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Home >> Audi >> 2020 >> SQ8 Premium Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (Brake System - Mechanical Components) >> 46 Mechanical Components >> Front Brakes >> Brake Caliper, Replacing >> Brake Caliper, Replacing, Brakes 1LC, 1LF And 1LE >> Removing

Brake Caliper, Replacing, Brakes 1LC, 1LF And 1LE: Removing

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Fig 1: Identifying Brake Pedal Actuator
GWWN44-10777Courtesy of AUDI

-- Insert the Brake Pedal Actuator:V.A.G 1869/2  between the brake pedal and driver seat. Preload 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 .

Fig 2: Identifying Protective Cap, Bleed Screw And Container Bleeder Hose
GWWA46-10203Courtesy of AUDI

-- Remove the protective cap -3- from the bleed screw -1- on the brake caliper.

CAUTION:

Leaking brake fluid increases the risk of injury.

Risk of skin irritation and injury.

- Wear safety gloves.

-- Connect the bleeder bottle hose -2-.

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

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

-- Disconnect the connector -2-.

Fig 3: Brake Pad Wear Sensor -1-
GWWA46-10271Courtesy of AUDI

-- Release the tab in direction of -arrow A- and turn 90° -arrow B- at the same time. Then remove and free up the brake pad wear sensor -1- from the bracket.

-- Remove the bolts -4-.

GWWA46-10649Courtesy of AUDI

-- 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).

- Wear safety gloves that are free of oil and grease.

-- Remove the union bolt -2- and move the bracket with the brake hose to the side.

-- Immediately close the open connection points with a clean plug from the Repair Kit:1H0 698 311 A  or Assembly Part Kit: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, BRAKES 1LC, 1LE AND 1LF .