wheel bolts MERCEDES-BENZ CLS 2014 Owners Manual

Cleaning thevehicle parts
Cleaning thewheels
!Do notuse acidic wheel cleaning products
to remove brake dust. This could damage
wheel bolts and brake components.
!Do not park the vehicle for an extended
period straight after cleaning it, particularly
after having cleaned the wheels with wheel
cleaner. Wheel cleaners could cause
increased corrosion of the brake discs and
brake pads/linings. For this reason, you
should drive forafew minutes after
cleaning. Braking heats the brake discs and
the brake pads/linings, thus drying them.
The vehicle can then be parked.
Cleaning the windows
GWARNING
You could become trapped by the windshield
wipers if they start moving while cleaning the
windshieldorwiper blades. There isarisk of
injury.
Always switch off the windshieldwipers and
the ignition before cleaning the windshieldor
wiper blades.
!Do not use dry cloths, abrasive products,
solvents or cleaning agents containing
solvents to clean the inside of the windows.
Do not touch the insides of the windows
with hard objects, e.g. an ice scraper or
ring. There is otherwisearisk of damaging
the windows.
!Cleanthe water drainage channels of the
windshield and the rear window at regular
intervals. Deposits such as leaves, petals
and pollen may under certain
circumstances prevent water from draining
away.This can lead to corrosion damage
and damage to electronic components.
XCleanthe inside and outside of the
windows withadamp cloth andacleaning
product that is recommended and
approved by Mercedes-Benz.
Cleaningwiper blades
GWARNING
You could become trapped by the windshield
wipers if they start moving while cleaning the
windshield or wiper blades. There isarisk of
injury.
Always switch off the windshield wipers and
the ignition before cleaning the windshield or
wiper blades.
!Do not pull the wiper blade. Otherwise,
the wiper blade could be damaged.
!Do not clean wiper blades too often and
do not rub them too hard. Otherwise, the
graphite coating could be damaged. This
could cause wiper noise.
!Hold the wiper arm securely when folding
back. The windshield could be damaged if
the wiper arm smacks against it suddenly.
XFold the windshield wiper arms away from
the windshield.
XCarefully clean the wiper blades with a
damp cloth.
XFold the windshield wiper arms back again
before switching on the ignition.
Cleaningthe exterior lighting
!Only use cleaning agents or cleaning
cloths which are suitable for plastic light
lenses. Unsuitable cleaning agents or
cleaning cloths could scratchordamage
the plastic light lenses.
XCleanthe plastic lenses of the exterior
lighting usingawet sponge andamild
cleaning agent, e.g. Mercedes-Benzcar
shampoo or cleaningcloths.
Mirror turn signals
!Only use cleaningagents or cleaning
clothsthatare suitable for plastic lenses.
Unsuitable cleaningagents or cleaning
clothscould scratch or damagetheplastic
lenses of themirror turnsignals.
314Care
Maintenance and care

Securing the vehicle on slight downhillgradients
XOn light downhill gradients:place
chocks or othersuitableitemsinfront of
the wheelsofthe front and rearaxle.
Raisingthe vehicle
GWARNING
If youdonot positionthe jack correctly at the
appropriate jackingpoint of the vehicle, the
jack could tip over with the vehicle raised.
There isarisk of injury.
Only position the jack at the appropriate
jackingpoint of the vehicle. The base of the
jack must be positioned vertically, directly
under the jackingpoint of the vehicle.
!The jack is designed exclusively for
jackingupthe vehicle at the jackingpoints.
Otherwise, your vehicle could be damaged.
The following must be observed when raising
the vehicle:
Rto raise the vehicle, only use the vehicle-
specific jack that has been tested and
approved by Mercedes-Benz. If used
incorrectly, the jack could tip over with the
vehicle raised.
Rthe jack is designed only to raise and hold
the vehicle forashort time whileawheel
is being changed. It is not suited for
performing maintenancework under the
vehicle.
Ravoid changing the wheel on uphill and
downhill slopes.
Rbefore raising the vehicle, secure it from
rolling away by applying the parking brake
and insertingwheel chocks. Never
disengage the parking brake while the
vehicle is raised.
Rthe jack must be placed onafirm, flat and
non-slip surface. Onaloose surface, a
large, load-bearing underlay must be used.
Onaslippery surface,anon-slip underlay
must be used, e.g. rubber mats.
Rdo not use wooden blocks or similar
objectsasajack underlay.Otherwise, the
jackwill not be able to achieveits load-
bearingcapacity due to the restricted
height.
Rmakesure that the distancebetween the
underside of the tires and the grounddoes
not exceed 1.2in(3cm).
Rnever place your hands and feet under the
raised vehicle.
Rnever lie under the raised vehicle.
Rnever start the engine when the vehicle is
raised.
Rnever open or closeadoor or the trunk lid
when the vehicle is raised.
Rmakesure that no persons are present in
the vehicle when the vehicle is raised.
XUsinglug wrench,loosen the boltson
the wheel you wish to change by about one
full turn. Do not unscrew the bolts
completely.
Changingawheel359
Wheels and tires
Z

