Brake Pads, Removing And Installing, Single-Piston Brake 1ZD: Installing

WARNING: This page is about a different car, the 2023 Audi S3, 2023 Audi RS 3, 2023 Audi A3 Quattro, and 2023 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

Install in the reverse order of removal while noting the following:

-- Check the brake rotors for wear and damage. Refer to BRAKE ROTOR, CHECKING .

Use the complete repair kit when installing new brake pads.
Components to be used when installing new brake pads. Refer to Electronic Parts Information (ETKA).

CAUTION:

Health risk due to toxic dust from the brake system.

Irreversible deposit of dust particles in the lungs. Breathing impairments may occur.

- Never blow out the brake system with compressed air.

Use only mineral spirits to clean the brake caliper.
Check the protective caps of the brake caliper pistons for damage and install the complete repair kit, if necessary. Refer to BRAKE CALIPER PISTON, REMOVING AND INSTALLING .
Check the bearing bushings of the guide pins for damage and check that the guide pins move easily. Install the complete repair kit, if necessary. Refer to BEARING BUSHING AND GUIDE PIN, REPLACING .

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CAUTION:

There is a risk of contamination and paint damage from leaking brake fluid.

- Check the brake fluid level before pushing the brake caliper piston back into the brake cylinders.

-- If the brake fluid is up to the "MAX" marking on used brake pads, it must be extracted.

-- Evacuate the brake fluid -2- in the brake fluid reservoir with the screen installed -1-, using the Bleeding Equipment Brake Filling and Bleeding Equipment:VAS 6860 or Brake Charger/Bleeder Unit Brake Charger/Bleeder Unit:VAS 5234 (example illustration).

-- Use the Piston Resetting Tool:T10145 -item A- to press the brake caliper piston completely back into the brake caliper (example illustration).

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-- Clean the brake carrier on the contact surfaces -1 and 2- for the brake carrier.

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-- If re-using, install the marked brake pads in the same location.

-- If equipped, remove the protective film from the backing plate of the brake pad.

-- Bring the brake pad retaining plates -1 and 2- as shown in the installation position.

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-- Install the brake pads while paying attention to the installed position. Refer to the graphic under list item 23 in OVERVIEW - SINGLE-PISTON BRAKE 1ZD .

-- Bring the brake caliper into its installed position and tighten the guide pins arrows.

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Make sure the brake hose is routed correctly.
Make sure the brake hose is not blocked, bent, twisted or rubbing against the vehicle.

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CAUTION:

There is a risk of injury because the spring is tensioned.

The spring can jump out and cause eye or skin injury.

- Hold the spring with a hand.

-- Bring the spring -2- using a screwdriver -3- into the installation position -arrow A- and push it in the guides -arrow B- on the brake caliper -1-.

-- Connect the connector -arrow- for the brake pad wear indicator contact on the right brake caliper.

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-- With the vehicle stationary, firmly press the brake pedal several times so that the brake pads in the operating condition properly sit in their respective position.

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

CAUTION:

Faulty brakes increase the risk of an accident.

- Make sure the brakes are working correctly before driving the vehicle for the first time.