Overview - Rear Brakes

Fig 1: Exploded View Of Rear Brakes

Courtesy of AUDI OF AMERICA, LLC

1. Bleed Screw
   • 11 Nm
   • Before installing, lightly coat with Lithium Grease: G 052 150 A2 
2. Protective Cap
3. Bolt
   • 35 Nm
   • Replace after removing.
   • When loosening and tightening, counterhold at the guide pin
   • Coat the guide pins with lithium grease before installing.
   • Self-locking
4. Seal
   • Replace after removing.
5. Bolt
   • 13 Nm
   • Replace after removing.
   • Self-locking
6. Electro-Mechanical Parking Brake Motor
   • Left Parking Brake Motor -V282-
   • Right Parking Brake Motor -V283-
   • Refer to Left Parking Brake Motor -V282- /Right Front Upper Body Vent Motor -V238-, REMOVING AND INSTALLING 
7. Guide Pin
   • Check ease of movement
   • Coat the guide pins with lithium grease before installing.
8. Clip
9. Brake Pad Wear Indicator Wire
   • Replace when replacing the brake pads.
   • With Left Rear Brake Pad Wear Sensor -G36- /Right Rear Brake Pad Wear Sensor -G37-
   • For inner brake pad
   • Refer to BRAKE PAD WEAR INDICATOR WIRE, REMOVING AND INSTALLING 
10. Protective Cap
    • Replace if damaged
11. Banjo Bolt
    • 10 Nm +45°
    • Replace together with the brake hose
    • Permanent with seals
    • Check for damage
    • Clean any corrosion from the sealing surface on the brake caliper
12. Brake Hose
    • Replace if damaged
    • Pay attention to the correct routing: make sure the brake hose is not blocked, bent or rubbing against the vehicle
    • Make sure that tabs are properly seated in the grooves on the bracket.
13. Rivet
14. Bracket
    • For the brake line/hose
    • On the body
15. Spring
    • Replace if damaged
16. Brake Line
    • Brake line to brake hose tightening specification: 14 Nm
17. Bolt
    • 20 Nm
    • Replace damaged bolts
    • Replace after removing.
    • Clean bolts before reusing
18. Bracket
    • For brake hose
19. Bolt
    • 100 Nm +90°
    • Replace after removing.
    • Self-locking
20. Wheel Bearing Housing
21. Brake Shield
    • Refer to BRAKE SHIELD, REMOVING AND INSTALLING 
22. Bolt
    • 10 Nm
23. Brake Rotor
    • 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.
    • Replace on both sides of axle if worn.
    • Refer to BRAKE ROTOR, REMOVING AND INSTALLING 

      When changing the brake pad, check the brake rotor for wear and damage.

24. Bolt
    • 10 Nm
    • Replace damaged bolts
    • Clean bolts before reusing
    • Replace the self-locking bolts after removing them
25. Brake Pads
    • Always replace on both sides of the axle
    • Check the pad thickness. Refer to BRAKE PADS, CHECKING THICKNESS .
    • Refer to BRAKE PADS, REMOVING AND INSTALLING 
    • Installation position. Refer to Fig 2.

      When changing the brake pad, check the brake rotor for wear and damage.

26. Brake Carrier
    • Delivered as an assembled replacement part with sufficient grease on the guide pins
    • Coat the guide pins with lithium grease before installing.
    • Refer to BRAKE CARRIER, REMOVING AND INSTALLING 
    • Clean the contact surfaces for the brake pads and thinly coat with Lithium Grease: G 052 150 A2 
27. Brake Caliper
    • Refer to BRAKE CALIPER, REMOVING AND INSTALLING 
    • Refer to BRAKE CALIPER, REPLACING 
    • After servicing or replacing, perform "Guided Fault Finding" using the Vehicle Diagnostic Tester.

Brake Pad Installation Position 

Fig 2: Brake Pads Installation Position

Courtesy of AUDI OF AMERICA, LLC

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