IS 350 V6-3.5L (2GR-FSE) (2006)
d. Install the front wiper arm and blade assembly LH with the nut at the position as shown in the illustration.
Torque: 22 Nm (224 kgf.cm, 16 ft.lbf)
HINT: Hold the arm hinge by hand to fasten the nut.
5. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY RH
a. Operate the wiper, and stop the windshield wiper motor at the automatic stop position.
b. Clean the wiper arm serrations.
c. Clean the wiper pivot serrations with a wire brush (when reinstalling).