Audi Workshop Service and Repair Manuals

Special tools and workshop equipment required

• ◆ V.A.G 1331 Torque wrench
• ◆ V.A.G 1332 Torque wrench
• ◆ V.A.G 1410 Torque wrench
• ◆ V.A.G 1869/2 Brake pedal depressor

Notes:

• ◆ 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.
• ◆ Brake pedal depressor VAG 1869/2 must be fitted before removing a brake caliper or disconnecting a brake hose from the brake caliper.

• Cross-head screw, 4 Nm

• Brake disc
• ◆ Thickness 9 mm
• ◆ Wear limit 7 mm
• ◆ When worn, always renew both sides
• Cap
• ◆ Removing and installing

=> Running gear, Axles, Steering; Repair group 42; Servicing wheel bearings; Removing and installing wheel bearing/wheel hub unit, vehicles with disc brakes

• Double hexagon nut, self-locking, 175 Nm
• ◆ Renew each time after removing
• Wheel hub with wheel bearing and rotor
• ◆ Replace only as complete unit
• ◆ Removing and installing

=> Running gear, Axles, Steering; Repair group 42; Servicing wheel bearings; Removing and installing wheel bearing/wheel hub unit, vehicles with disc brakes

• Hexagon bolt, 60 Nm
• ◆ With dished washer
• Cover plate
• Stub axle
• Handbrake cable
• ◆ Adjusting handbrake
  .
• Axle beam
• ABS speed sensor
• ◆ Before inserting sensor, clean fitting hole inner surface and coat with lubricating paste G 000 650.
• Hexagon socket-head bolt
  8 Nm
• Hexagon socket head bolt,
  65 Nm

• Brake carrier with guide pin and protective cap
• ◆ Supplied as replacement part assembled with sufficient quantities of grease on guide pins
• ◆ If protective caps or guide pins are damaged, install repair kit. Use grease sachet supplied to lubricate guide pins.
• Brake hose/brake pipe
• ◆ With banjo bolt and sealing rings
• ◆ Tightening torque of banjo bolt to brake caliper 35 Nm
• ◆ Do not disconnect brake hose when changing brake pads
• Hexagon bolt, Self-locking, 35 Nm
• ◆ Replace

• Brake caliper
• ◆ Do not disconnect brake hose when changing brake pads
• ◆ Removal:
• ‒ Brake pads -Item 46-52
• ‒ Fit brake pedal depressor V.A.G 1869/2
• ‒ Brake hose -Item 15- Detach from brake caliper
• ◆ Installation:
• ‒ Brake pads -Item 46-54
• ‒ Brake hose -Item 15- Attach to brake caliper
• ‒ Remove brake pedal depressor V.A.G 1869/2.
• ‒ Bleed brake system
• ◆ Repairing => Page 47-13
• ◆ The handbrake cable must be adjusted following repair or replacement.
• ◆ Adjusting handbrake

• Brake pads
• ◆ Thickness 12 mm
• ◆ Checking thickness:

=> Maintenance manual; Description of operations; Front and rear brake pads: check thickness

• ◆ Always replace all components on an axle
• ◆ Removing and installing
  .
• ◆ Wear limit: 7.5 mm including backplate
• ◆ Before fitting the pads, clean the pad guide surfaces and apply a coat of lithium grease G 052 142 A2.

• Pad retaining spring
• ◆ Always replace when changing pads