Mercedes-Benz S-Coupe 2015 - Manual (Page 383)

X Take the ratchet wrench out of the vehicle
tool kit and place it on the hexagon nut of
the jack so that the letters AUF are visible.
X
Position jack A at jacking point ?.
X
Make sure the foot of the jack is directly
beneath the jacking point.
X
Turn ratchet wrench B until jack A sits
completely on jacking point ? and the
base of the jack lies evenly on the ground.
X
Turn ratchet wrench B until the tire is
raised a maximum of 1.2 in (3 cm) from the
ground.
Removing a wheel
!
Do not place wheel bolts in sand or on a
dirty surface. The bolt and wheel hub
threads could otherwise be damaged when
you screw them in.
When mounting/removing wheels, and for as
long as the wheels are removed, avoid apply-
ing any external force on the brake disks. This
could impair the level of comfort when brak-
ing.
X Unscrew the uppermost wheel bolt com-
pletely.
X
Screw alignment bolt : into the thread
instead of the wheel bolt.
X Unscrew the remaining wheel bolts fully.
X Remove the wheel.
Mounting a new wheel
G WARNING
Oiled or greased wheel bolts or damaged
wheel bolts/hub threads can cause the wheel
bolts to come loose. As a result, you could
lose a wheel while driving. There is a risk of
accident.
Never oil or grease wheel bolts. In the event of
damage to the threads, contact a qualified
specialist workshop immediately. Have the
damaged wheel bolts or hub threads
replaced/renewed. Do not continue driving.
G WARNING
If you tighten the wheel bolts or wheel nuts
when the vehicle is raised, the jack could tip
over. There is a risk of injury.
Only tighten the wheel bolts or wheel nuts
when the vehicle is on the ground.
Always pay attention to the instructions and
safety notes in the "Changing a wheel" sec-
tion (
Y
page 377).
Only use wheel bolts that have been designed
for the wheel and the vehicle. For safety rea-
sons, Mercedes-Benz recommends that you
only use wheel bolts which have been
Changing a wheel
381
Wheels
and
tires
Z