R
The jack must be placed on a firm, flat and
non-slip surface. If necessary, use a large, flat,
load bearing and non-slip underlay.
R
The base of the jack is positioned vertically
under the jack support point.
Safety instructions while the vehicle is raised:
R
Do not put your hands or feet under the vehi-
cle.
R
Do not lie underneath the vehicle.
R
Do not start the vehicle and do not release the
parking brake.
R
Do not open or close any doors.
Jacking points
1
(rubber stoppers) are located
behind the front wheel arches and in front of the
rear wheel arches.
#
Place jack
2
beneath corresponding jack
support point
1
.
#
Turn handwheel
3
until the plate of jack
2
sits securely on jack support point
1
.
#
Ensure that the base of jack
2
is positioned
vertically under jacking point
1
.
#
Assemble adapter
4
and ratchet
5
from the
vehicle tool kit.
#
Place adapter
4
and ratchet
5
on the hexa-
gon nut of jack
2
so that the lettering
AUF/UP is visible.
#
Turn ratchet wrench
5
in the AUF/UP direc-
tion until the tyre is raised a maximum of 3 cm
off the ground.
When doing so, jack
2
may move to one of
the side support surfaces.
Removing a wheel
Requirements:
R
The vehicle is raised (
/
page 242).
When changing a wheel, avoid applying any force
to the brake discs since this could impair the level
of comfort when braking.
*
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.
#
Remove the wheel.
Fitting a new wheel
Requirements
R
The wheel is removed (
/
page 243).
&
WARNING Risk of accident from losing a
wheel
Oiled or greased wheel bolts can cause the
wheel bolts to come loose, as too can dam-
aged wheel bolts or wheel hub threads.
#
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 239).
#
Observe the instructions and safety notes on
changing a wheel (
/
page 239).
#
For safety reasons, only use wheel bolts or
wheel nuts which have been approved by
Mercedes-Benz and for the wheel in question.
#
Clean the wheel and wheel hub contact surfa-
ces.
Wheels and tyres 243
T447 0414 02
Summary of Contents for EQV 2021
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