Brake Caliper Piston, Removing And Installing: Removing

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-- Remove the brake caliper and disconnect from the hydraulic system. Refer to BRAKE CALIPER, REPLACING .

-- Tension the brake caliper in a vise with protective covers over the jaws.

WARNING:

Risk of injury!

Wear protective eyewear.
When removing the brake caliper piston, never touch the brake caliper chamber with fingers.
Place a cloth over the brake caliper chamber to catch any spraying brake fluid. Place another cloth tightly around the compressed air gun nozzle on the brake caliper.
To prevent skin contact with brake fluid, wear chemical resistant safety gloves.

NOTE:

When removing the brake caliper piston and the protective cap make sure that the paint coating on the brake caliper is not damaged.

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

-- Remove the piston from the brake caliper as far as possible.

Courtesy of AUDI OF AMERICA, LLC

-- Place a piece of wood in the brake caliper chamber so that the brake caliper piston will not be damaged when pressed out.

-- Position the compressed air gun nozzle on the hole for the brake hose and press the brake caliper piston out of the brake caliper.

-VAS40338-

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.

Courtesy of AUDI OF AMERICA, LLC