*
NOTE Damage to threading from dirt on
wheel bolts
#
Do not place wheel bolts in sand or on a
dirty surface.
#
Unscrew the wheel bolts or nuts with the
wheel nut wrench.
#
On front wheels with wheel nuts, remove the
wheel nut cover.
#
Remove the wheel.
Fitting a new wheel
Requirements:
R
The wheel is removed (
/
page 339).
&
WARNING Risk of accident from losing a
wheel
Oiled, greased or damaged wheel bolt/wheel
nut threads or wheel hub/wheel mounting
bolt threads can cause the wheel bolts/wheel
nuts to come loose.
As a result, you could lose a wheel while driv‐
ing.
#
Never oil or grease the threads.
#
In the event of damage to the threads,
contact a qualified specialist workshop
immediately.
#
Have the damaged wheel bolts or dam‐
aged hub threads replaced.
#
Do not continue driving.
&
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.
#
Only tighten wheel bolts or wheel nuts
when the vehicle is on the ground.
#
Observe the information on the choice of
tyres (
/
page 333).
#
For safety reasons, only use wheel bolts or
wheel nuts which have been approved by
Mercedes-Benz and for the wheel in question.
When you fit the steel spare wheel, it is essential
you use short wheel bolts for a steel wheel. Using
other wheel bolts when fitting the steel spare
wheel may lead to damage to the brake system.
1
Wheel bolt for light-alloy wheel
2
Wheel bolt for steel wheel
#
Clean the wheel and wheel hub contact surfa‐
ces.
#
Vehicles with Super Single tyres: first fit
the adapter for the narrow spare wheel on the
wheel hub.
#
Slide the wheel which is to be refitted onto
the wheel hub or the adapter for the spare
wheel and push it on.
#
Slide the wheel which is to be refitted onto
the wheel hub and push it on.
Wheels centred using the wheel bolts:
#
Vehicles with light-alloy wheels: use the short
wheel bolts for the steel spare wheel from the
vehicle tool kit.
#
Screw in the wheel bolts until they are finger-
tight.
Wheels with wheel nuts:
#
Front wheels with wheel nut cover: press the
wheel nut cover onto the wheel nuts.
#
Screw in three wheel nuts over the fixing
discs of the wheel nut cover.
#
Turn the wheel so that the wheel bolts are in
the middle of the holes.
#
Screw in the remaining wheel nuts.
#
Slightly tighten all the wheel nuts.
340 Wheels and tyres