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Transfer Assembly: Disassembly

WARNING: This page is about a different car, the 2006 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE TRANSFER OIL PAN 
    1. Remove the 9 bolts.
      Fig 1: Locating Transfer Oil Pan Bolts
      G04046749Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Insert the blade of SST between the transfer oil pan and transfer case. Cut through the sealer and remove the transfer oil pan.

      SST 09032-00100 

      NOTE: Do not damage the contact surface of the transfer oil pan.
      Fig 2: Inserting Blade Of SST Between Transfer Oil Pan And Transfer Case
      G04046750Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the transfer oil cleaner magnet from the transfer oil pan.
      NOTE:
      • Clean the inside of the oil pan thoroughly, removing all metal shavings, sludge and any other foreign objects.
      • Remove any metal shavings from the magnet.
      Fig 3: Removing Metal Shavings From Magnet
      G04046751Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE TRANSFER VALVE BODY ASSEMBLY 
    1. Remove the 4 bolts and the transfer valve body assembly.
    2. Disconnect the transfer wire connector from the transfer control solenoid.
      Fig 4: Locating Transfer Wire Connector & Valve Body Bolts
      G04046752Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the bolt and the transfer wire.
    Fig 5: Locating Transfer Wire Removing Bolt
    G04046753Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE TRANSFER EXTENSION HOUSING DUST DEFLECTOR 
    1. Using SST, remove the transfer extension housing dust deflector.

    SST 09950-40011 (09951-04010, 09952-04010, 09953-04020, 09954-04010, 09955-04051, 09958-04011) 

    Fig 6: Removing Transfer Extension Housing Dust Deflector Using SST
    G04046754Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    NOTE: Apply grease to the threads and tip of the SST center bolt before use.
  4. REMOVE TRANSFER CASE 
    1. Remove the 8 bolts and clamp.
      Fig 7: Locating Transfer Case Bolts
      G04046755Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a plastic hammer, tap the transfer case to remove it.
    Fig 8: Taping Transfer Case
    G04046756Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE TRANSFER REAR OUTPUT SHAFT ASSEMBLY 
    1. Remove the transfer rear output shaft assembly.
    Fig 9: Removing Transfer Rear Output Shaft Assembly
    G04046757Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE FLANGE YOKE 
    1. Using SST and a hammer, release the staked part of the nut.

      SST 09930-00010 

      NOTE:
      • Be sure to use the SST with the tapered surface facing the shaft.
      • Do not grind the tip of the SST with a grinder etc.
        Fig 10: Releasing Flange Yoke Nut Using SST & Hammer
        G04046758Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • Completely loosen the staked part of the nut when removing it.
      • Do not damage the threads of the transfer drive sprocket.
    2. Using SST, hold the yoke.

      SST 09330-00021, 09213-54015 

    3. Using a deep socket wrench (30 mm), remove the nut.
    4. Remove the flange yoke.
    Fig 11: Removing Flange Nut
    G04046759Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE REAR TRANSFER CHAIN CASE 
    1. Remove the 10 bolts.
      Fig 12: Locating Rear Transfer Chain Case Bolts
      G04046760Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Tap the 3 protrusions of the transfer chain case gently with a brass bar and hammer to loosen, and remove it.
    NOTE: Do not damage the transfer chain case.
    Fig 13: Locating Protrusions Of Transfer Chain
    G04046761Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE TRANSFER FRONT DRIVE CHAIN 
    1. Remove the transfer front drive chain, transfer drive sprocket and transfer front driven clutch sleeve.
    2. Remove the transfer front drive chain from the transfer drive sprocket and transfer front driven clutch sleeve.
    Fig 14: Removing Transfer Front Drive Chain
    G04046762Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE FRONT TRANSFER CHAIN CASE 
    1. Remove the 6 bolts and front transfer chain case.

    HINT:

    If necessary, tap the transfer chain case front with a plastic hammer to loosen and remove it.

    Fig 15: Identifying Front Transfer Chain Case Removing Bolts
    G04046763Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE TRANSFER CASE REAR OIL SEAL 
    1. Using a screwdriver with its tip taped, pry out the oil seal from the transfer case.
      Fig 16: Removing Transfer Case Rear Oil Seal
      G04046764Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the bolt and clamp.
    Fig 17: Removing Bolt & Clamp
    G04046765Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE TRANSFER CASE BEARING 
    1. Using SST, remove the transfer case bearing from the transfer case.

