Vauxhall VECTRA Owner's Manual page 218

Tyre pr essure
Check ty re pressures, including the spare
wheel, at least ev ery 14 day s and prior to
any long journey; the ty res should be
check ed when cold. Don't forget to check
the spare.
Use the v alve cap key to make unscrewing
the valve caps easier. The key is located on
the inside of the tank flap.
In vehicles with tyre p ressure monitoring
sy stem 3 there is an ad apter in the valve
cap key. Screw adapter to valv e before
attaching tyre pressure gauge -
see p age 204.
Ty re p ressure - see page 299.
Do not reduce ty re pressure when the tyres
are wa rm. O therwise the pressure may
drop b elow the perm issible minimum when
the tyres cool down.
After having chec ked the tyre pressures,
tig hten the va lv e ca ps using the v alve cap
key .
Driving and o peration
Incorrect tyre p ressures will im pair sa fety,
vehicle handling, c om fort a nd fuel
econom y and w ill increase tyre wear.
If the pressure is too low , this can result in
consid erable tyre warm-up and interna l
dam age, lead ing to tread separation and
even to ty re blow-out at high speeds.
Hidd en tyre dama ge is not elim inated by
adjusting the tyre pressure.
9
Warnin g
Incorrect ty re pressure could lead to a flat
tyre.
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