Fiat Abarth 500 2015 Owner's Manual page 322

320 WHAT TO DO IN EMERGENCIES
Center Cap Removal
NOTE: Before using the swivel wrench to remove the
wheel bolts be sure to remove the center cap of the wheel
by inserting the angled tab end of the swivel wrench into
the notched part of the center cap.
3. Loosen, but do not remove, the wheel bolts by turning
them to the left one turn while the wheel is still on the
ground.
NOTE:
• There are front and rear jacking locations on each
side of the body (as indicated by the triangular lift
point symbol on the sill molding)
• Do not raise the vehicle until you are sure the jack is
securely engaged.