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Home >> Audi >> 2020 >> SQ8 Premium Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 259 (Brake System - Mechanical Components (4MN)) >> 46 Mechanical Components >> Front Brakes >> Brake Caliper, Replacing >> Removing

Brake Caliper, Replacing: Removing

WARNING: This page is about a different car, the 2023 Audi SQ8, 2023 Audi RS Q8, and 2023 Audi Q8. However, it is still accessible from the selected car via links, so may be relevant.
GWWN46-10557Courtesy of AUDI

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

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 WHEELS AND TIRES .

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

-- 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.

-- 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

-- 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 .