Loosening
• Install the wheel bolt wrench over the
whee l bolt and push it down as far as it will
go.
• Take tight hold of th e
end of the wrench
handle and turn the whee l bolts
counter-
clockwise abou t one single t urn in t he di rec·
tion of arrow
c::> fig. 262 .
Tightening
• Install the wheel bolt wrench over the
wheel bolt and push it down as far as it will
go .
• Take tight hold of the
end of the wrench
handle and turn each wheel bolt
clockwise
until it is seated .
& WARNING
- Do not use force or hurry when changi ng
a whee l · you can cause t he vehicle to slip
off t he jac k and cause serious personal
injuries .
- Do not loosen the wheel bolts more than
one turn before you raise the veh icle with
the jack. - You risk an injury.
(j) Tips
If a wheel bolt is very tight, you may find it
easie r to loosen by carefully pushing down
on the end of the wheel bolt wrench with
one foot only . As you do so, hold on to the
car to keep yo ur balance and take care not
to slip.
Raising the vehicle
The vehicle must be lifted with th e jack first
before the wheel can be removed .
Fig. 263 Sill panels: markings
What do I do now? 299
Fig. 264 Sill: posit ioning the jack
• Activate t he vehicle jack mode* (only
veh icles with Adaptive Air Suspension)
c::>page 159 .
• Engage the parking brake to prevent your
vehicle from rolling unintentionally
• Move the
selector lever to position P.
• Find the marking (imprint) on the sill t hat is
nea rest the whee l that will be changed
c::>fig. 263. Behind the marking, there is a
lifting point on the sill for the jack.
• Turn the
jack located under the lifting point
on the sill to raise the jack until its arm @
c::> fig . 264 is located under the designated
plastic mount
c::> .&. c::>Q) .
• Align the jack so that its arm @ c::> fig . 264
engages in the designated lifting point in
the door s ill and th e movable base ® lies
flat on the ground. The base @ must be
ver-
tical
under the lifting point @ .
• Wind the jack up further until the flat t ire
comes off the ground
c::> .,&.
Position the jack only under the designated
lifting points on the sill
c::> fig . 263. There is
exactly
one locat ion for each whe el. The jack
must not be positioned at any other location
c::> .&. c::> Q).
An unstable surface under the jack ca n cause
the vehicle to slip off the jack. Always provide
a firm base for the jack on the ground . If nec -
essary place a sturdy board or similar s upport
under the jack . On
hard, slippery surfaces
(such as tiles) use a rubber mat or similar to
prevent the jack from slipping
c::> ,&.. .,,.
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