Overview - Rear Brakes

Fig 1: Exploded View Of Rear Brakes

Courtesy of AUDI OF AMERICA, LLC

1. Bleed Screw
   • 11 Nm
2. Protective Cap
3. Seal
   • Replace after removing
4. Bolt
   • 13 Nm
5. Electro-Mechanical Parking Brake Motor
   • Left Parking Brake Motor -V282-
   • Right Parking Brake Motor -V283-
   • Refer to Left Parking Brake Motor -V282- /Right Parking Brake Motor -V283-, REMOVING AND INSTALLING 
6. Bolt
   • When loosening and tightening, counterhold at the guide pin
   • 35 Nm
7. Guide Pin
   • Check ease of movement
8. Clip
9. Brake Pad Wear Indicator Wire
   • With Right Rear Brake Pad Wear Sensor -G37-
   • Only for right inner brake pad
   • Replace when replacing the brake pads.
   • Refer to BRAKE PAD WEAR INDICATOR WIRE, REMOVING AND INSTALLING 
10. Bolt
    • Replace after removing
    • 100 Nm +90°
11. Brake Hose
    • Pay attention to the correct routing: make sure the brake hose is not blocked, bent or rubbing against the vehicle
    • Replace if damaged
    • Make sure that tabs are properly seated in the grooves on the bracket.
12. Bracket
    • For the brake line/hose
13. Brake Line
    • Brake line to brake hose tightening specification: 14 Nm
14. Spring
    • Replace if damaged
15. Bolt
    • 20 Nm
16. Banjo Bolt
    • Permanent with seals
    • Check for damage
    • Replace together with the brake hose
    • Clean any corrosion from the sealing surface on the brake caliper
    • 35 Nm
17. Brake Shield
    • Two versions depending on the model
    • Refer to BRAKE SHIELD, REMOVING AND INSTALLING 
18. Bolt
    • 10 Nm
19. Brake Rotor
    • Allocation. Refer to the appropriate Electronic Parts Information.
    • Wear limit specified on the brake rotor
    • Refer to BRAKE ROTOR, CHECKING, STEEL BRAKES
    • Always replace on both sides of the axle.
    • When replacing the brake rotors, also replace the brake pads.
    • Refer to BRAKE ROTOR, REMOVING AND INSTALLING 
20. Bolt
    • 8 Nm
21. Brake Pad Springs
    • Installed, depending on the version
    • Allocation. Refer to the appropriate Electronic Parts Information.
22. Brake Pads
    • Allocation. Refer to the appropriate Electronic Parts Information.
    • Check the pad thickness. For the wear limit, refer to BRAKE PADS, CHECKING THICKNESS
    • Always replace on both sides of the axle.
    • Refer to BRAKE PADS, REMOVING AND INSTALLING, BRAKE CALIPER WITHOUT BRAKE PAD SPRING 

      Refer to BRAKE PADS, REMOVING AND INSTALLING, BRAKE CALIPER WITH BRAKE PAD SPRING 

    • Installation position. Refer to Fig 2.
23. Brake Carrier
    • Refer to BRAKE CARRIER, REMOVING AND INSTALLING 
24. Protective Cap
    • Replace if damaged
25. Brake Caliper
    • Refer to BRAKE CALIPER, REMOVING AND INSTALLING 
    • Refer to BRAKE CALIPER, REPLACING 
    • Servicing. Refer to BRAKE CALIPER PISTON, REMOVING AND INSTALLING .

Brake Pad Installation Position

Fig 2: Brake Pad Installation Position

Courtesy of AUDI OF AMERICA, LLC

1. Engage the inner brake pad with groove -arrow- for the brake pad wear sensor in the brake carrier
2. Engage the outer brake pad into the brake carrier