Emergency Spare Wheel - Mercedes-Benz S-Class Series 2021 Operator's Manual

386 Wheels and tires

Emergency spare wheel

Notes on the emergency spare wheel
& WARNING Risk of accident caused by
incorrect wheel and tire dimensions
The wheel or tire size and the tire type of the
emergency spare wheel or spare wheel and
the wheel to be replaced may differ. The
emergency spare wheel or spare wheel can
significantly impair driving characteristics of
the vehicle.
To prevent hazardous situations:
Adapt your driving style accordingly and
#
drive carefully.
Never install more than one emergency
#
spare wheel or spare wheel that differs
in size.
Only use an emergency spare wheel or
#
spare wheel of a different size briefly.
®
Do not switch off ESP .
#
Have the emergency spare wheel or
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spare wheel of a different size replaced
at the nearest qualified specialist work‐
shop. The new wheel must have the
correct dimensions.
% The emergency spare wheel is secured in the
emergency spare wheel bag in the trunk.
Observe the following notes on installing an
emergency spare wheel:
Check the tire pressure of the emergency
R
spare wheel installed. Correct the pressure
as necessary.
The maximum permissible speed with an
R
emergency spare wheel installed is 50 mph
(80 km/h).
Do not equip the emergency spare wheel
R
with snow chains.
Replace the emergency spare wheel after six
R
years at the latest, regardless of wear.
Use the wheel bolts that are included with
R
the emergency spare wheel.
Specified tightening torque: 96 lb-ft
(130 Nm)
Vehicles with a tire pressure monitoring
%
system: If an emergency spare wheel is
installed, the tire pressure monitoring sys‐
tem cannot function reliably. For a few
minutes after an emergency spare wheel is
installed, the system may still display the tire
pressure of the removed wheel. Only restart
the system again when the emergency spare
wheel has been replaced with a new wheel.
Be sure to also observe the following further
related subjects:
Notes on tire pressure ( page 360)
/
R
Tire and Loading Information placard
R
( page 365)
/
Tire pressure table ( page 361)
/
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Notes on installing tires ( page 377)
/
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