Disassembly [08/2016 - ]: Procedure
- REMOVE TRANSFER AND TRANSAXLE SETTING STUD BOLT
- SECURE TRANSFER ASSEMBLY
- Secure the transfer assembly to the overhaul attachment.
- REMOVE TRANSFER CASE STRAIGHT PIN
- Remove the 2 transfer case straight pins.
- REMOVE NO. 1 TRANSFER CASE PLUG
- Remove the No. 1 transfer case plug and gasket.
- REMOVE TRANSFER DRAIN PLUG
- Using a 10 mm socket hexagon wrench, remove the transfer drain plug and gasket.
- REMOVE NO. 2 TRANSFER CASE PLUG
- Using a 10 mm socket hexagon wrench, remove the No. 2 transfer case plug (filler plug) and gasket.
- REMOVE TRANSFER CASE BREATHER PLUG
- Using a chisel and hammer, slightly pry out the transfer case breather plug.
- Using a screwdriver, lightly pry up and remove the transfer case breather plug.
- REMOVE TRANSFER CASE OIL SEAL
*1 Transfer Case Oil Seal - Using SST, remove the transfer case oil seal from the transfer case.
- SST: 09308-00010
NOTE:Do not scratch the press-fitting surface of the transfer case oil seal.
- Using SST, remove the transfer case oil seal from the transfer case.
- REMOVE TRANSFER CASE OIL SEAL RH
*1 Transfer Case Oil Seal RH - Using SST, remove the transfer case oil seal RH from the No. 1 transfer case cover.
- SST: 09308-00010
NOTE:Do not scratch the press-fitting surface of the transfer case oil seal RH.
- Using SST, remove the transfer case oil seal RH from the No. 1 transfer case cover.
- INSPECT TOTAL PRELOAD
*1 Nut - Install nuts to the stud bolts.
HINT:
Use nuts that are used for installing the propeller shaft.
- Using a torque wrench, check the total preload (starting torque) with the teeth of the drive pinion and ring gear in contact.
Total preload (starting torque)
Torque: 0.87 N*m (2.85 N*m (8.88 kgf*cm, 29.06 kgf*cm, 7.71 in.*lbf) 25.22 in.*lbf)
HINT:
Install the torque wrench as shown in the illustration.
- Install nuts to the stud bolts.
- INSPECT RING GEAR BACKLASH
- Insert a dial indicator through the No. 2 transfer case plug hole, and set it perpendicular to the edge of a ring gear tooth.
If the backlash is not within the specified range, adjust the backlash or repair as necessary.
- While securing the transfer output shaft by hand, rotate the transfer ring gear mounting case forward and backward by hand and measure the backlash of the ring gear and driven pinion.
Standard backlash
0.10 to 0.20 mm (0.00394 to 0.00787 in.)
NOTE:Measure the ring gear at 3 or more locations.
- Insert a dial indicator through the No. 2 transfer case plug hole, and set it perpendicular to the edge of a ring gear tooth.
- REMOVE NO. 1 TRANSFER CASE COVER
- Remove the 8 bolts.
- Using a brass bar and hammer, remove the No. 1 transfer case cover from the transfer case.NOTE:
- Put the brass bar against the rib of the No. 1 transfer case cover.
- When removing the No. 1 transfer case cover, be careful not to scratch the installation surface.
HINT:
To prevent the No. 1 transfer case cover from falling, leave 2 of the bolts screwed in by 5 or 6 threads.
- Remove the 8 bolts.
- REMOVE TRANSFER RING GEAR
- Remove the transfer ring gear from the transfer case.
- REMOVE TRANSFER CASE STRAIGHT PIN
- Remove the 2 transfer case straight pins from the transfer case.
- INSPECT DRIVEN PINION PRELOAD
- Install nuts to the stud bolts.
HINT:
Use nuts that are used for installing the propeller shaft.
*1 Nut - Using a torque wrench, check the driven pinion preload (starting torque) of the driven pinion.
Driven pinion preload (starting torque)
Torque: 0.39 N*m (2.21 N*m (3.98 kgf*cm, 22.53 kgf*cm, 3.46 in.*lbf) 19.55 in.*lbf)
HINT:
Install the torque wrench as shown in the illustration.
- Install nuts to the stud bolts.
- REMOVE REAR TRANSFER OUTPUT SHAFT SUB-ASSEMBLY
- Remove the 5 bolts and rear transfer output shaft sub-assembly from the transfer case.
