Front Brake Pads, FBC-57: Installing

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-- Clean brake caliper.

NOTE:

Clean brake caliper with mineral spirits exclusively.

Before inserting new brake pads, press the piston back into the cylinder using the piston resetting tool. Before pushing back the piston, siphon some of the brake fluid out of the brake fluid reservoir. Otherwise, especially if reservoir has been topped off, fluid will overflow and cause damage.

WARNING:

Brake fluid is poisonous. NEVER siphon brake fluid with your mouth!

-- Press piston back.

Use the piston resetting tool T10145.

Fig 1: Pressing Piston Back Into Caliper Housing

Courtesy of AUDI OF AMERICA, LLC

-- Remove any protective film from the brake pad backing plate.

-- Insert the inner brake pad with the retaining springs in the brake caliper. The retaining spring -arrow- must sit in the brake piston.

Fig 2: Identifying Insertion Of Inner Brake Pad With Retaining Spring In Brake Caliper

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-- Insert the outer brake pad -2- into the brake caliper.

Fig 3: Identifying Outer Brake Pad, Retaining Springs And Brake Caliper

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-- Press the brake pad and mount into the hole in the brake caliper

Fig 4: Identifying Front Brake Components (FBC-57)

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NOTE:

The brake pad has a mount -10- on the backing plate that must sit firmly in the brake caliper hole.

WARNING:

Both brake pads must sit under the retaining pins in the brake caliper. The brake caliper has two retaining pins at both left and right that must not be loosened.

-- Carefully slide the brake caliper with brake pads over the brake disc.

-- Tighten the brake caliper on the brake carrier with both guide pins -4-.

Fig 5: Identifying Front Brake Components (FBC-57)

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-- Position the retaining spring -8- on the outer brake pad.

Fig 6: Identifying Front Brake Components (FBC-57)

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-- Press the retaining spring -8- in the center and insert the center tab of the retaining spring in the hole -arrow- on the brake caliper.

NOTE:

The retaining spring tab must sit correctly in the hole in the brake caliper or it can spring out and the brake pad will not be held in place.

NOTE:

The spring is tensioned, keep hands protected.

When removing the spring, make sure it does not scratch the brake caliper or damage the paint.

-- Insert the left front brake pad wear indicator connector in the bracket.

-- Insert the electrical wire in the bracket -2- and engage it to the right -B-.

Fig 7: Freeing Up Electrical Connector

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-- Insert the brake hose in the bracket -4-.

-- Connect the left front brake pad wear indicator connector.

-- Install the wheels, refer to 44 WHEELS, TIRES, WHEEL ALIGNMENT .

NOTE:

After installing brake pads, depress brake pedal several times firmly to properly seat brake pads in their normal operating position.

-- Check brake fluid level, and fill if necessary.