If a tyre inflation pressure check is
required
Message
An icon with a Check Control message is shown
on the control display.
Icon Possible cause
The tyre was not inflated properly, for
example insufficient air was added or
there was a natural, even tyre pressure
loss.
Action
Check the tyre inflation pressure and adjust as
necessary.
If the tyre inflation pressure is too low
Message
A yellow warning light is illuminated in
the instrument cluster.
In addition, an icon with a Check Control mes‐
sage is shown on the control display.
Icon Possible cause
There has been a tyre pressure loss.
Action
1.
Reduce speed. Do not exceed a speed of
130 km/h, 80 mph.
2. At the next opportunity, for example at a filling
station, check the tyre inflation pressure in all
four tyres and correct if necessary.
If there is a significant tyre pressure loss
Message
A yellow warning light is illuminated in
the instrument cluster.
In addition, an icon indicating which tyre is affec‐
ted is shown in a Check Control message on the
control display.
Icon Possible cause
There is a flat tyre or substantial tyre
pressure loss.
Action
1. Reduce your speed and carefully stop the ve‐
hicle. Avoid heavy braking and sudden steer‐
ing manoeuvres.
2. Follow the description of what to do when the
vehicle gets a flat tyre.
What to do in the event of a flat tyre, see
page 347.
Messages: for tyres with special
approval
General
When a low tyre pressure is indicated, the Dy‐
namic Stability Control may be turned on.
Safety note
WARNING
A damaged standard tyre with too little or no
tyre inflation pressure impairs driving character‐
istics, for example steering and braking. There
is a risk of accident. Do not continue driving.
Repair the flat tyre or replace the wheel.
If a tyre inflation pressure check is
required
Message
An icon with a Check Control message is shown
on the control display.
Seite 346
MOBILITY
Wheels and tyres
346
Online Edition for Part no. 01405A38CB9 - VI/21
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