Brake Caliper, Replacing: Removing

WARNING: This page is about a different car, the 2022 Audi Q7, 2021 Audi Q7, and 2020 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

-- Loosen the parking brake.

-- Switch off the ignition.

-- Insert the Brake Pedal Actuator: VAG1869/2 between the brake pedal and driver seat. Preload the brake pedal at least 60 mm.

Fig 1: Brake Pedal Depressor VAG 1869/2 Inserted Between Brake Pedal And Driver's Seat

Courtesy 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 rear wheel. Refer to Wheels and Tires .

WARNING:

Risk of skin irritation.

To prevent skin contact with brake fluid, wear chemical resistant safety gloves.

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

Fig 2: Identifying Protective Cap, Bleed Screw And Container Bleeder Hose

Courtesy of AUDI OF AMERICA, LLC

-- Connect the bleeder bottle hose -2- as shown.

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

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

-- Repeat the procedure on the left rear brake caliper.

NOTE:

Do not remove the : VAG1869/2 .

-- Disconnect the connector -arrow- from the electro-mechanical parking brake motor.

Courtesy of AUDI OF AMERICA, LLC

Courtesy of AUDI OF AMERICA, LLC

WARNING:

Malfunctions from contact with brake fluid with fluids containing mineral oils.

Brake fluid must never come into contact with fluids containing mineral oils (oil, gas, cleaning solutions). Safety gloves must be free of oil and grease.

Risk of damaging the painted surfaces.

Due to its caustic nature, brake fluid must also never be brought into contact with paint. Wash off any spilled brake fluid immediately with plenty of water.

-- Remove the banjo bolt -arrow-.

Courtesy of AUDI OF AMERICA, LLC

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

-- Remove the electro-mechanical parking brake motor. Refer to LEFT AND RIGHT PARKING BRAKE MOTOR -V282- / -V283-, REMOVING AND INSTALLING .