Windshield Wiper Blades, Checking End Position And For Damage: Windshield

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Check for Damage

-- Operate the windshield washer system and make sure it wipes correctly.

Check for abnormalities with the wiper blades:

-- Move the wiper into the service position: turn off the windshield wiper. Turn off the ignition and tap the windshield wiper lever again.

-- Check the wiper blades for cracks and damage.

Check Rest Position

NOTE:

If the windshield wiper motor should run during the procedure, the hood must be closed. Otherwise, the windshield wiper motor power supply will be disrupted.

-- Switch on the ignition.

-- Operate the "one-touch wiping" and let the wiper arm to run to end position.

NOTE:

Each second time it is turned off the windshield wiper motor run in a lower rest position. This under-stroke rest position must not be used for aligning the windshield wiper position.

Use the position where the wiper motor runs directly to end position without under-stroke. Use "One-touch wiping" again if necessary.

-- Turn off ignition.

-- Check if the windshield wiper blade tips are positioned with the following distances to the plenum chamber cowl panel grille at the bottom of the windshield:

Fig 1: Checking Windshield Wiper Blade Tips Position

Courtesy of AUDI OF AMERICA, LLC

Dimension -a- = 0 + 10 mm
Dimension -b- = 7 + 10 mm.

-- Operate the windshield wipers.

-- Check the position of the windshield wiper arms again.

-- If necessary: adjust the windshield wiper arms. .