Tire-mount
ingtools should notbeused near
the valve. Thiscould damage theelectron ic
compon ents.
Only have tireschanged ataqualified spe-
cialist workshop.
Observe theinstr uctions andsafety notesinthe
"Changing awheel" section (Ypage 310).
The wear pattern son the front andrear tires
differ, depending onthe operating conditions.
Rotate thewheels beforeaclear wearpattern
has formed onthe tires. Fronttires typically
wear more onthe shoulders andtherear tires in
the cent er.
On vehicles thathave thesame sizefront and
rear wheels, youcan rotat ethe wheels accord-
ing tothe inter valsinthe tire manufact urer's
warranty bookinyour vehicle document s.Ifno
warranty bookisavailabl e,the tires should be
rotat edevery 3,000 to6,000 miles(5,000 to
10,00 0km ).Dependin gon tire wear, thismay
be required earlier.Donot change thedirection
of wheel rotation.
Clean thecont actsurfaces ofthe wheel andthe
brake discthoroughly everytimeawheel isrota-
ted. Check thetire pressure and,ifnecessary,
restart thetire pressure losswarning system
(Canada only)orthe tire pressure monitor(USA
only). Direction
ofrota tion
Tires withaspecified directionofrotat ionhave
additional benefits,e.g. ifthere isarisk ofhydro-
planing. Theseadvantages canonly begained if
the tires areinstalled correspon dingtothe
direction ofrotat ion.
An arrow onthe sidewall ofthe tire indicates its
correc tdirection ofrotat ion. Storing
wheels
Stor ewheels thatarenot being usedinacool,
dry and preferably darkplace. Protectthe tires
from oil,grease, gasoline anddiesel. Mounting
awheel
Prepa ringthevehicle X
Stop thevehicle onsolid, non-slippery and
level ground.
X Apply theelectric parking brakemanually.
X Bring thefront wheels intothestraight- ahead
position.
X Shift thetrans mission toposition 005D.
X Switch offthe engine.
X Vehicles withoutKEYLESS-GO: removethe
Smart Keyfrom theignition lock.
X Vehicles
withKEYL ESS-GO start-function
or KEYL ESS-GO: openthedriver's door.
The vehicle electron icsare now inposition
0092. This isthe same as“key removed”.
X Vehicles
withKEYL ESS-GO start-function
or KEYL ESS-GO: removetheStart /Stopbut-
ton from theignition lock(Ypage 123).
X Make surethattheengine cannotbe start ed
via your smartphon e(Y page 83).
X Ifincluded inthe vehicle equipment, remove
the tire- change toolkitfrom thevehicle.
X Safeguard thevehicle against rollingaway
(Y page 142).
i Apart
fromcertaincount ry-specific varia-
tions, thevehicles arenot equipped witha
tire- change toolkit.Some toolsforchanging a
wheel arespecific tothe vehicle. Formore
inform ationonwhich toolsarerequired to
perform awheel change onyour vehicle, con-
sult aqualified specialist workshop.
Necessary tire-changing toolscaninclude, for
example:
R Jack
R Wheel chock
R Lug wrench Changing
awheel
311Wheels andtires Z
