Published: 11-May-2011

2007.0 Range Rover Sport (LS), 206-00

Brake System - General Information

Front Brake Disc Runout Check - Vehicles With: High Performance Brakes (G455264)

GENERAL PROCEDURES
  • 70.12.15.01
  • Disc - front - left/each - check run out and thickness - with wheel removed
  • Without Brembo
  • 0.70
  • USED WITHINS

Special Tool(s)

E46989

100-053 (LRT-99-503)

Dial indicator gauge holding fixture

  1. E44467
    Release the brake hose bracket from the wheel knuckle.
      • Remove the bolt.
  2. E52661
    LH side only: Disconnect the brake pad wear indicator sensor.
      • Release the lead from the clips.
  3. E52662
    Remove the brake pads.
      • Remove the 2 retaining pins.
      • Remove the anti-rattle spring.
      • Withdraw the brake pads.
  4. CAUTION:

    Do not allow the brake caliper to hang on the brake hose.

    E56475
    Release the brake caliper and tie aside.
  5. E46955
    Measure the brake disc thickness at 4 points around the brake disc.
      • Renew the brake disc if the thickness is less than the service limit, or if the maximum thickness variation is exceeded. Brake disc thickness, NEW = 30 mm, Service limit = 27 mm.
  6. E46956
    Using the special tool, install a dial indicator gauge to the brake caliper lower mounting.
      • Position the dial indicator gauge plunger 5 mm in from the outer edge of the brake disc.
  7. E46957
    Install the wheel nuts.
      • Install spacer washers under the wheel nuts.
      • Tighten the wheel nuts to 140 Nm (103 lb.ft).
  8. Rotate the brake disc one revolution to measure the brake disc run-out.
      • Brake disc run-out must not exceed 0.05 mm.
  9. If the brake disc run-out is outside the limit. Remove the brake disc.
  10. Make sure the brake disc and hub mating surfaces are clean.
  11. Install the brake disc.
      • Tighten the Torx screw to 35 Nm (26 lb.ft).
  12. Install the wheel nuts.
      • Tighten the wheel nuts to 140 Nm (103 lb.ft).
      • Install spacer washers under the wheel nuts.
  13. Rotate the brake disc one revolution to measure the brake disc run-out.
      • Brake disc run-out must not exceed 0.05 mm.
  14. If the brake disc run-out is still outside the limit, install a new brake disc and/or hub.
  15. Remove the dial indicator gauge and the special tool.
  16. Secure the brake caliper to the wheel knuckle.
      • Tighten the bolts to 275 Nm (203 lb.ft).
  17. Secure the brake hose retaining bracket to the wheel knuckle.
      • Tighten the bolt to 23 Nm (17 lb.ft).
  18. WARNING:

    Do not use compressed air to clean brake components. Dust from friction materials can be harmful if inhaled.

    Clean the components.
  19. Inspect the caliper piston seals for damage.
  20. Position a bleed jar containing a small quantity of approved brake fluid. Connect the bleed tube to the bleed screw and loosen the screw.
  21. Press the pistons into the caliper housing.
      • Tighten the bleed screw to 19 Nm (14 lb.ft).
  22. Repeat the above process for the other 2 pistons.
  23. Disconnect the bleed tube and remove the jar.
  24. Install the brake pads.
      • Position the anti-rattle spring.
      • Install the pins, making sure the pin collets are fully engaged in the caliper.
  25. LH side only: Connect the brake pad wear indicator sensor.
      • Secure the lead in the clips.
  26. Install the wheels and tires.
      • Tighten the wheel nuts to 140 Nm (103 lb.ft).
  27. Depress the brake pedal several times, check the fluid level in the brake fluid reservoir and top-up with brake fluid if necessary.