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Home >> Toyota >> 2021 >> Land Cruiser Base >> Repair and Diagnosis >> Suspension >> Wheel Alignment >> Wheel Alignment - Service Information >> Front Wheel Alignment >> Adjustment [08/2015 - 08/2016] >> Procedure

Adjustment [08/2015 - 08/2016]: Procedure

  1. INSPECT TIRE 
    1. Inspect the tires (Refer to INSPECTION [08/2015 - ] ).
  2. MEASURE VEHICLE HEIGHT 
    NOTE:

    Before inspecting the wheel alignment, adjust the vehicle height to the specification.

    1. GTY607306Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Press down on the vehicle several times to stabilize the suspension, and then measure the vehicle height.

      Standard Vehicle Height (Unloaded Vehicle)

      - Front A - B Rear C - D
      Option Less 87.0 mm (3.43 in.) 75.0 mm (2.95 in.)
      Full Option 89.8 mm (3.54 in.) 77.6 mm (3.06 in.)

      Measuring points

      Ground clearance of the front drive shaft center

      Ground clearance of the front adjusting cam bolt center

      Ground clearance of the rear axle shaft center

      Ground clearance of the rear lower control arm front side center

      If the vehicle height is not as specified, adjust the height by pressing down on the vehicle several times to stabilize the suspension.

      NOTE:

      The standard value shown here is a value that is used for adjusting the wheel alignment and does not indicate the height of an actual vehicle.

  3. INSPECT CAMBER, CASTER AND STEERING AXIS INCLINATION 
    GTY549499Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Install a camber-caster-kingpin gauge or place the front wheels on the center of a wheel alignment tester.
    2. Inspect the camber, caster and steering axis inclination.

      Standard Camber Inclination (Unloaded Vehicle)

      - Camber Inclination
      Option Less Camber
      Left - right error
      0°20' +/-45' (0.34° +/-0.75°)
      45' (0.75°) or less
      Full Option Camber
      Left - right error
      0°17' +/-45' (0.28° +/-0.75°)
      45' (0.75°) or less

      Standard Caster Inclination (Unloaded Vehicle)

      - Caster Inclination
      Option Less Caster
      Left - right error
      2°52' +/-45' (2.86° +/-0.75°)
      45' (0.75°) or less
      Full Option Caster
      Left - right error
      2°56' +/-45' (2.93° +/-0.75°)
      45' (0.75°) or less

      Standard Steering Axis Inclination (Unloaded Vehicle)

      - Steering Axis Inclination: Reference
      Option Less Steering Axis 12°38' (12.64°)
      Full Option Steering Axis 12°43' (12.71°)

      HINT: 

      The steering axis inclination is a reference value.

  4. ADJUST CAMBER AND CASTER 

    HINT: 

    After the camber has been adjusted, inspect the toe-in.

    1. Loosen the front adjusting cam bolt and rear adjusting cam nut.
    2. Turn the front adjusting cam and rear adjusting cam in both directions, and adjust the camber and caster to the center value.

      HINT: 

      • The camber and caster should be as close as possible to the center value.
      • Adjust the camber and caster within +/- 30'.
        GTY539173Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. GTY541679Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Read the adjustment chart (example).

      1. Find the wheel alignment standard value applicable for the particular model.
      2. Mark the selected standard value on the adjustment chart.

        Standard Value (Reference)

        Camber Caster
        0°00' (0.00°) 4°00' (4.00°)
      3. Mark the alignment value measured when the vehicle is unloaded on the adjustment chart.

        Measured Value (Reference)

        Camber Caster
        0°11' (0.18°) 4°38' (4.63°)
      4. As shown in the chart, read the distance from the marked point to 0, and adjust the front and/ or rear adjusting cams accordingly.

        Amount to Turn Adjusting Cams (by Gradation)

        Front Adjusting Cam Rear Adjusting Cam
        +3.0 -2.0
        GTY596066Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. INSPECT TOE-IN 
    GTY594839Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Bounce the vehicle up and down at the corners to stabilize the suspension and inspect the toe-in.

      Standard Toe-in (Unloaded Vehicle)

      Item Standard Toe-in
      Toe-in
      (total)
      B - A: 3 +/-2 mm (0.118 +/-0.0787 in.)
      1. If the toe-in is not as specified, adjust it at the rack ends.
  6. ADJUST TOE-IN 
    1. Release the rack boot set clips.
    2. Loosen the tie rod end lock nuts.
    3. Turn the right and left rack ends by an equal amount to adjust the toe-in to the center value.
    4. GTY552787Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Check that the length of the right and left rack ends are approximately the same.

      Standard difference

      0 +/-1 mm (0 +/-0.0394 in.) or less

    5. Tighten the tie rod end lock nuts.

      Torque: 82 N*m (836 kgf*cm, 60 ft.*lbf) 

    6. Place the boots on the seats and install the clips.

      HINT: 

      Make sure that the boots are not twisted.

  7. INSPECT WHEEL ANGLE 
    1. Turn the steering wheel to the left and right full lock positions, and measure the turning angle.
      GTY606018Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Wheel Turning Angle (Unloaded Vehicle)

      - Inside Wheel Angle Outside Wheel Angle: Reference
      Option Less 33°35' to 36°35'
      (33.58° to 36.58°)
      32°29'
      (32.49°)
      Full Option 33°34' to 36°34'
      (33.56° to 36.56°)
      32°24'
      (32.40°)

      If the right and left inside wheel angles differ from the specified range, check the right and left rack end lengths.

  8. PLACE FRONT WHEELS FACING STRAIGHT AHEAD 
  9. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:
    • When disconnecting the cable, some systems need to be initialized after the cable is reconnected (Refer to INITIALIZATION [08/2015 - 08/2017] ).
    • Disconnect the cable from the negative battery terminal for 2 seconds or more.
  10. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected (Refer to INITIALIZATION [08/2015 - 08/2017] ).

  11. PERFORM YAW RATE AND DECELERATION SENSOR ZERO POINT CALIBRATION 
    1. Perform the yaw rate and deceleration sensor zero point calibration (Refer to CALIBRATION [08/2015 - 08/2017] ).