- Mount the rear transfer output shaft sub-assembly in a vise between aluminum plates.NOTE:
Do not overtighten the vise.
Using SST and a hammer, unstake the transfer gear nut.
- SST: 09930-00010
NOTE:- Be sure to use SST with the tapered surface facing the shaft.
- Do not grind the tip of SST with a grinder or other device.
- Completely loosen the staked part of the transfer gear nut when removing it.
- Do not damage the threads of the output shaft sub-assembly.
- Using a 30 mm socket wrench, remove the transfer gear nut.
- REMOVE TRANSFER DRIVEN PINION
- Using SST and a press, remove the transfer driven pinion from the rear transfer output shaft sub-assembly.
- SST: 09950-00020
- SST: 09950-60010
- 09951-00240
- SST: 09950-70010
- 09951-07100
NOTE:Support the front transfer driven pinion bearing as shown in the illustration to avoid placing stress on the outer race.
- Using SST and a press, remove the transfer driven pinion from the rear transfer output shaft sub-assembly.
- REMOVE REAR TRANSFER OUTPUT SHAFT DUST DEFLECTOR
- REMOVE FRONT TRANSFER DRIVEN PINION BEARING
- Using SST and a press, remove the front transfer driven pinion bearing from the transfer driven pinion.
- SST: 09950-00020
- SST: 09950-60010
- 09951-00410
- SST: 09950-70010
- 09951-07100
NOTE:Support the front transfer driven pinion bearing as shown in the illustration to avoid placing stress on the outer race.
Remove the O-ring from the front transfer driven pinion bearing.
- Using SST and a press, remove the front transfer driven pinion bearing from the transfer driven pinion.
- REMOVE TRANSFER OUTPUT SHAFT WASHER
- Remove the transfer output shaft washer from the transfer driven pinion.
- REMOVE RING GEAR MOUNTING CASE BEARING RH
*a Turn *b Hold - Using SST, remove the ring gear mounting case bearing RH (inner race) from the transfer ring gear mounting case.
- SST: 09950-40011
- 09951-04010
- 09952-04010
- 09953-04030
- 09954-04010
- 09955-04061
- 09957-04010
- 09958-04011
- SST: 09950-60010
- 09951-00540
NOTE:- Apply a lubricant to the threads and end of SST.
- Do not deform the cage of the ring gear mounting case bearing RH (inner race) (when reusing the bearing).
- Place identification marks on the left and right ring gear mounting case bearings to distinguish them (backside, teeth side). Then store them separately (when reusing the bearings).
- SST: 09950-40011
- Using SST and a hammer, remove the No. 2 transfer ring gear mounting case washer and ring gear mounting case bearing RH (outer race) from the No. 1 transfer case cover.
*1 No. 2 Transfer Ring Gear Mounting Case Washer *2 Ring Gear Mounting Case Bearing RH (Outer Race) - SST: 09310-35010
- Using SST, remove the ring gear mounting case bearing RH (inner race) from the transfer ring gear mounting case.
- REMOVE RING GEAR MOUNTING CASE BEARING LH
*a Turn *b Hold - Using SST, remove the ring gear mounting case bearing LH (inner race) from the transfer ring gear mounting case.
- SST: 09950-00020
- SST: 09950-00030
NOTE:- Apply a lubricant to the threads and end of SST.
- Do not deform the cage of the ring gear mounting case bearing LH (inner race) (when reusing the bearing).
- Place identification marks on the left and right ring gear mounting case bearings to distinguish them (backside, teeth side). Then store them separately (when reusing the bearings).
- Using SST and a hammer, remove the No. 1 ring gear mounting case washer and ring gear mounting case bearing LH (outer race) from the transfer case.
- SST: 09636-20010
*1 No. 1 Ring Gear Mounting Case Washer *2 Ring Gear Mounting Case Bearing LH (Outer Race)
- Using SST, remove the ring gear mounting case bearing LH (inner race) from the transfer ring gear mounting case.
- REMOVE SHAFT SNAP RING
- Using a snap ring expander, remove the shaft snap ring.
- REMOVE TRANSFER RING GEAR MOUNTING CASE
- Using SST and a press, remove the transfer ring gear mounting case from the transfer ring gear.
- SST: 09950-60010
- 09951-00400
- SST: 09950-60010
- Using SST and a press, remove the transfer ring gear mounting case from the transfer ring gear.
- REMOVE BREATHER OIL DEFLECTOR
- Remove the 2 bolts and breather oil deflector from the transfer case.