump housing.
The following description applies to both
versions. Differences in usage are expressly
declared.
Version 1
Flap
1
Air pump switch
2
Electrical plug
3
Air hose with pressure gauge and vent
4
screw
Union nut
5
Version 2
Air pump switch
2
Electrical plug
3
Pressure gauge
4
Union nut
5
Deflate button
6
X
Version 1 only: Open flap
1
air pump.
X
Version 1 only: Pull out electrical plug
and air hose with pressure gauge 4.
3
X
Version 2 only: Pull electrical plug
the air hose out of the pump housing
bottom.
on electric
and
3