Tyres
Warning/
indicator
lamp
N Signal type
Possible causes/consequences and M Solutions
h
N The yellow tyre pressure monitor warning lamp (pressure loss/malfunction) is
lit.
The tyre pressure monitor has detected a loss of pressure in at least one of the
tyres.
G
WARNING
Tyre pressures that are too low present the following hazards:
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 handling as well as steering and braking characteristics may be severely
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 while doing so.
X
Secure the vehicle against rolling away (Y page 177).
X
Observe the display messages.
X
Check the tyres and, if necessary, change the wheel (Y page 369).
X
Check the tyre pressure.
You can check the tyre pressure electronically on vehicles with steering wheel
buttons (Y page 361).
X
If necessary, correct the tyre pressure.
h
N The yellow tyre pressure monitor (pressure loss/malfunction) warning lamp
flashes for approx. one minute and then remains lit.
The tyre pressure monitor is malfunctioning.
G
WARNING
The system is possibly unable to detect or register low tyre pressure as intended.
There is a risk of an accident.
X
Observe the display messages.
X
Visit a qualified specialist workshop.
288
Warning and indicator lamps on the instrument cluster
On-board computer and displays
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