Mercedes-Benz M-Class Owner's Manual page 344

sons, Mercedes-Benz recommends that you
only use wheel bolts which have been
approved for Mercedes-Benz vehicles and the
respective wheel. Other wheel bolts could
work loose or damage the brake system.
Do not tighten the wheel bolts completely
while the vehicle is still jacked up. The vehicle
could topple off the jack.
Wheel bolts for all wheels supplied by the
:
factory
Wheel bolts for the "Minispare" emer-
2
gency spare wheel
! Always use wheel bolts ; to fit the col-
lapsible emergency spare wheel. Using
other wheel bolts to fit the collapsible
emergency spare wheel could damage the
brake system.
Clean the wheel and wheel hub contact
X
surfaces.
Slide the emergency spare wheel onto the
X
centring pin and push it on.
Tighten the wheel bolts until they are fin-
X
ger-tight.
Unscrew the centring pin.
X
Tighten the last wheel bolt until it is finger-
X
tight.
Lowering the vehicle
Place the ratchet ring spanner onto the
X
hexagon nut of the jack so that the letters
AB are visible.
Turn the ratchet ring spanner until the vehi-
X
cle is once again standing firmly on the
ground.
Place the jack to one side.
X
Tighten the wheel bolts evenly in a cross-
X
wise pattern in the sequence indicated
(: to A ). The tightening torque must be
150 Nm.
G
WARNING
Have the tightening torque checked immedi-
ately after a wheel is changed. The wheels
could work loose if they are not tightened to
a torque of 150 Nm.
Turn the jack back to its initial position and
X
store it together with the rest of the tyre-
change tool kit in the luggage compart-
ment.
Vehicles with an emergency spare wheel:
Wrap the faulty wheel in the protective film
X
included with the emergency spare wheel
Flat tyre
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