    SST 09308-00010 

    Fig 18: Removing Transfer Case Bearing Using SST
    G04046766Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE TRANSFER BAFFLE VALVE SUB-ASSEMBLY 
    1. Remove the bolt and transfer baffle valve from the rear transfer chain case.
    Fig 19: Removing Transfer Baffle Valve Sub-Assembly
    G04046767Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE TRANSFER CHAIN CASE GOVERNOR APPLY GASKET 
    1. Remove the screw, O-ring, and 2 gaskets from the front transfer chain case.
      Fig 20: Removing Screw, O-Ring & Gaskets From Transfer Chain Case
      G04046768Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 gaskets from the rear transfer chain case.
    Fig 21: Removing Gaskets From Rear Transfer Chain Case
    G04046769Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE TRANSFER CASE FRONT OIL SEAL 
    1. Using a screwdriver with its tip taped, pry out the oil seal from the transfer chain case front.
    Fig 22: Removing Transfer Case Front Oil Seal
    G04046770Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE CENTER DIFFERENTIAL CARRIER ASSEMBLY 
    1. Remove the center differential carrier from the transfer rear output shaft and transfer direct clutch drum.
    Fig 23: Identifying Center Differential Carrier
    G04046771Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE TRANSFER REAR OUTPUT SHAFT BEARING 
    1. Remove the transfer rear output shaft bearing from the transfer direct clutch drum.
    Fig 24: Identifying Transfer Rear Output Shaft Bearing
    G04046772Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. INSPECT CENTER DIFFERENTIAL CARRIER ASSEMBLY (See  INSPECTION   ) 
  18. REMOVE CENTER DIFFERENTIAL CLUTCH DISC SET 
    1. Using a screwdriver with its tip taped, remove the snap ring from the transfer direct clutch drum.
      Fig 25: Removing Snap Ring From Transfer Direct Clutch Drum
      G04046773Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 center differential clutch disc flanges and center differential clutch disc set from the transfer direct clutch drum.

      HINT:

      • A: Center differential clutch disc flange (No. 1)
      • B: Center differential clutch disc set (Discs)
      • C: Center differential clutch disc set (Plates)
      • D: Center differential clutch disc flange (No. 2)
    Fig 26: Removing Center Differential Clutch Disc Set & Flanges
    G04046774Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. INSPECT CENTER DIFFERENTIAL CLUTCH DISC SET (See Step 2 in  INSPECTION   ) 
  20. REMOVE CENTER DIFFERENTIAL CLUTCH PRESSURE BALANCER 
    1. Place SST on the center differential clutch pressure balancer, and compress the return spring with a press.
      Fig 27: Removing Snap Ring Using SST
      G04046775Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      SST 09350-30020 (09350-07040) 

    2. Using SST, remove the snap ring.

      SST 09350-30020 (09350-07040, 09350-07070) 

    3. Remove the center differential clutch pressure balancer from the transfer direct clutch drum.
    Fig 28: Identifying Center Differential Clutch Pressure Balancer
    G04046776Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. REMOVE TRANSFER DIRECT CLUTCH RETURN SPRING ASSEMBLY 
    1. Remove the transfer direct clutch return spring from the transfer direct clutch drum.
  22. INSPECT TRANSFER DIRECT CLUTCH RETURN SPRING ASSEMBLY (See Step 3 in  INSPECTION   ) 
    Fig 29: Identifying Transfer Direct Clutch Return Spring
    G04046777Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  23. REMOVE CENTER DIFFERENTIAL CLUTCH PISTON 
    1. Install the transfer direct clutch drum to the transfer center support.
      Fig 30: Installing Transfer Direct Clutch Drum To Transfer Center Support
      G04046778Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. While pushing down evenly on the center differential clutch piston, apply air (200 kpa, 2.0 kgf*cm2, 19 psi) into the oil hole on the transfer chain case rear as shown in Fig 31 to remove the center differential clutch piston from the transfer direct clutch drum.
      Fig 31: Removing Center Differential Clutch Piston From Transfer Direct Clutch Drum
      G04046779Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the direct clutch drum from the transfer center support.
  24. REMOVE TRANSFER DIRECT CLUTCH PISTON O-RING 
    1. Remove the 2 O-rings from the center differential clutch piston.
      Fig 32: Locating O-Rings On Center Differential Clutch Piston
      G04046780Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. INSPECT TRANSFER DIRECT CLUTCH DRUM (See Step 4 in  INSPECTION   ) 
  26. REMOVE TRANSFER CENTER SUPPORT 
    1. Remove the 5 bolts and transfer center support.
    2. Remove the 2 screws and 2 O-rings from the rear transfer chain case.
    Fig 33: Removing Transfer Center Support
    G04046781Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. REMOVE TRANSFER CENTER SUPPORT SEAL RING 
    1. Remove the 2 transfer center support seal rings from the transfer center support.
  28. INSPECT TRANSFER CENTER SUPPORT (See Step 5 in  INSPECTION   ) 
    Fig 34: Locating Transfer Center Support Seal Rings
    G04046782Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  29. REMOVE TRANSFER DRIVEN SPROCKET BEARING 
    1. Using SST and a press, remove the transfer driven sprocket bearing from the transfer front driven clutch sleeve.