XPosition jack$at jacking point.
Example
XMake sure the foot of the jack is directly
beneath the jacking point.
XTurn crank!clockwise until jack$sits
completely on jacking pointand the
base of the jack lies evenly on the ground.
XTurn crank!until the tire is raised a
maximum of 1.2 in (3 cm) off the ground.
Removingawheel
!AMG vehicles:during removaland
repositioning of the wheel, the wheel rim
can strike the ceramic-brake disc and
damage it. Therefore, take precautions and
getasecond persontoassist you.
Alternatively, you can useasecond
alignment bolt.
!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.
XUnscrew the uppermost wheel bolt
completely.
XScrew alignment boltinto the thread
instead of the wheel bolt.
XUnscrew the remaining wheel bolts fully.
XRemove the wheel.
Mountinganew wheel
GWARNING
Oiled or greased wheel boltsordamaged
wheel bolts/hub threads can cause thewheel
boltstocomeloose.Asaresult, you could
loseawheel while driving. There isarisk of
accident.
Never oil or grease wheel bolts. In the event
of damage to the threads, contactaqualified
specialist workshop immediately.Have the
damagedwheel boltsorhub threads
replaced/renewed. Do notcontinue driving.
360Changingawheel
Wheels and tires

GWARNING
If you tighten the wheelbolts or wheelnuts
when the vehicleisraised, the jack couldtip
over. There isarisk of injury.
Only tighten the wheelbolts or wheelnuts
when the vehicleisonthe ground.
Always pay attention to the instructions and
safety notes in the "Changingawheel"
section (Ypage357).
Only use wheelbolts that have been designed
for the wheeland the vehicle. For safety
reasons, Mercedes-Benz recommends that
you only use wheelbolts which have been
approved for Mercedes-Benz vehicles and the
respective wheel.
!AMG vehicle with ceramic brake
discs:during removaland repositioning of
the wheel, the wheelrim can strike the
ceramic-brake disc and damage it.
Therefore, take precautions and have a
second personassist you. Alternatively,
you can useasecond alignment bolt.
!To prevent damage to the paintwork, hold
the wheel securely against the wheel hub
while screwing in the first wheel bolt.
Positioningawheel (example: vehicle with anemergency spare wheel)
XCleanthe wheel and wheel hub contact
surfaces.
XSlide the wheel to be mounted onto the
alignment bolt and push it on.
XTighten the wheel bolts until they are
finger-tight.
XUnscrew the alignment bolt.
XTighten the last wheel bolt until it is finger-
tight.
XVehicles withacollapsible spare
wheel:inflate thecollapsible spare wheel
(Ypage 368).
Only then lower thevehicle.
Lowering thevehicle
GWARNING
The wheels could work loose if thewheel nuts
and boltsare not tightenedtothe specified
tightening torque. There isarisk of accident.
Have the tightening torque immediately
checked ataqualified specialist workshop
afterawheel is changed.
!Vehicles withacollapsible spare
wheel:before lowering thevehicle, inflate
thecollapsible spare wheel with thetire
inflationcompressor. The wheel rim could
otherwise be damaged.
Tighteningthe wheel nuts (example: vehicle withan emergencyspare wheel)
XTurn the crank of the jack counter-
clockwise until the vehicle is once again
standingfirmly on the ground.
XPlace the jack to one side.
XTighten the wheel bolts evenly in a
crosswise pattern in the sequence
indicated (to). The specified
tightening torque is96 lb-ft(130 Nm).
XTurn the jack back to its initial position.
Changingawheel361
Wheels and tires
Z