Ferrari California Workshop Manual page 912

Undo and remove the cap (A).
Undo the screws indicated.
Remove the actuator (B).
Detach the cable (2) from the actuator (B).
Undo the indicated screw.
Detach and remove the recess (C), easing out
from the actuator side first.
Disconnect the fuel drain pipe.
Replace the recess (C).
Connect the fuel drain pipe.
Fit the new recess (C), inserting the filler flap
side first.
Press the recess (C) by hand until it audibly
snaps into place.
Tighten the indicated screw.
Tightening torque
Screw
Nm Class
4 Nm B