Mercedes-Benz C-Class-Saloon 2020 Owner's Manual page 394

Notes on MOExtended tyres (run-flat tyres)
& WARNING Risk of accident when driving
in limp-home mode
Driving in emergency mode impairs the han‐
dling characteristics of the vehicle.
Do not exceed the permissible maxi‐
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mum speed of the MOExtended tyres.
Avoid any abrupt steering and driving
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manoeuvres as well as driving over
obstacles (kerbs, pot holes, off-road).
This applies, in particular, to a loaded
vehicle.
Stop driving in the emergency mode if
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you notice:
banging noise
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vehicle vibration
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smoke which smells like rubber
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®
continuous ESP intervention
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cracks in the tyre sidewalls
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After driving in emergency mode, have
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the rims checked by a qualified special‐
ist workshop with regard to their further
use.
The defective tyre must be replaced in
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every case.
With MOExtended tyres (run-flat tyres), you can
continue to drive your vehicle even if there is a
total loss of pressure in one or more tyres. How‐
ever, the tyre affected must not show any clearly
visible damage.
You can recognise MOExtended tyres by the
MOExtended marking which appears on the side
wall of the tyre.
Vehicles with tyre pressure monitoring sys‐
tem: MOExtended tyres may only be used in
conjunction with an activated tyre pressure mon‐
itoring system.
If a pressure loss warning message appears in
the multifunction display, proceed as follows:
Check the tyre for damage.
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If driving on, observe the following notes.
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Internal use only
Breakdown assistance 391
Driving distance possible in emergency
mode after the pressure loss warning:
Load condition Driving distance pos‐
sible in emergency
Partially laden
Fully laden
The driving distance possible in emergency
mode may vary depending on the driving style.
Observe the maximum permissible speed of
80 km/h.
If a tyre has gone flat and cannot be replaced
with an MOExtended tyre, you can use a stand‐
ard tyre as a temporary measure.
TIREFIT kit storage location
The TIREFIT kit is located under the boot floor.
mode
80 km
30 km