REAR DIFFERENTIAL CARRIER ASSEMBLY(for Torque Vectoring Differential) REMOVAL

PROCEDURE


  1. PRECAUTION

    Note

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

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  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

    Note

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

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  3. DRAIN TORQUE TRANSFER MODULE FLUID

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  4. DRAIN DIFFERENTIAL OIL

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  5. REMOVE NO. 1 LUGGAGE COMPARTMENT TRIM COVER

    w/o Spare Tire: Click here

    w/ Spare Tire: Click here

  6. REMOVE SPARE WHEEL COVER TRAY (w/o Spare Tire)

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  7. REMOVE REAR LUGGAGE COMPARTMENT TRIM COVER

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  8. REMOVE NO. 1 LUGGAGE COMPARTMENT LIGHT ASSEMBLY

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  9. REMOVE FRONT UPPER LUGGAGE COMPARTMENT TRIM COVER

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  10. REMOVE FRONT LUGGAGE COMPARTMENT TRIM COVER

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  11. SEPARATE LUGGAGE COMPARTMENT TRIM COVER RH

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  12. REMOVE NO. 1 FLOOR UNDER COVER ASSEMBLY

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  13. DISCONNECT NO. 4 FLOOR WIRE


    1. Disengage the clamp.

      B0066ADC01
      *a Connector (A) *b Connector (B)
      *c Lock - -

    2. Disconnect the connector (A).

    3. Using a screwdriver, release the 2 locks and disconnect the 2 connectors (B) as shown in the illustration.

      Tech Tips

      When disconnecting the connector with lock lever, pull out the lock of the lock lever, disengage the claw and turn the lock lever to disconnect the connector as shown in the illustration.

    4. B00679B

      Disengage the 2 clamps.

    5. B0065BUC01
      B0067U9 Grommet
      B00679M Nut

      Disengage the grommet.

    6. Disengage the 2 clamps.

    7. Remove the nut and disconnect the No. 4 floor wire.

    8. Pass the No. 4 floor wire through the grommet hole to the outside of the vehicle.

      Tech Tips

      Use wire or an equivalent tool to keep the No. 4 floor wire from hanging from the vehicle body.

  14. REMOVE REAR SUSPENSION MEMBER SUB-ASSEMBLY

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  15. REMOVE NO. 4 FLOOR WIRE


    1. Remove the 6 bolts.

      B00672MC01
      *a Connector (A) *b Connector (B)
      *c Lock - -

    2. Disengage the 2 clamps.

    3. Disconnect the 2 connectors (A).

    4. Using a screwdriver, release the 2 locks and disconnect the 2 connectors (B) as shown in the illustration to remove the No. 4 floor wire.

      Tech Tips

      When disconnecting the connector with lock lever, pull out the lock of the lock lever, disengage the claw and turn the lock lever to disconnect the connector as shown in the illustration.

  16. REMOVE REAR SUSPENSION ARM BRACKET ASSEMBLY

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  17. REMOVE TORQUE VECTORING DIFFERENTIAL FDU (FINAL DRIVE UNIT)

    Note


    • Do not damage the installation surface when removing the torque vectoring differential FDU (Final Drive Unit).

    • The remaining oil may leak out when removing the torque vectoring differential FDU (Final Drive Unit).

    • Securely support the torque vectoring differential FDU (Final Drive Unit) while performing this step to avoid excessively tilting or dropping the torque vectoring differential FDU (Final Drive Unit).

    • Remove the bolts with the torque vectoring differential FDU (Final Drive Unit) secured.


    1. B00688XC01
      *a Attachment

      Support the torque vectoring differential FDU (Final Drive Unit) with 4 attachments or equivalent tools as shown in the illustration.

      CAUTION:

      The torque vectoring differential FDU (Final Drive Unit) is a heavy component. Make sure that it is supported securely.

      Note

      Use attachments or equivalent tools to keep the torque vectoring differential FDU (Final Drive Unit) level.

    2. B00681Q

      Using a 12 mm hexagon socket wrench, remove the 3 bolts.

    3. B0065R2

      Remove the 2 bolts and 2 rear lower differential mount stoppers.

      Tech Tips

      As there are 2 types of bolts (front side), the same type bolt must be used during removal and installation.

      B0066I7C02
      *A Bolt Type A
      *B Bolt Type B

    4. Remove the rear suspension member sub-assembly from the torque vectoring differential FDU (Final Drive Unit).

    5. B0067GU

      Remove the 2 rear upper differential mount stoppers.

  18. REMOVE REAR DIFFERENTIAL FILLER PLUG (for Upper Side)


    1. B00686B

      Using an 8 mm hexagon socket wrench, remove the 3 rear differential filler plugs from the torque vectoring differential FDU (Final Drive Unit).

