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Home >> Toyota >> 2022 >> Corolla Cross L, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Automatic Transaxle System (K121 / K121F) - Service Information (1 Of 2)) >> K121F Continuously Variable Transaxle Assembly >> Removal [11/2023 - ] >> Procedure

Removal [11/2023 - ]: Procedure

WARNING: This page is about a different car, the 2025 Toyota Corolla Cross and 2024 Toyota Corolla Cross. However, it is still accessible from the selected car via links, so may be relevant.
  1. PRECAUTION 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    NOTE:

    After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal.

    Refer to BEFORE DISCONNECTING BATTERY [11/2023 - ]

  2. ALIGN FRONT WHEELS FACING STRAIGHT AHEAD 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Refer to PROCEDURE - Step 1
  3. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL 

    Refer to REMOVAL [11/2022 - ]

  4. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 8

  5. REMOVE REAR ENGINE UNDER COVER LH 

    Refer to PROCEDURE - Step 9

  6. REMOVE REAR ENGINE UNDER COVER RH 

    Refer to PROCEDURE - Step 10

  7. DRAIN ENGINE COOLANT 

    Refer to PROCEDURE - Step 1

  8. DRAIN TRANSFER OIL 

    Refer to PROCEDURE - Step 2

  9. DRAIN CONTINUOUSLY VARIABLE TRANSAXLE FLUID 

    Refer to PROCEDURE - Step 3

  10. REMOVE FRONT DRIVE SHAFT ASSEMBLY LH 

    Refer to REMOVAL [11/2022 - ]

  11. REMOVE FRONT DRIVE SHAFT ASSEMBLY RH 

    Refer to REMOVAL [11/2022 - ]

  12. REMOVE PROPELLER SHAFT WITH CENTER BEARING ASSEMBLY 

    Refer to REMOVAL [09/2021 - ]

  13. REMOVE WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY 

    Refer to REMOVAL [09/2021 - ]

  14. REMOVE WATER GUARD PLATE 

    Refer to PROCEDURE - Step 2

  15. REMOVE NO. 1 HEATER AIR DUCT SPLASH SHIELD SEAL 

    Refer to PROCEDURE - Step 3

  16. REMOVE OUTER COWL TOP PANEL SUB-ASSEMBLY 
    1. GTY1035781Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disengage the 2 clamps to separate the wire harness.
      2. w/ Windshield Deicer:

        1. Disconnect the connector.

      3. Disengage the 2 clamps to separate the wire harness.
      4. Remove the 8 bolts, 4 nuts and outer cowl top panel sub-assembly from the vehicle body.
      5. Install the 4 nuts.

        Torque: 50 N.m (510 kgf/cm, 37 ft.lbf) 

  17. REMOVE ECM 

    Refer to REMOVAL [11/2023 - ]

  18. REMOVE AUXILIARY BATTERY 

    Refer to REMOVAL [11/2022 - ]

  19. REMOVE BATTERY CLAMP SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 18

  20. DISCONNECT TRANSMISSION CONTROL CABLE ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Refer to PROCEDURE - Step 5
  21. DISCONNECT ENGINE WIRE 
    1. GTY1179540Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disconnect the connector.
      2. Remove the bolt and 2 nuts to separate the engine wire from the engine assembly.
      3. Remove the bolt to separate the engine wire from the continuously variable transaxle assembly.
      4. Disengage the 2 clamps.
      5. Disengage the claw, rotate the lever and disconnect the connector.
      6. Disconnect the 6 connectors.
      7. Remove the 2 bolts to separate the engine wire from the continuously variable transaxle assembly.
      8. Disengage the 5 clamps.
  22. DISCONNECT NO. 2 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 5

