Ferrari California Workshop Manual page 869

Refitting the windscreen wiper arms
Tightening torque
Fastening windscreen wiper arms
Undo the nuts (2) fastening the windscreen wiper
arms to the linkage.
Remove the arms (A).
Nut
Refit the arms (A) on the drive spindles, keeping
the wiper blades in their original positions
relative to the windscreen.
Replace the indicated nuts (2) fastening the arms
to the linkage.
Tightening torque
Nut
Nm Class
35 Nm B
Nm Class
35 Nm B