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Home >> Audi >> 2020 >> SQ8 Premium Plus >> Repair and Diagnosis >> Brakes >> Parking Brake System >> Mechanical Components (Brake System) >> 46 Mechanical Components >> Front Brakes >> Brake Caliper, Replacing >> Removing

Brake Caliper, Replacing: Removing

-- Insert the : VAG1869/2  -A- between the brake pedal and driver seat. Pretension the brake pedal at least 60 mm.

GWWN46-10557Courtesy of AUDI OF AMERICA, LLC
NOTE:

By doing this, the valves in the brake master cylinder are closed and the brake fluid reservoir does not run empty.

-- Remove the front wheel. Refer to WHEEL, CHANGING .

CAUTION:

Leaking brake fluid increases the risk of injury.

Risk of skin irritation and injury.

- Wear safety gloves.

-- Remove the cap -3- from the bleed screw -1-.

Fig 1: Identifying Protective Cap, Bleed Screw And Container Bleeder Hose
GWWA46-10203Courtesy of AUDI OF AMERICA, LLC

-- Attach the bleeder bottle bleeder hose -2- to the bleed screw.

-- Open the bleed screw to reduce the pressure in the hydraulic system.

-- Close the bleed screw and remove the bleeder bottle.

-- Tighten the bleed screw to 18 Nm.

NOTE:

Do not remove the : VAG1869/2  .

-- To protect against escaping brake fluid, place a cloth under the separating point.

CAUTION:

Risk of accident due to the brakes malfunctioning.

- Brake fluid must never come into contact with fluids containing mineral oils (oil, gasoline, cleaning solutions).

- Do not use safety gloves that have been dirtied by oil or grease.

-- Remove the union bolt -arrow- and remove the brake hose from the brake caliper.

GWWA46-10482Courtesy of AUDI OF AMERICA, LLC

-- Immediately seal the open connection points with clean plugs from the Assembly Part Set: 5Q0 698 311  .

CAUTION:

There is a risk of contamination and paint damage from leaking brake fluid.

- Rinse off any leaking brake fluid immediately using plenty of water.

-- Remove the brake pads. Refer to BRAKE PADS, REMOVING AND INSTALLING .