  23. DISCONNECT INLET WATER HOSE 

    Refer to PROCEDURE - Step 6

  24. REMOVE FLYWHEEL HOUSING SIDE COVER 

    Refer to PROCEDURE - Step 5

  25. DISCONNECT ENGINE WIRE 

    Refer to PROCEDURE - Step 6

  26. REMOVE STARTER ASSEMBLY 

    Refer to PROCEDURE - Step 7

  27. REMOVE FUEL DELIVERY GUARD 

    Refer to PROCEDURE - Step 45

  28. INSTALL ENGINE HANGER 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Refer to PROCEDURE - Step 46
  29. INSTALL ENGINE SUPPORT BRIDGE 
    1. GTY1035462Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Support Shaft *b Front Side Member
      *c Nut *d Cloth
      1. Install SST (engine support bridge) to the vehicle body as shown in the illustration.
        • SST: 09940-10010 
        WARNING:
        • Make sure that the front side member is free of oil and other foreign matter and that the support shaft is set toward the outer side of the front side member.
          GTY614759Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
          *a Support Shaft
          *b Front Side Member
        • If oil or other foreign matter is attached to the front side member or the support shaft is set on the inner side of the front side member, SST (engine support bridge) may fall.
        NOTE:
        • Prevent SST (engine support bridge) from contacting the vehicle body exterior and windshield glass.
        • To prevent damage to the engine hood, place pieces of cloth between the engine hood and SST (engine support bridge).
        • Lightly shake SST (engine support bridge) by hand to make sure it is securely installed before performing work.
    2. GTY1034640Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Support Shaft *b Sub Beam
      *c Front Side Member *d Threaded Portion
      1. Turn the threaded portion of each support shaft to adjust its height until the sub beams are parallel to the ground.
    3. GTY1035806Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Chain Block Assembly *b Sling Bracket
      1. Install the chain block assembly to the sling bracket.
    4. GTY1035497Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Fuse Shackle *b Shackle (A)
      *c Division Bar - -
      1. Install the division bar to the chain block assembly with the fuse shackle and shackle (A).
        WARNING:
        • Make sure the fuse shackle is on the chain block assembly side and the shackle (A) is on the division bar side as shown in the illustration so that the fuse bolt is visible and can be checked for deformation easily.
          GTY668065Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
          *a Fuse Shackle
          *b Shackle (A)
        • If the fuse shackle is installed upside down, deformation of the fuse bolt will not be visible and cannot be used to tell if the load capacity of the engine support bridge has been exceeded. If the load capacity is exceeded, it may cause the engine support bridge to damage the vehicle and the engine assembly with transaxle assembly may fall.
        • Make sure that the fuse bolt of the fuse shackle is free of damage, such as deformation or cracks. If damaged, replace the fuse shackle.
          GTY631927Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
          *a Fuse Shackle
          *b Fuse Bolt
        • If a deformed fuse bolt is used, it cannot be used to tell if the load capacity of the engine support bridge has been exceeded. If the load capacity is exceeded, it may cause the engine support bridge to damage the vehicle and the engine assembly with transaxle assembly may fall.
    5. GTY1035194Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Engine Hanger *2 No. 2 Engine Hanger
      *a Division Bar *b Shackle (A)
      *c Shackle (B) *d Chain
      1. Connect the division bar to the No. 1 engine hanger with the shackle (B).
      2. Connect the division bar to the No. 2 engine hanger with the shackle (A) and chain.
        NOTE:

        Connect the 2nd link of the chain to the No. 2 engine hanger.

    6. GTY1033588Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 120 mm (4.72 in.) or more - -
      1. Make sure the distance between the chain block assembly and suspension ring is 120 mm (4.72 in.) or more.

        HINT: 

        If the suspension height is less than 120 mm (4.72 in.), adjust the links of the chain which connect the division bar and engine hanger.

    7. GTY1034888Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Chain Block Assembly *b Main Beam
      *c Dimension (A) *d Dimension (B)
      *e Right to Left Adjustment *f Support Bracket LH
      *g Support Bracket RH *h Front to Rear Adjustment
      1. Adjust the positions of the chain block assembly, support brackets and main beam so that the chain of the chain block assembly is perpendicular to the main beam and the length of the main beam on the outer side of the support bracket LH and RH is the same as shown in the illustration.
        WARNING:
        • To prevent the engine assembly with transaxle assembly from falling, make sure that the length of dimension (A) and dimension (B) are equal.
          GTY871698Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
          *a Main Beam
          *b Sub Beam
          *c Dimension (A)
          *d Dimension (B)
        • Do not perform any procedures if the length of dimension (A) and dimension (B) are not equal.
        • Performing any procedure when the length of dimension (A) and dimension (B) are not equal may cause the engine assembly with transaxle assembly and engine support bridge to fall, possibly causing serious injury.
        NOTE:
        • Do not perform any procedures if the chain of the chain block assembly is not straight.
          GTY832088Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • When removing the engine mount, if the chain of the chain block assembly is not straight, the engine assembly or transaxle assembly may contact the vehicle body.
    8. GTY1034546Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Wing Bolt *b Bolt
      1. Confirm the appropriate installation state of the engine support bridge and tighten the 6 wing bolts and 2 bolts.

        Bolt 

        Torque: 30 N.m (306 kgf/cm, 22 ft.lbf) 

        WARNING:
        • Do not perform any procedures before tightening the bolts to the specified torque.
          GTY638600Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • Performing procedures without tightening the bolts to the specified torque, may cause the engine support bridge to fall.
    9. GTY1033892Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Turn - -
      1. Tighten the chain block assembly until it cannot be moved any further by hand.
        WARNING:
        GTY647185Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a 41 N.m (418 kgf/cm, 30 ft.lbf) or more
        • When suspending the engine assembly with transaxle assembly, do not tighten the chain block assembly more than 41 N.m (418 kgf/cm, 30 ft.lbf).
        • Tightening the chain block assembly more than 41 N.m (418 kgf/cm, 30 ft.lbf) will cause the load capacity (400 kg (881.8 lb)) to be exceeded and may cause damage to the engine support bridge and vehicle body.
  30. REMOVE FRONT SUSPENSION CROSSMEMBER SUB-ASSEMBLY 

    Refer to REMOVAL [11/2022 - ]

