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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Axle And Differential - Service Information (2 Of 2) >> REAR AXLE CARRIER (for AWD) >> Installation [12/2019 - ] >> Procedure

Installation [12/2019 - ]: Procedure

  1. INSTALL LOWER CONTROL ARM PIN 
    1. Secure the rear axle carrier sub-assembly in a vise using aluminum plates.
      NOTE:

      Do not overtighten the vise.

      GTY884114Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST, install a new lower control arm pin to the rear axle carrier sub-assembly as shown in the illustration.
      • SST: 09650-17011 
  2. TEMPORARILY INSTALL REAR AXLE CARRIER SUB-ASSEMBLY 
    1. Secure the rear axle carrier sub-assembly in a vise using aluminum plates.
      NOTE:

      Do not overtighten the vise.

      GTY911594Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a brass bar and a hammer, push out the bushing until it is positioned as shown in the illustration.

      HINT: 

      Pushing out the bushing makes it easier to install the rear axle carrier sub-assembly.

    3. Temporarily install the rear axle carrier sub-assembly to the rear No. 1 suspension arm assembly with the spacer and nut (A).
      NOTE:

      Fully tighten the nut (A) after stabilizing the suspension.

      GTY876783Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Temporarily install the rear axle carrier sub-assembly to the rear No. 2 suspension arm assembly with the bolt (B) and nut.
      NOTE:
      • Insert the bolt with the threaded end facing the front of the vehicle.
      • Because the nut has its own stopper, do not turn the nut. Tighten the bolt with the nut secured.
      • Fully tighten the bolt (B) after stabilizing the suspension.
    5. Temporarily install the rear axle carrier sub-assembly to the rear upper control arm assembly with the bolt (C) and nut.
      NOTE:
      • Insert the bolt with the threaded end facing the rear of the vehicle.
      • Because the nut has its own stopper, do not turn the nut. Tighten the bolt with the nut secured.
      • Fully tighten the bolt (C) after stabilizing the suspension.
    6. Install the rear axle carrier sub-assembly to the rear lower shock absorber bracket sub-assembly with the 2 bolts (D).

      Torque: 147 N.m (1499 kgf/cm, 108 ft.lbf) 

    7. Slowly lower the rear No. 2 suspension arm assembly.
  3. INSTALL REAR TRAILING ARM ASSEMBLY 

    Refer to PROCEDURE - Step 1

  4. INSTALL REAR AXLE HUB AND BEARING ASSEMBLY 

    Refer to PROCEDURE - Step 1

  5. INSTALL REAR DISC 

    Refer to PROCEDURE - Step 1

  6. INSTALL REAR DISC BRAKE CYLINDER MOUNTING WITH BRAKE PAD 

    Refer to PROCEDURE - Step 10 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 10 [10/2022 - 11/2023] , or refer to PROCEDURE - Step 10 [11/2023 - ]

  7. INSTALL REAR DISC BRAKE CYLINDER ASSEMBLY 

    Refer to PROCEDURE - Step 11 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 11 [10/2022 - 11/2023] , or refer to PROCEDURE - Step 11 [11/2023 - ]

  8. INSTALL REAR SKID CONTROL SENSOR 

    Refer to PROCEDURE - Step 14

  9. INSTALL NO. 2 PARKING BRAKE WIRE ASSEMBLY 
    1. Install the No. 2 parking brake wire assembly to the rear trailing arm assembly with the 3 bolts.
      GTY865255Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Bolt (A) 

      Torque: 15 N.m (153 kgf/cm, 11 ft.lbf) 

      Bolt (B) 

      Torque: 8.5 N.m (87 kgf/cm, 75 in.lbf) 

    2. Install the No. 2 parking brake wire assembly to the rear axle carrier sub-assembly with the bolt.

      Torque: 15 N.m (153 kgf/cm, 11 ft.lbf) 

    3. Connect the No. 2 parking brake wire assembly connector to the rear skid control sensor.
    4. Connect the No. 2 parking brake wire assembly connector to the parking brake actuator assembly.
  10. INSTALL REAR FLEXIBLE HOSE 
    1. Install the rear flexible hose to the rear upper control arm assembly with the bolt.

      Torque: 18.8 N.m (192 kgf/cm, 14 ft.lbf) 

  11. INSTALL REAR AXLE SHAFT NUT 
    1. Clean the threaded parts on the rear drive shaft assembly and a new rear axle shaft nut using non-residue solvent.
      NOTE:
      • Be sure to perform this work even when using a new rear drive shaft assembly.
      • Keep the threaded parts free of oil and foreign matter.
    2. Using a 30 mm deep socket wrench, temporarily install the rear axle shaft nut.

      Torque: 294 N.m (2998 kgf/cm, 217 ft.lbf) 

      HINT: 

      Keep depressing the brake pedal to prevent the rear drive shaft assembly from rotating.

    3. Using a chisel and hammer, stake the rear axle shaft nut.
      GTY911649Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. STABILIZE SUSPENSION 

    Refer to PROCEDURE - Step 3

  13. INSTALL REAR UPPER CONTROL ARM ASSEMBLY 
    1. Install the rear upper control arm assembly to the rear axle carrier sub-assembly with the bolt.

      Torque: 110 N.m (1122 kgf/cm, 81 ft.lbf) 

      NOTE:

      Because the nut has its own stopper, do not turn the nut. Tighten the bolt with the nut secured.

  14. INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY 
    1. Install the rear No. 1 suspension arm assembly with the nut.

      Torque: 135 N.m (1377 kgf/cm, 100 ft.lbf) 

      GTY911593Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY 
    1. Install the rear No. 2 suspension arm assembly (rear axle carrier sub-assembly side) with the bolt.

      Refer to PROCEDURE - Step 8 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 8 [10/2022 - ]

  16. INSTALL REAR SUSPENSION ARM COVER 

    Refer to PROCEDURE - Step 9 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 9 [10/2022 - ]

  17. INSTALL REAR WHEEL 

    Refer to PROCEDURE - Step 1 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 1 [10/2022 - ]

  18. 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 [12/2019 - 11/2023] , or refer to PROCEDURE - Step 2 [11/2023 - ]

    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 - ]

  19. INSPECT AND ADJUST REAR WHEEL ALIGNMENT 

    Refer to ADJUSTMENT [12/2019 - 09/2020] , or refer to ADJUSTMENT [09/2020 - 10/2022] , or refer to ADJUSTMENT [10/2022 - 11/2023] , or refer to ADJUSTMENT [11/2023 - 11/2024] , or refer to ADJUSTMENT [11/2024 - ]

  20. CHECK FOR SPEED SENSOR SIGNAL 

    for HV Model: Refer to TEST MODE PROCEDURE [12/2019 - 11/2023] , or refer to TEST MODE PROCEDURE [11/2023 - ]

    for Gasoline Model: Refer to TEST MODE PROCEDURE [12/2019 - 11/2023] , or refer to TEST MODE PROCEDURE [11/2023 - ]

  21. PERFORM INITIALIZATION 
    Parking Assist Monitor System Refer to CALIBRATION [12/2019 - 10/2022] , or refer to CALIBRATION [10/2022 - ]
    Panoramic View Monitor System Refer to CALIBRATION [12/2019 - 10/2022] , or refer to CALIBRATION [10/2022 - 11/2023] , or refer to CALIBRATION [11/2023 - ]
    Lighting System (EXT) (w/ AFS) Refer to INITIALIZATION [12/2019 - 11/2023] , or refer to INITIALIZATION [11/2023 - ]