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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 79 (Hybrid Transaxle System / Rear Traction Motor (Q610) - Service Information) >> Rear Traction Motor >> Removal [10/2022 - 11/2023] >> Procedure

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

WARNING: This page is about a different variant/trim than selected.
  1. PERFORM RESOLVER INITIALIZATION 
    NOTE:

    If it is necessary to replace the rear traction motor with transaxle assembly, make sure to perform resolver initialization before starting work.

    Refer to UTILITY [12/2019 - 11/2023]

  2. REMOVE REAR SUSPENSION MEMBER SUB-ASSEMBLY 

    Refer to REMOVAL [10/2022 - 11/2023]

  3. REMOVE REAR TRACTION MOTOR CABLE 
    WARNING:

    Be sure to wear insulated gloves.

    HINT: 

    Unnecessary to remove the rear traction motor cable unless inspection or replacement.

    1. Clean the area around the rear traction motor cable.
      NOTE:

      Dust or other foreign matter entering the terminal when installing the rear traction motor cable may cause a short or electrical leakage.

    2. Remove the 4 bolts of the rear traction motor cable.
      GTY1111441Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Slide the cover on the top side of the rear traction motor cable.
      GTY1115025Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Slide cover on top side
    4. Disengage the 2 claws to remove the motor cable terminal cap from the rear traction motor with transaxle assembly.
      GTY1118115Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Using an insulated tool, remove the 3 bolts and rear traction motor cable from the rear traction motor with transaxle assembly.
      GTY1111440Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:
      • Protect the rear traction motor cable with a plastic bag or other protective material until immediately before reconnection.
      • Do not allow foreign matter or water to enter the rear traction motor cable terminal or installation area.
      • Do not touch the rubber seal and terminals of the rear traction motor cable.
        GTY1112493Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Rubber Seal
        *b Terminal
    6. Protect the opening where the rear traction motor cable was removed with protective tape (non-residue type) to prevent the entry of foreign matter or water.
      GTY1111439Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE REAR TRACTION MOTOR WITH TRANSAXLE ASSEMBLY 
    1. Using 2 straps, hold the rear traction motor with transaxle assembly.
      WARNING:
      • Do not lift the rear traction motor with transaxle assembly more than necessary.
      • When lifting the rear traction motor with transaxle assembly, make sure it is well balanced.
    2. Remove the 3 bolts, 2 upper differential mount stoppers, 2 lower differential mount stoppers and rear traction motor with transaxle assembly from the rear suspension member sub-assembly.
      GTY930348Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Upper Differential Mount Stopper *2 Lower Differential Mount Stopper
      NOTE:
      • Be careful not to drop the rear traction motor with transaxle assembly.
      • Be careful not to damage the installation surfaces of the rear traction motor with transaxle assembly when removing it.
  5. REMOVE WIRE HARNESS CLAMP BRACKET 
    1. Remove the 2 bolts and wire harness clamp bracket from the rear traction motor with transaxle assembly.
      GTY918434Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE FRONT DIFFERENTIAL SUPPORT ASSEMBLY 
    1. Remove the 2 bolts and front differential support assembly from the rear traction motor with transaxle assembly.
      GTY918432Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE DIFFERENTIAL SUPPORT 
    1. Remove the 3 bolts and differential support from the rear traction motor with transaxle assembly.
      GTY918431Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE REAR TRACTION MOTOR FILLER PLUG 
    1. Using a 10 mm hexagon socket wrench, remove the rear traction motor filler plug and gasket from the rear traction motor with transaxle assembly.
      GTY849213Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE DIFFERENTIAL SUPPORT PROTECTOR 

    HINT: 

    Perform this procedure only when replacement of the differential support protector or front differential support assembly is necessary.

    1. Remove the 2 bolts and differential support protector from the front differential support assembly.
      GTY918430Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002