Seat Leon 2012 Owner's Manual page 250

248 If and when
Loosening the wheel bolts
The wheel bolts must be loosened before raising the vehicle.
Loosening
– Fit the box spanner as far as it will go over the wheel bolt.
– Grasp the box spanner by the end turn it about one full turn to
⇒ f ig.
the left 156.
Tightening
– Fit the box spanner as far as it will go over the wheel bolt.
– Grasp the box spanner close to the end and turn the bolt to the
right until it is secured.
– An adapter is required to unscrew or tighten the anti-theft
wheel bolts.
WARNING
Loosen the wheel bolts only about one turn before raising the vehicle
with the jack, loosening the wheel bolts more than one turn can result in
an accident.
Note
● If the wheel bolt is very tight, you may be able to loosen it by pushing
down the end of the spanner carefully with your foot. Hold on to the vehicle
for support and take care not to slip.
Fig. 156 Changing the
wheel: loosen the wheel
bolts
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