Mercedes-Benz 2012 E-Class Sedan Operator's Manual page 336

Flat tire
334
X
Tighten the wheel bolts evenly in a
crosswise pattern in the sequence
indicated (: to A). The tightening torque
must be 96 lb-ft (130 Nm).
G
WARNING
Have the tightening torque checked
immediately after a wheel is changed. The
wheels could come loose if they are not
tightened to a torque of 96 lb/ft (130 Nm).
X
Turn the jack back to its initial position and
store it together with the rest of the tire-
change tool kit in the trunk/cargo
compartment.
X
AMG vehicles and vehicles with AMG
equipment: insert the cover into the outer
sill.
Vehicles with an emergency spare wheel:
X
Transport the defective wheel in the trunk/
cargo compartment.
or
X
Depending on the size of the wheel, you
may also be able to secure the defective
wheel in the spare wheel well. In this case,
you will have to remove the stowage well
casing from the spare wheel well and stow
it securely in the trunk/cargo
compartment.
For further information on stowing the
collapsible spare wheel, see (
i When you are driving with the collapsible
spare wheel mounted, the tire pressure
loss warning system or the tire pressure
monitoring system cannot function
reliably. Only restart the tire pressure loss
warning system/tire pressure monitoring
system when the defective wheel has been
replaced with a new wheel.
Vehicles with tire pressure monitoring
system: all mounted wheels must be
equipped with functioning sensors and the
defective wheel should no longer be in the
vehicle.
MOExtended tires (tires with run-flat
properties)
MOExtended tires (tires with run-flat
properties) allow you to continue driving your
vehicle even if one or more tires are entirely
deflated.
MOExtended tires may only be used in
conjunction with the activated tire pressure
loss warning system or with the activated tire
pressure monitoring system.
The maximum permissible distance which
can be driven in run-flat mode depends on the
load in the vehicle. You can drive 50 miles
(80 km) if the vehicle is partially laden and
18 miles (30 km) if it is fully laden.
The maximum permissible distance which
can be driven in run-flat mode is counted from
the moment the tire pressure loss warning
appears in the multifunction display.
You must not exceed a maximum speed of
50 mph (80 km/h).
G
The handling characteristics of your vehicle
deteriorate in run-flat mode, for example:
R
R
R
Adapt your driving style accordingly and avoid
Y page 325).
sudden changes in direction and sudden
acceleration, as well as driving over obstacles
(i.e. curbs, potholes), and driving off-road.
I n f o r m a t i o n P r o v i d e d b y :
WARNING
when cornering
when braking
when accelerating rapidly