Lowering The Vehicle - Mercedes-Benz S-Class Coupe Operator's Manual

Wheel and tire combinations
388
approved for Mercedes-Benz vehicles and the
respective wheel.
! Mercedes-AMG vehicles: during
removal and repositioning of the wheel, the
wheel rim can strike the ceramic-brake disc
and damage it. Therefore, you should pro-
ceed carefully and get a second person
assist to you. Alternatively, you can use a
second alignment bolt.
! To prevent damage to the paintwork, hold
the wheel securely against the wheel hub
while screwing in the first wheel bolt.
Clean the wheel and wheel hub contact
X
surfaces.
Slide the wheel to be mounted onto the
X
alignment bolt and push it on.
Tighten the wheel bolts until they are fin-
X
ger-tight.
Unscrew the alignment bolt.
X
Tighten the last wheel bolt until it is finger-
X
tight.

Lowering the vehicle

WARNING
G
The wheels could work loose if the wheel nuts
and bolts are not tightened to the specified
tightening torque. There is a risk of accident.
Have the tightening torque immediately
checked at a qualified specialist workshop
after a wheel is changed.
Place the ratchet wrench onto the hexagon
X
nut of the jack so that the letters AB are
visible.
Turn the ratchet wrench until the vehicle is
X
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
110 lb-ft (150 Nm).
Turn the jack back to its initial position.
X
Stow the jack and the rest of the vehicle
X
tools in the trunk again.
Check the tire pressure of the newly moun-
X
ted wheel and adjust it if necessary.
Observe the recommended tire pressure
( page 365).
Y
i
Vehicles with a tire pressure control sys-
tem: all mounted wheels must be equipped
with functioning tire pressure control sen-
sors.
Wheel and tire combinations
General notes
! For safety reasons, Mercedes-Benz rec-
ommends that you only use tires and
wheels which have been approved by
Mercedes-Benz specifically for your vehi-
cle.