Overview - Front Brakes 1LJ, 1LL, 1ZA And 1ZC: Notes

Fig 1: Exploded View Of FRONT BRAKES (1LJ, 1LL, 1ZA AND 1ZC)

Courtesy of AUDI OF AMERICA, LLC

1. Brake Shield
   • Refer to BRAKE SHIELD, REMOVING AND INSTALLING 
2. Wheel Bearing Housing
3. Bracket
   • For brake hose
4. Bolt
   • 10 Nm 
     NOTE:

     Clean bolts before reusing.

     Replace damaged bolts.

     Always replace self-locking bolts.

5. Bracket
   • For brake hose
6. Rivet
7. Bracket
   • For the brake line/hose
   • On the body
8. Spring
   • Replace if damaged
9. Brake Line
   • 14 Nm:  Brake line to brake hose tightening specification
     CAUTION:

     Do Not Bend The Brake Line; A Damaged Brake Line Must Be Replaced.

10. Brake Hose
    • Tightening specification: brake hose to brake caliper. Refer to Figure.
    • Allocation. Refer to the Parts Information.
    • Make sure the brake hose is routed correctly. Make sure the brake hose is not blocked, bent, twisted or rubbing against the vehicle.
    • Replace if damaged
    • Make sure that tabs are properly seated in the grooves on the bracket.
      CAUTION:

      Do Not Damage The Brake Hose; A Damaged Brake Hose Must Be Replaced.

11. Bolt
    • 196 Nm 
      NOTE:

      Clean bolts before reusing.

      Replace damaged bolts.

      Always replace self-locking bolts.

12. Brake Pads
    • Checking pad thickness. Refer to the appropriate service information.
    • Always replace on both axles.
    • Allocation. Refer to the Parts Information.
    • Installation position. Refer to Figure.
    • Removing and Installing. Refer to BRAKE PADS, REMOVING AND INSTALLING .
13. Brake Pad Retaining Plate
    • Replace when pads are replaced.
    • Check for proper seating
14. Brake Pad Spring
    • Replace when pads are replaced.
    • Check for proper seating
15. Wire for Brake Pad Wear Indicator Sensor
    • With
      • Left Front Brake Pad Wear Sensor -G34-
      • Right Front Brake Pad Wear Sensor -G35-
    • For inner brake pad
    • Replace when replacing the brake pads.
16. Protective Cap
17. Bleed Screw
    • 20 Nm 
    • Before installing, thinly coat with Assembly Paste:G 052 150 A2  .
18. Brake Caliper
    • Allocation. Refer to the Parts Information.
    • Do not loosen the brake caliper/brake carrier bolted connections. Refer to Fig 2.
    • Refer to BRAKE CALIPER, REMOVING AND INSTALLING 
    • Refer to BRAKE CALIPER, REPLACING 
19. Brake Pad Retaining Plate
    • Replace when pads are replaced.
    • Check for proper seating
20. Bolt
    • 10 Nm 
      NOTE:

      Clean bolts before reusing.

      Replace damaged bolts.

      Always replace self-locking bolts.

21. Brake Rotor
    • Allocation. Refer to the Parts Information.
    • Always replace on both axles.
    • 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.

      Refer to BRAKE ROTOR, REMOVING AND INSTALLING 

22. Bolt
    • 10 Nm 
      NOTE:

      Clean bolts before reusing.

      Replace damaged bolts.

      Always replace self-locking bolts.

Do Not Loosen The Caliper/Brake Carrier Bolted Connections

Fig 2: Do not loosen the caliper/brake carrier bolted connections

Courtesy of AUDI OF AMERICA, LLC