The tyre pressure loss warning system does not
replace the need to regularly check the tyre
pressures.
System limitations
The tyre pressure loss warning system does not
issue a warning:
R
If the tyre pressure is set incorrectly.
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If there is a sudden pressure loss caused, for
example, by a foreign object penetrating the
tyre.
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If the pressure loss in several tyres decrea‐
ses at the same rate.
The tyre pressure loss warning system has a
limited or delayed function:
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When the road surface is poor, e.g. snow or
gravel.
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When driving with snow chains.
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When driving in a very sporty driving style
with high cornering speeds or sudden accel‐
eration.
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When towing a very heavy or large trailer.
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When driving with a high load.
Be sure to also observe the following further
related subjects:
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Display messages about the tyres
(→ page 389)
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Notes on tyre pressure (→ page 320)
Restarting the tyre pressure loss warning
system
Requirement:
R
The recommended tyre pressure is correctly
set for the respective operating condition on
each of the four wheels (→ page 320).
On-board computer:
,
Service
.
Tyre pressure
The Run Flat Indicator activeRestart with OK
message is shown in the multifunction display.
Restart the tyre pressure loss warning system in
the following situations:
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The tyre pressure has changed.
R
The wheels or tyres have been changed or
newly fitted.
#
Press a to begin the new start.
The Tyre pressure now OK? message is
shown in the multifunction display.
#
Select Yes.
#
Press a to confirm the restart.
The Run Flat Indicator restarted message is
shown in the multifunction display.
After you have driven for a few minutes, the
tyre pressure loss warning system monitors
the set tyre pressures of all the tyres.
Be sure to also observe the following further
related subjects:
R
Notes on tyre pressure (→ page 320)
Wheel change
Notes on selecting, fitting and replacing
tyres
You can ask for information regarding permitted
wheel/tyre combinations at a Mercedes-Benz
Service Centre.
Wheels and tyres
327