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Mounting a wheel
Mount one emergency wheel only, as required.
1. Unscrew the lug bolts.
2. Remove the wheel.
3. Put the new wheel or emergency wheel on
and screw in at least two lug bolts in a crossâ
wise pattern until hand-tight.
If non-original light-alloy wheels of the vehicle
manufacturer are mounted, the accompanyâ
ing lug bolts may have to be used as well.
4. Hand-tighten the remaining lug bolts and
tighten all lug bolts well in a crosswise patâ
tern.
5. Turn the vehicle jack crank counterclockwise
to retract the vehicle jack and lower the vehiâ
cle.
6. Remove the vehicle jack and stow it securely.
After the wheel change
1.
Tighten the lug bolts crosswise. The tightenâ
ing torque is 101 lb ft/140 Nm.
2. Stow the nonworking wheel in the cargo area,
if necessary.
The nonworking wheel cannot be stored unâ
der the cargo floor panel because of its size.
3. Check tire inflation pressure at the next opâ
portunity and correct as needed.
4. Reinitialize the run-flat tires.
Reset the Tire Pressure Monitor TPM.
5. Check to make sure the lug bolts are tight
with a calibrated torque wrench.
6. Have the damaged tire replaced at the nearâ
est dealerâs service center or another qualiâ
fied service center or repair shop.
Emergency wheel
Concept
In the event of a flat tire, the emergency wheel
can be used in place of the wheel with the defecâ
tive tire. The emergency wheel is only intended
for temporary use until the defective tire/wheel
has been replaced.
Safety information
WARNING
The emergency wheel has particular dimenâ
sions. When driving with an emergency wheel,
changed driving properties may occur, for inâ
stance reduced lane stability when braking, lonâ
ger braking distance, and changed self-steering
properties in the limit area. There is a risk of an
accident. Drive moderately and do not exceed a
speed of 50 mph/80 km/h.
Overview
The emergency wheel and the tools are located
in the cargo area under the cargo floor panel.
1 Emergency wheel
2 Vehicle jack
3 Vehicle jack crank
4 Lug bolt wrench
Seite 249
Wheels and tires
MOBILITY
249
Online Edition for Part no. 01402896586 - X/18
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