Yaris L4-1.5L (1NZ-FE) (2007)
a. Scrape any metal powder off the serrated part of the wiper arm with a round file or the equivalent (when reinstalling).
b. Clean the wiper pivot serrations with a wire brush.
c. Operate the wiper then stop the windshield wiper motor in the automatic stop position.
d. Align the blade tip with the mark on the windshield glass as shown in the illustration.
e. Tighten the nut of the front wiper arm.
Torque: 26 N.m (265 kgf.cm, 19 ft.lbf)