Front Brake Caliper Piston, FN-3: Removing

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2013 Audi S4, 2013 Audi A4, 2012 Audi S4, 2012 Audi A4, and 2011 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.

-- Force piston from brake caliper housing using compressed air.

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 of the caliper housing so it is not damaged.

-- Remove seal.

Fig 2: Removing/Installing Seal Using Trim Removal Wedge 3409

Courtesy of AUDI OF AMERICA, LLC

-- Use the 3409 for this.

NOTE:

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