      SST 09950-00020 

      Fig 35: Removing Transfer Driven Sprocket Bearing From Transfer Front Driven Clutch Sleeve Using SST
      G04046783Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST and a press, remove the transfer driven sprocket bearing from the transfer front driven clutch sleeve.

    SST 09950-60010 (09951-00530), 09950-70010 (09951-07100) 

    Fig 36: Removing Transfer Driven Sprocket Bearing From Transfer Front Driven Clutch Sleeve Using SST
    G04046784Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  30. REMOVE TRANSFER DRIVE SPROCKET BEARING 
    1. Using SST and a press, remove the transfer drive sprocket bearing from the transfer drive sprocket.

      SST 09950-00020, 09950-70010 (09951-07100), 09950-60010 (09951-00480) 

      Fig 37: Removing Transfer Drive Sprocket Bearing From Transfer Drive Sprocket Using SST
      G04046785Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST and a press, remove the transfer drive sprocket bearing from the transfer drive sprocket.

    SST 09950-00020, 09950-70010 (09951-07100), 09950-60010 (09951-00550) 

    Fig 38: Removing Transfer Drive Sprocket Bearing From Transfer Drive Sprocket Using SST
    G04046786Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  31. REMOVE TRANSFER CONTROL SOLENOID 
    1. Remove the bolt, solenoid lock plate and transfer control solenoid.
    Fig 39: Identifying Bolt For Removing Transfer Control Solenoid
    G04046787Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  32. REMOVE TRANSFER VALVE BODY COVER 
    1. Remove the 6 bolts.
      Fig 40: Locating Transfer Valve Body Cover Bolts
      G04046788Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the transfer valve body cover and upper transfer valve body plate from the transfer upper valve body.
    3. Remove the solenoid oil strainer from the transfer valve body cover.
    Fig 41: Removing Transfer Valve Body Cover & Upper Transfer Valve Body Plate
    G04046789Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  33. REMOVE TRANSFER SOLENOID MODULATOR VALVE 
    1. While pushing on the transfer modulator valve plug, remove the transfer solenoid modulator valve plug seat from the transfer upper valve body.
      Fig 42: Removing Transfer Solenoid Modulator Valve Plug Seat
      G04046790Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the transfer solenoid modulator valve plug, transfer solenoid modulator valve and low-high shift valve compression spring from the transfer upper valve body.
    Fig 43: Removing Transfer Solenoid Modulator Valve Plug, Transfer Solenoid Modulator Valve & Low-High Shift Valve Compression Spring
    G04046791Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  34. REMOVE CENTER DIFFERENTIAL CLUTCH CONTROL VALVE 
    1. While pushing on the center differential clutch control valve plug, remove the center differential clutch control valve plug seat from the transfer upper valve body.
      Fig 44: Removing Center Differential Clutch Control Valve
      G04046792Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the center differential clutch control valve plug, center differential clutch control valve, transfer direct clutch modulator valve spring and center differential clutch control valve sleeve from the transfer upper valve body.
    Fig 45: Removing Center Differential Clutch Control Valve Sleeve
    G04046793Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002