Audi Q3 Owners & Service Manuals

Audi Q3: Overview - Front Brakes

Overview - Front Brakes, 1LJ 1ZD Brakes

Audi Q3. Overview - Front Brakes, 1LJ 1ZD Brakes

1 - Bolt

  • 12 Nm

2 - Brake Rotor

  • Allocation, refer to the Parts Catalog.
  • Dimensions, refer to → Chapter "Brakes Technical Data"
  • Wear limit.
  • Must always be replaced together on both sides of the axle
  • Do not use excessive force to separate the brake rotor from the wheel hub. If necessary, use rust penetrant, otherwise the brake rotors could be damaged.
  • Removing and installing, refer to → Chapter "Brake Rotor, Removing and Installing, 1LJ, 1ZD Brakes".

3 - Bolt

  • 4 Nm

4 - Brake Pads

  • There are different versions, refer to the Parts Catalog.
  • Check the brake pad thickness.
  • Wear limit.
  • Must always be replaced together on both sides of the axle
  • Removing and installing, refer to → Chapter "Brake Pads, Removing and Installing, 1LJ, 1ZD Brakes".
  • Observe the installation position, refer to → Fig.

5 - Spring

  • Insert in both holes of brake caliper

6 - Brake Carrier

  • Supplied as an assembled replacement part with sufficient grease on guide pins
  • If the protective caps are damaged, install repair kit; use included grease packet to grease the guide pins.

7 - Brake Caliper

  • Do not remove the brake hose when changing the brake pads.
  • To replace brake pads, unfasten from brake carrier
  • Removing and installing, refer to → Chapter "Brake Caliper, Removing and Installing, 1LJ, 1ZD Brakes".
  • Replacing, refer to → Chapter "Brake Caliper, Replacing,1LJ, 1 ZD Brakes".
  • Servicing, refer to → Chapter "Overview - Front Brake Caliper, Single-Piston Brake".

  Note

  • Depending on the model for each brake caliper two vibration dampers are installed.

8 - Guide Pin

  • 30 Nm

9 - Cap

10 - Brake Hose

  • To the brake caliper: 35 Nm
  • To the brake line: 14 Nm
  • With ring connection and banjo bolt

11 - Guide Pin

  • 30 Nm

12 - Cap

13 - Bolt

14 - Bracket

15 - Ribbed Bolt

  • 200 Nm
  • Replace after removing
  • Clean if using again.

16 - Wheel Bearing Housing

17 - Wheel Speed Sensor

  • Removing and installing, refer to → Chapter "Overview - Front Axle Speed Sensor".

18 - Bolt

  • 8 Nm

19 - Wheel Bearing Unit with Integrated Rotor

  • Removing and installing, refer to → Suspension, Wheels, Steering; Rep. Gr.40; Wheel Bearing; Wheel Bearing Unit, Removing and Installing.

20 - Brake Shield

  • Removing and installing, refer to → Chapter "Brake Shield, Removing and Installing, 1LJ, 1ZD Brakes".

Installation Position of the Brake Pads

1 - Right brake pad, piston side

2 - Left brake pad, piston side

  • In installed position, the arrow on the backing plate of the brake pad must point downward

Audi Q3. A46-0088

Overview - Front Brakes, 1LA, 1ZT Brakes

Audi Q3. Overview - Front Brakes, 1LA, 1ZT Brakes

1 - Brake Pad Springs

  • Replace when pads are replaced.
  • Make sure then fits correctly inside the brake caliper

2 - Bracket

  • For brake hose

3 - Bolt

  • 8 Nm

4 - Brake Hose

  • Tightening specification: brake hose to brake caliper, 15 Nm
  • Make sure the brake hose is routed correctly. Make sure the brake hose is not blocked, bent or rubbing against the vehicle.
  • Replace if damaged
  • Make sure that lugs are properly seated in grooves in bracket.

5 - Rivet

6 - Bracket

  • For brake hose

7 - Brake Line

  • Tightening specification, brake line to brake hose, 14 Nm

8 - Spring

  • Replace if damaged

9 - Bolt

  • 200 Nm
  • Replace after removing
  • With a washer
  • Quantity: 2

10 - Stub Axle Carrier

11 - Bracket

  • For brake hose and electrical wire

12 - Bolt

  • 8 Nm

13 - Cover Plate

  • Removing and installing

14 - Bolt

  • 12 Nm

15 - Protective Cap

16 - Bleed Screw

  • 13 Nm

17 - Brake Rotor

  • Wear limit.
  • Allocation, refer to the Parts Catalog.
  • Must always be replaced together on both sides of the axle
  • Removing and installing, refer to → Chapter "Brake Rotor, Removing and Installing, 1LA, 1ZT Brakes".

18 - Bolt

  • 4 Nm

19 - Brake Caliper

  • May not be removed from the brake carrier, refer to → Fig. "Do Not Loosen the Brake Caliper/Brake Carrier and Tension Strut Threaded Connection"
  • Allocation, refer to the Parts Catalog.
  • Removing and installing, refer to → Chapter "Brake Caliper, Removing and Installing, 1LA, 1ZT Brakes".
  • Replacing, refer to → Chapter "Brake Caliper, Replacing, 1LA, 1ZT Brakes".
  • Servicing, refer to → Chapter "Overview - Front Brake Caliper, Eight-Piston Brake".

  Note

  • Depending on the model for each brake caliper two vibration dampers are installed.
  • Refer to → Chapter "Brake Caliper Balance Weight"

20 - Brake Pads

  • Check the brake pad thickness.
  • Must always be replaced together on both sides of the axle
  • Allocation, refer to the Parts Catalog.
  • Removing and installing, refer to → Chapter "Brake Pads, Removing and Installing, Brakes 1LA, 1ZT".
  • Note installed position: inner brake pad with brake pad wear sensor mount

21 - Brake Pad Pins

  • Replace when pads are replaced.
  • Note the installation position
  • Drive out from the outside toward the inside

Do Not Loosen the Brake Caliper/Brake Carrier and Tension Strut Threaded Connection

  Caution

There is a risk of malfunctions.

The bolts -arrows- on the brake caliper for the brake carrier -1- and the tension strut -2- may not be loosened.

Audi Q3. A46-10347

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