INSTALLATION
Installation is in the reverse order of removal.
- When installing the transfer control unit, tighten bolts to the specified torque. Transfer control unit bolts: 3.4 N.m (0.35 kg-m, 30 in-lb)
- After the installation, check 4WD shift indicator pattern. If NG, adjust position between transfer assembly and transfer control unit. Refer to [ «PRECAUTION FOR TRANSFER ASSEMBLY AND TRANSFER CONTROL UNIT REPLACEMENT»(ref-375706-S22400610282010102800000) ].
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- Partially drain the transfer fluid. Refer to [ «TRANSFER FLUID: REPLACEMENT»(ref-375706-S13165398912010102800000) ].
- Remove the front propeller shaft. Refer to [ «PROPELLER SHAFT: REMOVAL AND INSTALLATION»(ref-375749-S18478494622010102800000) ]
- Remove the companion flange self-lock nut using Tool. Tool number: KV40104000 ( - )
- Put a matching mark on top of the front drive shaft in line with the mark on the companion flange. CAUTION: Use paint to make the matching mark on the front drive shaft. Do not damage the front drive shaft.
- Remove the companion flange using suitable tool.
- Remove the front oil seal from the front case using Tool. Tool number: ST33290001 (J-34286) CAUTION: Do not damage front case.
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- Install the new front oil seal until it is flush with the end face of the front case using Tool. Tool number: KV38100500 ( - ) CAUTION: Do not reuse oil seal. Apply petroleum jelly to oil seal.
- Align the matching mark of the front drive shaft with the matching mark of the companion flange, then install the companion flange.
- Install the new self-lock nut and tighten to the specified torque using Tool. Refer to [ «TRANSFER ASSEMBLY: DISASSEMBLY AND ASSEMBLY»(ref-375706-S12416830612010102800000) ]. Tool number: KV40104000 ( - ) CAUTION: Do not reuse self-lock nut.
- Install the front propeller shaft. Refer to [ «PROPELLER SHAFT: REMOVAL AND INSTALLATION»(ref-375749-S18478494622010102800000) ]
- Refill the transfer with fluid and check for fluid leakage and fluid level. Refer to [ «TRANSFER FLUID: INSPECTION»(ref-375706-S10229728622010102800000) ].
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- Partially drain the transfer fluid. Refer to [ «TRANSFER FLUID: REPLACEMENT»(ref-375706-S13165398912010102800000) ].
- Remove the rear propeller shaft. Refer to [ «PROPELLER SHAFT: REMOVAL AND INSTALLATION»(ref-375749-S18478494622010102800000) ]
- Remove the dust cover from the rear case. CAUTION: Do not damage the rear case.
- Remove the rear oil seal from the rear case using Tool. CAUTION: Do not damage the rear case. Tool number: ST33290001 (J-34286)
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- Install the new rear oil seal until it is flush with the end face of the rear case using Tool. Tool number: KV38100500 ( - ) CAUTION: Do not reuse oil seal. Apply petroleum jelly to oil seal.
- Install the oil cover until it reaches the end face of the new dust cover. CAUTION: Position the oil cover with the notch at bottom position.
- Apply petroleum jelly to the circumference of the new dust cover. Position the new dust cover using the identification mark as shown. CAUTION: Do not reuse dust cover. Position the identification mark at the position shown. 1: Dust cover A: Protrusions 2: Rear case assembly
- Install the new dust cover to the rear case using Tool. Tool number: KV40105310 ( - ) CAUTION: Do not reuse dust cover. Apply petroleum jelly to dust cover.
- Install the rear propeller shaft. Refer to [ «PROPELLER SHAFT: REMOVAL AND INSTALLATION»(ref-375749-S18478494622010102800000) ]
- Refill the transfer with fluid and check for fluid leakage and fluid level. Refer to [ «TRANSFER FLUID: INSPECTION»(ref-375706-S10229728622010102800000) ].
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- Switch the 4WD shift switch to 2WD and set the transfer assembly to 2WD.
- Disconnect the transfer control device connector.
- Remove the breather hose from the transfer control device.
- Remove the bolts and detach the transfer control device.