  19. REMOVE REAR DIFFERENTIAL BREATHER PLUG


    1. B00671P

      Remove the rear differential breather plug from the rear differential carrier.

      Tech Tips

      Use the same procedure for the other side.

    2. B0065N3

      Remove the rear differential breather plug from the rear differential carrier cover.

  20. REMOVE REAR DIFFERENTIAL CARRIER COVER


    1. B0066X3

      Remove the 8 bolts.

    2. B006584

      Using a brass bar and a hammer, remove the rear differential carrier cover from the rear differential carrier.

      Note


      • Place the brass bar onto the corners of the rear differential carrier cover.

      • Do not damage the contact surface.

  21. INSPECT RUNOUT OF DIFFERENTIAL RING GEAR


    1. B0065PY

      Set a dial indicator perpendicular to the end of the differential ring gear face.

    2. Rotate the differential ring gear and measure the runout.

      Maximum Runout
      0.05 mm (0.00197 in.)

      If the runout is more than the maximum, replace the torque vectoring differential FDU (Final Drive Unit).

  22. INSPECT DIFFERENTIAL RING GEAR BACKLASH


    1. B0065AA

      While holding the rear drive pinion companion flange, rotate the differential ring gear and measure the ring gear backlash.

      Standard Backlash
      0.08 to 0.13 mm (0.00315 to 0.00511 in.)

      If the ring gear backlash is not within the specified range, replace the torque vectoring differential FDU (Final Drive Unit).

  23. INSPECT TOOTH CONTACT BETWEEN RING GEAR AND DRIVE PINION


    1. B00677U

      Coat 3 or 4 teeth at 3 different positions on the differential ring gear with Prussian blue.

    2. Rotate the differential ring gear in both directions.

    3. Inspect the tooth contact pattern.

      B0067A6C01
      *a Proper Contact *b Heel Contact
      *c Face Contact *d Toe Contact
      *e Flank Contact - -

      Note

      Check the tooth contact pattern at 4 or more positions around circumference of the differential ring gear.

      If the teeth are not contacting properly, replace the torque vectoring differential FDU (Final Drive Unit).

  24. INSPECT DIFFERENTIAL SIDE GEAR BACKLASH


    1. B0067SK

      Place a dial indicator on the tip of a side gear tooth at a right angle. Hold the pinion gear in the rear differential case sub-assembly and check that the backlash is 0 mm (0 in.).

      If the result is not as specified, replace the torque vectoring differential FDU (Final Drive Unit).

  25. INSPECT RUNOUT OF DIFFERENTIAL DRIVE PINION


    1. B00677KC01
      *a 10 mm (0.394 in.)

      Using a dial indicator, measure the runout of the differential drive pinion at a position 10 mm (0.394 in.) away from the end of the differential drive pinion.

      Maximum Runout
      0.08 mm (0.00315 in.)

      If the runout is more than the maximum, replace the torque vectoring differential FDU (Final Drive Unit).

  26. INSPECT TOTAL PRELOAD


    1. Turn the bearing clockwise and counterclockwise several times to stabilize it.

    2. B00687EN01

      Using SST and a torque wrench, turn the differential drive pinion continuously at a rate of 1 second per turn and measure the total preload.

      SST
      09229-55010
      Standard Total Preload
      4.38 N*m (45 kgf*cm, 39 in.*lbf) or less

      If the total preload is not within the specified range, replace the torque vectoring differential FDU (Final Drive Unit).

  27. REMOVE REAR DRIVE SHAFT OIL SEAL LH


    1. B00676EC01
      *1 Rear Drive Shaft Oil Seal LH

      Using SST, remove the rear drive shaft oil seal LH.

      SST
      09308-00010

  28. REMOVE REAR DRIVE SHAFT OIL SEAL RH

    Tech Tips

    Use the same procedure as for the LH side.

  29. REMOVE TORQUE TRANSFER MODULE MOTOR SUB-ASSEMBLY (for LH Side)


    1. B0067EH

      Disconnect the connector.

    2. B0066ZH

      Disengage the claw and separate the connector.

    3. Remove the 2 bolts and torque transfer module motor sub-assembly.

    4. B0067Q5C01
      *a Protective Tape

      Using a screwdriver with its tip wrapped with protective tape, remove the O-ring.

      Note

      Do not damage the torque transfer module motor sub-assembly installation surface.

  30. REMOVE TORQUE TRANSFER MODULE MOTOR SUB-ASSEMBLY (for RH Side)

    Tech Tips

    Use the same procedure as for the LH side.

  31. REMOVE TEMPERATURE SENSOR (for LH Side)


    1. B0065ID

      Using a 22 mm deep socket wrench, remove the temperature sensor and gasket.

  32. REMOVE TEMPERATURE SENSOR (for RH Side)

    Tech Tips

    Use the same procedure as for the LH side.