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Home >> Audi >> 2019 >> A3 Premium >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 47 (Mechanical Components (Brake System)) >> 46 Mechanical Components >> Front Brakes >> Overview - Front Brakes >> Overview - Front Brakes, 1LB/1LC/1LJ/1ZA/1ZD/1ZE/1ZP/1ZQ/1ZJ

Overview - Front Brakes, 1LB/1LC/1LJ/1ZA/1ZD/1ZE/1ZP/1ZQ/1ZJ

WARNING: This page is about a different variant/trim than selected.
NOTE:

Clean the bolts and nuts before reusing.

Always replace self-locking nuts and bolts.

Always replace damaged nuts and bolts.

Fig 1: Exploded View Of Front Brakes, Brakes 1LC/1LJ/1ZA/1ZD/1ZE/1ZP
GWWA46-10486Courtesy of AUDI OF AMERICA, LLC
  1. Brake Caliper
  2. Bleed Screw
    • 10 Nm
    • Before installing, thinly coat with Assembly Paste: G 052 150 A2  .
  3. Protective Cap
  4. Bolt
    • 35 Nm
  5. Bearing Bushing
  6. Guide Pin
  7. Wheel Bearing Housing
  8. Bolt
    • 200 Nm
  9. Banjo Bolt
    • 35 Nm
    • Permanent with seals
    • Clean any corrosion from the sealing surface on the brake caliper
  10. Brake Hose
    • Replace if damaged
    • Make sure the brake hose is routed correctly. Make sure the brake hose is not pinched, bent, twisted or rubbing against the vehicle.
    • Make sure that tabs are properly seated in the grooves on the bracket.
  11. Bracket
    • For the brake line/hose
  12. Brake Line
    • Brake line to brake hose tightening specification: 14 Nm
  13. Springs
    • Replace if damaged
  14. Bracket
    • For brake hose and wire
  15. Bolt
    • 8 Nm
  16. Brake Shield
  17. Brake Rotor
    • Allocation. Refer to the Parts Information.
    • Do not use excessive force to separate the brake rotor from the wheel hub. Use rust remover, if necessary, otherwise the brake rotor could be damaged.
    • Allocation. Refer to the Parts Information.
    • Refer to BRAKE ROTOR, REMOVING AND INSTALLING 
      WARNING:

      If a brake rotor is damaged or worn, check the other brake rotors for damage and wear.

  18. Bolt
    • 4.5 Nm
  19. Bolt
    • 12 Nm
  20. Brake Carrier
    • Thinly coat the contact surfaces for the brake pads with Lithium Grease: G 052 150 A2 
  21. Brake Pads
  22. Trim with Emblem
    • Equipped on some models
  23. Grommet
    • For equipment levels with trim

Installation Position of the Brake Pads (Depending on the Model) 

Fig 2: Installation Position of the Brake Pads (Depending on the Model)
GWWA46-10452Courtesy of AUDI OF AMERICA, LLC

Depending on the Model the Brake Pads Have Letters.

Meaning of the letters -arrows- :

G / H -  Left and Right Outer Brake Pad

K / X -  Left Inner Brake Pad

U / Y -  Right Inner Brake Pad

Pay attention when installing the brake pads (depending on the model)