Brake Caliper, Replacing : Removing

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2015 Audi S7, 2015 Audi RS 7, 2015 Audi A7 Quattro, 2014 Audi S7, and 2014 Audi RS 7. However, it is still accessible from the selected car via links, so may be relevant.

-- Turn off the ignition.

The parking brake is released.

-- Remove the affected rear wheel while observing the safety precautions for vehicles with ceramic brakes. Refer to Wheels, Tires, Wheel Alignment .

-- Insert the Brake Pedal Actuator VAG 1869/2 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

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

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

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

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

WARNING: When working with brake fluid, observe relevant safety precautions and notes. Refer to BRAKE FLUID .

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

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

NOTE: Do not remove the Brake Pedal Actuator VAG 1869/2.

-- Disconnect the connector -arrow- from the electromechanical parking brake motor.

Fig 3: Identifying Connector

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-- Remove the union bolt -2-.

Fig 4: Identifying Brake Hose, Union Bolt And Retaining Spring

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-- Free up the brake hose on the bracket -arrow-.

-- Disconnect the brake hose -1- from the brake caliper.

-- Disconnect the brake pad wear sensor connector -1-.

Fig 5: Identifying Brake Pad Wear Sensor Connector

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-- Release the connector -2- to the brake pad wear sensor from its bracket -arrow B- while turning it 90° at the same time -arrow A-.

-- Remove the dust cap -3- from the bleed screw and free up the electrical wire.

NOTE: Ignore -item 4-.

-- Remove the bolts -arrows- by counter-holding the guide pins -1 and 2-.

Fig 6: Identifying Guide Pins

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-- Remove the brake caliper and guide out the electrical brake pad wear display wire at the same time.

-- Refer to Left Parking Brake Motor -V282- /Right Parking Brake Motor -V283-, REMOVING AND INSTALLING

-- Remove the brake pads and brake pad springs.