Brake Caliper Piston, Removing And Installing, 1LT: Removing

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-- Use compressed air to push the piston out of the brake caliper housing.

Fig 1: Force Piston Out Of Brake Caliper Housing Using Compressed Air

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Place a wooden board into the recess so the piston is not damaged.

-- Carefully pry the protective cap -1- and the seal out of the brake caliper with the :VAS40338 -2- using gentle lever movements, and do not damage the groove for the protective cap in the brake caliper while doing so.

Fig 2: Prying The Protective Caps

Courtesy of AUDI OF AMERICA, LLC

-- Remove the gasket.

NOTE:

When removing, make sure that the cylinder surface is not damaged.