Brake Caliper Piston, Removing And Installing, 1LA/1LJ: Removing

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-- Remove the brake caliper and disconnect from the hydraulic system. Refer to BRAKE CALIPER, REPLACING, STEEL BRAKES, 1LA/1LJ/1LF/1LL/1LU/1LV AND CERAMIC BRAKES, LN/1LW .

-- 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:

Do not damage the paint coat of the brake caliper.

Do not damage the surface of the cylinder.

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

-VAS40338-

Courtesy of AUDI OF AMERICA, LLC

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

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

-VAS40338-

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

Courtesy of AUDI OF AMERICA, LLC