Users Manual Part 5

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Slide the wheel to be mounted onto the cen‐
tring pin and push it on.
&
WARNING Risk of injury from tightening
wheel bolts and nuts
If you tighten the wheel bolts or wheel nuts
when the vehicle is raised, the jack could tip.
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Only tighten wheel bolts or wheel nuts
when the vehicle is on the ground.
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Be sure to observe the instructions and
safety notes on "Changing a wheel"
(/ page 495).
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For safety reasons, only use wheel bolts
which have been approved by Mercedes-
Benz and for the wheel in question.
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Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated until they are
finger-tight.
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Unscrew and remove the centring pin.
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Tighten the last wheel bolt until it is finger-
tight.
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Lower the vehicle (/ page 504).
Lowering the vehicle after a wheel change
Requirements:
R
The new wheel has been fitted
(/ page 503).
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To lower the vehicle: place the ratchet onto
the hexagon nut of the jack so that the let‐
ters "AB" are visible and turn the ratchet of
the jack to the left.
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Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated 1 to 5 with
a maximum of 80 Nm.
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Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated 1 to 5 the
specified tightening torque of 150 Nm.
&
WARNING Risk of injury through incor‐
rect tightening torque
The wheels could come loose if the wheel
bolts or wheel nuts are not tightened to the
prescribed tightening torque.
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Ensure that the wheel bolts or nuts are
tightened to the prescribed tightening
torque.
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If you are not sure, do not move the
vehicle. Consult a qualified specialist
workshop and have the tightening tor‐
que checked immediately.
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Check the tyre pressure of the newly fitted
wheel and adjust it if necessary.
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Vehicles with a tyre pressure monitoring
system: restart the tyre pressure monitoring
system (/ page 495).
Exception: the new wheel is an emergency
spare wheel.
504
Wheels and tyres