Tyres
Display messages
Possible causes/consequences and
M
M
Solutions
Tyre
Tyre pressure
pressure Check
Check
tyres
tyres
The tyre pressure loss warning system has detected a significant loss
in pressure.
A warning tone also sounds.
Possible causes:
R
you have changed the positions of the wheels and tyres or fitted new
wheels and tyres
R
the tyre pressure in one or more tyres has dropped
G
WARNING
Underinflated tyres pose the following risks:
R
the tyres may burst, especially as the load and vehicle speed
increase
R
the tyres may wear excessively and/or unevenly, which may greatly
impair tyre traction
R
the driving characteristics, as well as steering and braking, may be
greatly impaired
There is a risk of an accident.
X
Stop the vehicle without making any sudden steering or braking
manoeuvres. Pay attention to the traffic conditions as you do so.
X
Safeguard the vehicle against rolling away (
Y
page 172).
X
Check the tyres and, if necessary, follow the instructions for a flat
tyre (
Y
page 337).
X
Check the tyre pressures and, if necessary, correct the tyre pres-
sure.
X
Restart the tyre pressure loss warning system when the tyre pres-
sure is correct (
Y
page 358).
Check tyre pres‐
Check tyre pres‐
sures then restart
sures then restart
Run Flat Indicator
Run Flat Indicator
The tyre pressure loss warning system generated a display message
and has not been restarted since.
X
Set the correct tyre pressure in all four tyres.
X
Restart the tyre pressure loss warning system (
Y
page 358).
Run Flat Indicator
Run Flat Indicator
inoperative
inoperative
The tyre pressure loss warning system is faulty.
X
Consult a qualified specialist workshop.
Rectify tyre pres‐
Rectify tyre pres‐
sure
sure
The tyre pressure is too low in at least one of the tyres, or the tyre
pressure difference between the wheels is too great.
X
Check the tyre pressures at the next opportunity (
Y
page 359).
X
If necessary, correct the tyre pressure.
X
Restart the tyre pressure monitor (
Y
page 360).
Display messages
277
On
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oar
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Z