  31. REMOVE NO. 2 ENGINE MOVING CONTROL ROD 
    1. GTY1035596Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  32. SUPPORT TRANSAXLE ASSEMBLY 
    1. GTY1035706Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Lashing Belt - -
      1. Using a transmission jack, support the continuously variable transaxle assembly.
        NOTE:
        • Adjust the attachment of the transmission jack to securely fix the continuously variable transaxle assembly to the transmission jack.
        • Using a lashing belt or a rope, fix the continuously variable transaxle assembly to the transmission jack.
  33. REMOVE PROPELLER SHAFT HEAT INSULATOR 

    Refer to PROCEDURE - Step 4

  34. REMOVE MANIFOLD STAY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Refer to PROCEDURE - Step 11
  35. REMOVE FLYWHEEL HOUSING UNDER COVER 

    Refer to PROCEDURE - Step 42

  36. REMOVE DRIVE PLATE AND TORQUE CONVERTER ASSEMBLY SETTING BOLT 
    1. GTY1035534Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Turn the crankshaft to gain access to the 6 drive plate and torque converter assembly setting bolts and remove each drive plate and torque converter assembly setting bolt while holding the crankshaft pulley bolt with a wrench.

        HINT: 

        There will be one black colored drive plate and torque converter assembly setting bolt.

  37. REMOVE ENGINE MOUNTING INSULATOR LH 
    1. GTY1033564Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the through bolt and nut and separate the engine mounting insulator LH from the engine mounting bracket LH.
        NOTE:

        While holding the nut in place, loosen the through bolt.

      2. Remove the 4 bolts, nut and engine mounting insulator LH from the vehicle body.
  38. REMOVE CONTINUOUSLY VARIABLE TRANSAXLE ASSEMBLY 
    1. GTY1035483Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the 8 bolts and continuously variable transaxle assembly from the engine assembly.
        NOTE:

        To prevent damage to the 2 knock pins, do not pry between the continuously variable transaxle assembly and engine assembly.

        HINT: 

        • Bolt (A), (B): Remove from the continuously variable transaxle assembly side.
        • Bolt (C): Remove from the engine assembly side.
  39. REMOVE TORQUE CONVERTER ASSEMBLY 
    1. GTY1177759Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the torque converter assembly from the continuously variable transaxle assembly.
        NOTE:

        Remove the torque converter assembly from the input shaft horizontally.

      2. Drain the fluid inside the torque converter assembly (when the torque converter assembly is reusable)
        1. When reusing the torque converter assembly, temporarily leave the torque converter assembly with the drive plate and ring gear sub-assembly installation surface facing up for 1 or 2 hours to drain out any fluid remaining in the torque converter assembly.

          HINT: 

          Due to the structure, it is not possible to completely discharge all the fluid.

  40. REMOVE TRANSAXLE HOUSING TYPE T OIL SEAL 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    NOTE:
    • Clean the work area, the tools to be used, and other equipment, etc. thoroughly before the operation, as there is the possibility that a CVT malfunction, which could prevent the vehicle from being able to be driven, could occur if dust or fine foreign matter enters the CVT.
    • Do not use cotton work gloves, cloths, or paper towels, etc. that may produce lint, dust or foreign matter.
    • Perform the operation as quickly as possible, as dust and foreign matter could enter the CVT while the torque converter assembly is removed.
    • Do not use an air gun until the torque converter assembly has been installed, as it could cause dust and foreign matter to be stirred up.

    HINT: 

    Perform this procedure only when replacement of the transaxle housing type T oil seal is necessary.

    1. GTY1034876Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Transaxle Housing Type T Oil Seal - -
      *a Claw *b Center Bolt
      1. Clean the tips of both the claws of SST and the center bolt.
        • SST: 09308-10010 
      2. Using SST, remove the transaxle housing type T oil seal.
        NOTE:

        Pay attention to the angle of the claws when opening them, and ensure that they do not come into contact with the transaxle housing, as there is the possibility that metal particles could be produced if they do.

  41. REMOVE TRANSFER ASSEMBLY 

    Refer to PROCEDURE - Step 2

  42. REMOVE TRANSFER AND TRANSAXLE SETTING STUD BOLT 
    1. GTY1035633Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using 2 nuts, remove the 4 transfer and transaxle setting stud bolts from the continuously variable transaxle assembly.
  43. REMOVE ENGINE MOUNTING BRACKET LH 
    1. GTY1035162Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  44. REMOVE WIRE HARNESS CLAMP BRACKET 
    1. GTY1034437Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  45. REMOVE NO. 1 TRANSMISSION CONTROL CABLE BRACKET 
    1. GTY1179214Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  46. REMOVE TRANSMISSION CASE PLUG ASSEMBLY 
    1. GTY1034532Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A for Type A *B for Type B
  47. REMOVE BREATHER PLUG SUB-ASSEMBLY 
    1. GTY1034064Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Breather Plug Cap *2 Breather Plug
      *3 O-ring - -
  48. INSPECT TORQUE CONVERTER ASSEMBLY 

    See step  1

  49. INSPECT DRIVE PLATE AND RING GEAR SUB-ASSEMBLY 

    See step  2