Mercedes-Benz GLC Owner's Manual page 370

Tyres
Display messages
Tyre pressure Tyre pressure
Check tyres Check tyres
Check tyre pres‐ Check tyre pres‐
sures then sures then restart restart
Run Flat Indicator Run Flat Indicator
Run Run Flat Flat Indicator Indicator
inoperative inoperative
Rectify tyre pres‐ Rectify tyre pres‐
sure sure
Possible causes/consequences and M M Solutions
The tyre pressure loss warning system has detected a significant
loss in pressure.
A warning tone also sounds.
Possible causes:
you have changed the positions of the wheels and tyres or fitted
R
new wheels and tyres
the tyre pressure in one or more tyres has dropped
R
G WARNING
Underinflated tyres pose the following risks:
the tyres may burst, especially as the load and vehicle speed
R
increase
the tyres may wear excessively and/or unevenly, which may
R
greatly impair tyre traction
the driving characteristics, as well as steering and braking, may
R
be greatly impaired
There is a risk of an accident.
Stop the vehicle without making any sudden steering or braking
X
manoeuvres. Pay attention to the traffic conditions as you do so.
Safeguard the vehicle against rolling away (
X
Check the tyres and, if necessary, follow the instructions for a
X
flat tyre ( page 433).
Y
Check the tyre pressures and, if necessary, correct the tyre
X
pressure.
Restart the tyre pressure loss warning system when the tyre
X
pressure is correct (
The tyre pressure loss warning system generated a display mes-
sage and has not been restarted since.
Set the correct tyre pressure in all four tyres.
X
Restart the tyre pressure loss warning system (
X
The tyre pressure loss warning system is faulty.
Consult a qualified specialist workshop.
X
The tyre pressure is too low in at least one of the tyres, or the tyre
pressure difference between the wheels is too great.
Check the tyre pressures at the next opportunity (
X
If necessary, correct the tyre pressure.
X
Restart the tyre pressure monitor (
X
Display messages
page 460).
Y
page 462).
Y
page 219).
Y
page 460).
Y
page 460).
Y
Z
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