Breakdown assistance
184
prescribed distance from your vehicl
e while observing all national legal
provisions. In this way you are protecting not only yourself but also other road users.•
Never start the engine with the vehicle
sitting on the raised jack - danger
of suffering injury.
Caution
If you have to change a wheel on a slope
first block the opposite wheel with a stone
or similar object in order to secure th
e vehicle from unexpectedly rolling away.
Note
Comply with the national legal regulations.Changing a wheelAlways change a wheel on a level surface as far as possible. – Take off the full wheel trim*
⇒
page 185 or the caps
⇒
page 185.
– In the case of light alloy wheels remove the wheel trim cap
⇒
page 186.
– Slacken the wheel bolts
⇒
page 186.
– Jack up the vehicle until the wheel to
be changed is clear of the ground
⇒
page 187.
– Unscrew the wheel bolts and place them on a clean surface (cloth,
paper etc.).
– Take off the wheel.– Fit on the new spare wheel* and tighten the wheel bolts slightly. –Lower the car.
– Tighten the wheel bolts firmly, al
ternately and diagonally using the
wrench* (crosswise)
⇒
page 186.
– Mount the full wheel trim/w
heel trim cap or the caps.
Note
•
All bolts must be clean
and must turn easily.
•
You must never grease or oil the wheel bolts!
•
When fitting on unidirectional tyres, ensure that the tyres rotate in the correct
direction
⇒page 173.
Subsequent stepsAfter changing the wheel, you must perform the following steps. – Stow and attach the replaced wheel in the spare wheel well. – Stow the vehicle tool kit in the space provided.–
Check
the
tyre pressure
on the spare wheel* just mounted as soon
as possible.
– Have the
tightening torque
of the wheel bolts
checked
with a torque
wrench as soon as possible. Steel and light alloy wheels must be tight-ened to a tightening torque of
120 Nm
.
– Have the defective tyre repaired as soon as possible.
WARNING
It is necessary to observe the guidelines given on
⇒page 175, “New tyres
and wheels” if the vehicle is subseq
uently fitted with tyres which are
different to those it was fitted with at the works.
WARNING (continued)
s2g8.b.book Page 184 Tuesday, April 7, 2009 8:53 AM
