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·
If the tyre pressure is too low, the tyres
will wear prematurely and the car will
not handle well.
·
Check tyre pressures regularly, at least
once a month and before every long
trip.
·
The pressure in all tyres must always be
appropriate to the vehicle load.
·
Never reduce the increased tyre pres-
sure of warm tyres.
NOTICE
·
When attaching the tyre pressure gauge,
ensure that you do not position it at an
angle to the valve stem. This can dam-
age the tyre valve.
·
Always make sure that all valve caps are
fully screwed on while driving.
Underinflated
tyres will result in in-
creased fuel consumption.
Tread depth and tread wear indi-
cators
Please refer to at the start of the
chapter on page 335.
Tread depth
Most driving situations require the highest
possible tread depth. All tyres should have
an even tread depth on at least one axle.
This is especially true in wet or wintry road
conditions.
In most countries, the legally permissible
minimum tread depth is reached at 1.6 mm
(1/16 in) residual tread - measured in the
tread grooves next to the tread wear indi-
cators (observe deviating
country-specific
legal regulations).
Observe any
country-specific
legal require-
ments relating to the permissible minimum
tread depths for winter and all-season
tyres.
Tread wear indicators in tyres
The tread wear indicators show if a tyre is
worn down. The tyre must be replaced at
the latest when the tyre tread is worn down
to the tread wear indicator.
There are 1.6 mm (1/16 in) high tread wear
indicators in the tread base of the tyres.
Markings on the tyre sidewall indicate the
position of the tread wear indicators.
WARNING
Worn tyres are a safety risk and can lead
to a loss of control of the vehicle and
cause serious injury.
·
Tyres must be replaced at the latest
when the tread is worn down to the
tread wear indicators.
·
Worn tyres have considerably less grip,
particularly on wet roads, which can
cause the vehicle to glide along the
road surface (aquaplaning).
·
Worn tyres reduce the possibility of
controlling the vehicle well in normal
and
difficult
driving situations and in-
crease braking distance and the risk of
skidding.
Tyre damage
Please refer to at the start of the
chapter on page 335.
Damage to tyres and wheel rims is
often
hidden
→
.
1. If you suspect that a wheel is damaged,
slow down immediately and stop the
vehicle as soon as it is safe to do so.
2. Check the tyres and rims for damage.
3. Do not drive on if a tyre is damaged.
4. Changing a damaged wheel
→
page 352. If necessary, contact
a suitably
qualified
workshop.
Or:
Use the breakdown set to seal the
damaged tyre and then
inflate
it
→
page 357.
5. If there is no visible damage, drive slow-
ly and cautiously to the nearest suitably
qualified
workshop in order to have the
vehicle checked.
Embedded foreign bodies in the tyres
1. Leave the foreign body in the tyre if it
has entered the inner tyre. Foreign bod-
340
Wheels and tyres
Summary of Contents for TOURNEO CONNECT
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