audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Removing and installing brake pads > < Front brakes C54
Brake System
Front brakes C54
Servicing front brakes

Notes:

  • ◆ Always install the complete repair kit.
  • ◆ After replacing brake pads, depress brake pedal firmly several times with vehicle stationary so that the brake pads are properly seated in the normal operating position.
  • ◆ To draw off brake fluid from the reservoir, use a bleeder bottle which is used only for brake fluid. Brake fluid is poisonous and must on no account be siphoned by mouth through a hose.
 
A46-0044
  • ◆ Brakes can be checked on all commercially available brake test stands, provided that the driving speed of the two driving rollers of the test stand does not exceed 5.5 km/h.
  • ◆ The tightening torque of the brake pipes is 15 Nm.
  • Brake hose
    • ◆ Do not disconnect brake hose when changing brake pads
  • Clamp
 
A46-0044
  • Brake pipe, 15 Nm
    • ◆ Screw into brake caliper housing
    • ◆ Screw into brake hose, counterholding at hexagon on brake hose.
  • Self-locking bolt,
    30 Nm
    • ◆ Always replace
    • ◆ When loosening and tightening counter hold on guide pin
  • Ribbed bolt, 125 Nm
    • ◆ Clean ribbing if reusing
  • Brake carrier with guide pin and protective cap
    • ◆ Supplied as replacement part assembled with sufficient quantities of grease on guide pins
 
A46-0044
  • Brake disc
    • ◆ Always replace all components on an axle
    • ◆ Remove brake caliper prior to removing
    • ◆ Always dress evenly, on both sides, starting from thickness when new

=> Brake System; Repair group 00; Technical data

  • Brake pads
    • ◆ Different versions => Parts List
    • ◆ Always replace all components on an axle
    • ◆ Removing and installing
 
A46-0044
  • Heat shield
    • ◆ Insert into piston
  • Brake caliper housing
    • ◆ Do not disconnect brake hose when changing brake pads

=> Brake System; Repair group 00; Technical data

  • Bracket
    • ◆ Bolt to brake caliper housing
  • Hexagon bolt, 10 Nm

Removing and installing brake pads > < Front brakes C54