Component Tests and General Diagnostics

Wiper Arm Pressure Check:

1. Run the wiper arm and the blade assemblies to the mid-wipe position.
2. Remove the wiper blades from the wiper arms.
3. Attach a scale to the end of the wiper arm and measure the force required to lift the wiper arm perpendicular to windshield to the normal working height (the height with the blade assembly attached).
4. Replace the wiper arm if the measurement is not within the specification.

Tip Pressure
7.8-11.1 Newtons (28-40 Ounces)