LEMON Manuals: Even more car manuals for everyone
Home >> Jaguar >> 2012 >> XKR 2D Coupe >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brake System - General Information -- XK/X150 >> Brake System - General Information >> Front Brake Disc RUNOUT Check - With Wheel On - XK-RS (G1508828) >> General Procedures

General Procedures

  1. NOTE:
    • Some variation in the illustrations may occur, but the essential information is always correct.
    • RH illustration shown, LH similar
    • All measurements must taken with the wheel installed.
  2. WARNING: Make sure to support the vehicle with axle stands.

    Raise the front of the vehicle.

  3. Mount the DTI Dial Test Indicator (DTI) gauge to the bolt as shown with tool 100-053.
  4. G11511280

    Make sure the DTI is securely mounted.

  5. G11511281

    Position the DTI probe 5 mm from the outer edge of the disc.

    • Zero DTI and rotate road wheel one complete revolution to measure disc runout.
  6. G11511282

    Position the DTI probe in the centre of the disc.

    • Zero DTI and rotate road wheel one complete revolution to measure disc runout.
  7. G11511283

    Position the DTI probe 5 mm from the inner edge of the disc.

    • Zero DTI and rotate road wheel one complete revolution to measure disc runout.
  8. NOTE: The disc runout limit is 0.075 mm.

    If the disc runout exceeds the limit check the hub drive flange and bearing runout.

    For additional information, refer to: Front Wheel Bearing and Wheel Hub Runout Check - Vehicles With: High Performance Brakes (General Procedures).

  9. If hub runout is within the limit replace the brake disc.
  10. Fig 1: Road Wheel Nuts Tightening Sequence
    G11511284Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Install the wheel.

    • Tighten the road wheel nuts in sequence as shown above to the following:
    • Stage 1: 4 Nm.
    • Stage 2: 60 Nm.
    • Stage 3: 125 Nm.
  11. Re-check the disc runout as detailed above.
  12. G11511285

Remove DTI and install the bolt. 90 Nm.