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Home >> Audi >> 2011 >> A4 2.0T >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brake System - Mechanical Components (Sedan) (As Of 01.2014) >> 46 Mechanical Components >> Rear Brakes >> Brake Pads, Removing And Installing >> Removing

Brake Pads, Removing And Installing: Removing

NOTE:

When removing, mark brake pads that will be used again. Install in the same position, otherwise braking effect will be uneven.

Operating the electromechanical parking brake again after a long drive is recommended.

Brake pad play is automatically adjusted every 1000 km if the EPB is not operated in this distance.

-- Connect the Vehicle Diagnostic Tester to the diagnostic socket in the vehicle with the ignition switched off.

Fig 1: Connecting Diagnostic Cable VAS 5051/5A To Diagnostic Connector
GWWA00-10303Courtesy of AUDI OF AMERICA, LLC
NOTE:

Turn on the ignition.

Release parking brake

Coding check and reported if necessary.

DTC memory checked, errors shown corrected and DTC memory erased.

-- Move the brake piston back by selecting the corresponding functions on the Vehicle Diagnostic Tester.

-- Turn off the ignition.

-- Raise the vehicle.

-- Dismount tires.

-- Remove the brake hose and electrical wire from the bracket on the stub axle carrier

-- Remove attachment bolts from brake caliper housing, counter-hold guide pins to do so.

Fig 2: Identifying Attachment Bolts For Brake Caliper Housing
GWWA46-10019Courtesy of AUDI OF AMERICA, LLC
NOTE:

Actuator or brake system connector must not be disconnected (otherwise, a fault will be saved).

Do not pull on brake hose or electrical wiring.

-- Remove the brake caliper.

Do not let the brake caliper hang from the brake hose. Secure it to the body with suitable cable ties or wire. Do not support the weight with the brake hose.

WARNING:

Do not press the brake pedal when the caliper is removed.

-- Remove the brake pads.

-- Remove the brake pad retaining plate.

-- Press the piston back.

Use the piston resetting tool T10145.

Fig 3: Pressing Piston Back Into Caliper Housing
GWWA46-10042Courtesy of AUDI OF AMERICA, LLC

Do not tilt the brake piston when pressing it back.

Clean brake caliper with mineral spirits exclusively.