- Remove the wiper blade from the arm. Refer to
Wiper Arm, Blade, Insert Replacement - Front
.
- Attach a scale to the wiper arm tip and measure the
force required to lift the wiper arm perpendicular to the windshield to the normal
working height of the wiper arm (the height with the blade attached).
The force required should be between 8.3-10.1 newtons (30-36 ounces).
- Replace the wiper arm if tip pressure is not within specifications. Refer
to
Wiper Arm, Blade, Insert Replacement - Front
.