Mercedes-Benz M-Class Owner's Manual page 343

Flat tyre
340
Position jack = at jacking point ;.
X
The centering pin on the jack must be inser-
ted into the intended opening on the jack-
ing point.
Make sure that the base of the jack is posi-
X
tioned directly under the jacking point.
Turn ratchet ring spanner ? until jack =
X
sits completely on jacking point ; and the
base of the jack lies evenly on the ground.
Turn ratchet ring spanner ? until the tyre
X
is raised a maximum of three centimetres
from the ground.
Removing a wheel
Unscrew the uppermost wheel bolt com-
X
pletely.
Screw centring pin : into the thread
X
instead of the wheel bolt.
Unscrew the remaining wheel bolts fully.
X
! Do not place wheel bolts in sand or dirt.
The threads of the wheel bolts and wheel
hubs could otherwise be damaged when
the bolts are tightened.
Remove the wheel.
X
Fitting a new wheel
G WARNING
Replace damaged or corroded wheel bolts.
Never oil or grease wheel bolts. This could
cause the bolts to loosen in the wheel hub.
G
WARNING
If a wheel hub thread is damaged, you must
not drive the vehicle any further. Consult a
qualified specialist workshop which has the
necessary specialist knowledge and tools to
carry out the work required. Mercedes-Benz
recommends that you use a Mercedes-Benz
Service Centre or Service 24h for this pur-
pose. In particular, work relevant to safety or
on safety-related systems must be carried out
at a qualified specialist workshop.
G WARNING
Only use wheel bolts that have been designed
for the wheel and the vehicle. For safety rea-