Vauxhall ASTRA Owner's Manual page 222

218 Drivin g and operatio n
Tyre pr essure monitoring system 3
The ty re pressure m onitoring system
continually checks the pressure a nd speed
of all four wheels w hile driving.
A pressure sensor is integrated in each
wheel. Once a m inute, the pressure of each
tyre is sent to a control unit, where it is
compared. I f the system detects one or
more pressure differences, a m essag e
appears on the inform ation d isplay .
The current tyre pressures a re displayed in
the I nfo display .
For the sy stem to be opera tional, all wheels
must be equipped with pressure sensors
and all ty res must be filled to the
prescribed pressure. The tyre pressure
monitoring system automatically d etec ts if
the vehicle is being driven with a load of up
to 3 persons or a full loa d.
Once the ignition is switched on, the system
is operational and will continuously
monitor the tyre pressures a t speed s of
approx. 20 mph (30 km/h) and above.
9
Warning
The tyre pressure monitoring system does
not replac e m anual checks with a
suitab le ga uge.
C heck ty re pressures at least every
14 days and p rior to any long journey ;
the ty res should b e checked when cold.
Don't forget to c heck the sp are 3 .
Ty re p ressure – see pages 225, 337.
Ü
Board Computer
BC 1
BC 2
Timer
Tyres
Picture no: 17334t.tif
Display of current ty re pressure
S elec t menu item Tyr es from the Board
C omputer m enu.
The current pressure of eac h ty re is
displayed.
Warning messages
A m essag e is given on the inform ation
display to warn of inc onsistent tyre
pressures. In some v ersions, the message is
displayed in abb reviated form.
For ex ample, the following messages can
be displayed: