Front Brake Caliper Piston, Removing And Installing: Removing

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The brake caliper is removed.
Remove the brake caliper. Refer to BRAKE CALIPER, REPLACING .

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

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

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Place a wooden board into the recess of the caliper housing so it is not damaged.

-- Remove the seal.

Fig 2: Identifying Seal With Trim Removal Wedge 3409

Courtesy of AUDI OF AMERICA, LLC

-- To do so, use the Trim Removal Wedge 3409.

NOTE:

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