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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Axle And Differential - Service Information (1 Of 2) >> Rear Axle Hub Bolt >> Replacement [10/2022 - 11/2023] >> Procedure

Replacement [10/2022 - 11/2023]: Procedure

  1. DISABLE BRAKE CONTROL (for HV Model) 

    Refer to PROCEDURE - Step 4

  2. REMOVE REAR WHEEL 

    Refer to PROCEDURE - Step 1

  3. DISCONNECT NO. 2 PARKING BRAKE WIRE ASSEMBLY 

    Refer to PROCEDURE - Step 4

  4. SEPARATE REAR DISC BRAKE CYLINDER ASSEMBLY 
    1. Hold the 2 rear disc brake cylinder slide pins and remove the 2 bolts and separate the rear disc brake cylinder assembly.
      NOTE:

      Use wire or an equivalent tool to keep the rear disc brake cylinder assembly from hanging by the rear flexible hose.

  5. REMOVE REAR DISC BRAKE CYLINDER MOUNTING WITH BRAKE PAD 
    1. Remove the 2 bolts and rear disc brake cylinder mounting with the 2 rear disc brake pads from the rear axle carrier sub-assembly.
  6. REMOVE REAR DISC 

    Refer to PROCEDURE - Step 16

  7. REMOVE REAR AXLE HUB BOLT 
    1. Temporarily install 2 service nuts to the rear axle hub bolts as shown in the illustration.

      Recommended Service Nut

      Thread diameter: 12.0 mm (0.472 in.)

      Thread pitch: 1.5 mm (0.0591 in.)

      NOTE:

      Install the service nuts to prevent damage to the rear axle hub bolts.

      GTY918842Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Service Nut
    2. Using SST and a screwdriver or an equivalent tool to hold the rear axle hub and bearing assembly, remove the rear axle hub bolt.
      • SST: 09628-10011 
      NOTE:

      Do not damage the threads of the rear axle hub bolts.

  8. INSTALL REAR AXLE HUB BOLT 
    1. Temporarily install a new rear axle hub bolt to the rear axle hub and bearing assembly.
      GTY925434Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Service Nut
      *b Washer
    2. Install a washer and service nut to the rear axle hub bolt as shown in the illustration.

      Recommended Service Nut

      Thread diameter: 12.0 mm (0.472 in.)

      Thread pitch: 1.5 mm (0.0591 in.)

      HINT: 

      Recommended washer thickness is 5 mm (0.197 in.) or more.

    3. Using a screwdriver or an equivalent tool to hold the rear axle hub and bearing assembly, install the rear axle hub bolt by tightening the service nut.
      NOTE:
      • Install the service nuts to prevent damage to the rear axle hub bolts.
      • Do not damage the threads of the rear axle hub bolts.
    4. Remove the 3 service nuts and washer from the 3 rear axle hub bolts.
  9. INSTALL REAR DISC 

    Refer to PROCEDURE - Step 1

  10. INSTALL REAR DISC BRAKE CYLINDER MOUNTING WITH BRAKE PAD 
    1. Install the rear disc brake cylinder mounting with the 2 rear disc brake pads to the rear axle carrier sub-assembly with the 2 bolts.

      Torque: 150 N.m (1530 kgf/cm, 111 ft.lbf) 

      NOTE:

      Keep the friction surfaces of the rear disc brake pads and rear disc free from oil and grease.

  11. INSTALL REAR DISC BRAKE CYLINDER ASSEMBLY 
    1. Hold the 2 rear disc brake cylinder slide pins, and install the rear disc brake cylinder assembly to the rear disc brake cylinder mounting with 2 new bolts.

      Torque: 34.3 N.m (350 kgf/cm, 25 ft.lbf) 

  12. CONNECT NO. 2 PARKING BRAKE WIRE ASSEMBLY 

    Refer to PROCEDURE - Step 2

  13. INSTALL REAR WHEEL 

    Refer to PROCEDURE - Step 1

  14. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL (for HV Model) 
    1. Connect the reservoir level switch connector.
    2. Install the brake master cylinder reservoir assembly to the reservoir bracket with the bolt and nut.

      Torque: 9.0 N.m (92 kgf/cm, 80 in.lbf) 

    3. Engage the clamp to install the wire harness to the brake master cylinder reservoir assembly.
    4. Connect the cable to the negative (-) auxiliary battery terminal.

      Refer to PROCEDURE - Step 2

    5. Turn the ignition switch to ON (READY).
    6. Depress the brake pedal and release it.
    7. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [12/2019 - ]