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- Install the new O-ring to the transfer control device. CAUTION: Do not reuse O-ring. Apply petroleum jelly to O-ring.
- Install the transfer control device. Turn the control shift rod fully counterclockwise using a flat-bladed screwdriver, and then put a mark on the control shift rod. Align the transfer control device shaft cutout with the mark on the control shift rod, and install. NOTE: Turn the transfer control device when the transfer control device connection does not match. Tighten the bolts to the specified torque. Refer to [ «TRANSFER ASSEMBLY: DISASSEMBLY AND ASSEMBLY»(ref-375706-S12416830612010102800000) ].
- Install the breather hose to the transfer control device.
- Connect the transfer control device connector.
- After the installation, check the 4WD shift indicator pattern. If NG, adjust the position between the transfer assembly and transfer control unit. Refer to [ «PRECAUTION FOR TRANSFER ASSEMBLY AND TRANSFER CONTROL UNIT REPLACEMENT»(ref-375706-S22400610282010102800000) ].
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- Remove the snap ring.
- Remove the sun gear assembly from the planetary carrier assembly using suitable tool.
- Remove the snap ring from the sun gear assembly using suitable tool.
- Remove the carrier bearing from the sun gear using Tools. Tool number A: ST35300000 ( - ) B: ST30021000 (J-22912-01)
- Remove the needle bearing from the sun gear using Tool. Tool number: ST33710000 ( - )
- Remove the metal bushing from the sun gear using Tools. Tool number A: ST33710000 ( - ) B: ST35325000 ( - ) C: ST33290001 (J-34286)
REMOVAL
- Switch 4WD shift switch to 2WD and set transfer assembly to 2WD.
- Remove the undercovers using power tool.
- Drain the transfer fluid. Refer to .
- Remove the center exhaust tube and main muffler. Refer to [ «EXHAUST SYSTEM: REMOVAL AND INSTALLATION»(ref-375741-S13844705652010102800000) ]
- Remove the front and rear propeller shafts. Refer to [ «PROPELLER SHAFT: REMOVAL AND INSTALLATION»(ref-375749-S18478494622010102800000) ] (front), [ «PROPELLER SHAFT: REMOVAL AND INSTALLATION»(ref-375749-S12574957202010102800000) ] (rear). CAUTION: Do not damage spline, sleeve yoke and rear oil seal when removing rear propeller shaft. NOTE: Insert a plug into the rear oil seal after removing the rear propeller shaft.
- Remove the A/T nuts from the A/T crossmember. Refer to [ «TRANSMISSION ASSEMBLY: COMPONENT»(ref-375705-S19453451932010102800000) ]
- Position two suitable jacks under the A/T and transfer assembly.
- Remove the A/T crossmember. Refer to [ «TRANSMISSION ASSEMBLY: COMPONENT»(ref-375705-S19453451932010102800000) ] WARNING: Support A/T and transfer assembly using two suitable jacks while removing A/T crossmember.
- Disconnect the electrical connectors from the following: ATP switch 4LO switch Wait detection switch Transfer control device
- Disconnect each air breather hose from the following. Refer to [ «AIR BREATHER HOSE: REMOVAL AND INSTALLATION FOR QR25DE ENGINE»(ref-375705-S07361166252010102800000) ] Transfer control device Breather tube (transfer)
- Remove the transfer to A/T and A/T to transfer bolts.
- Remove the transfer assembly. WARNING: support transfer assembly with suitable jack while removing it. CAUTION: Do not damage rear oil seal (A/T).
Installation is in the reverse order of removal.
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- Tighten the bolts to specification. Tightening torque: 36 N.m (3.7kg-m, 27 ft-lb)
- Fill the transfer with new fluid and check for fluid leakage and fluid level. Refer to [ «TRANSFER FLUID: INSPECTION»(ref-375706-S10229728622010102800000) ].
- Start the engine for one minute. Then stop the engine and recheck the transfer fluid. Refer to [ «TRANSFER FLUID: INSPECTION»(ref-375706-S10229728622010102800000) ].
- After the installation, check the 4WD shift indicator pattern. If NG, adjust the position between the transfer assembly and transfer control unit. Refer to [ «PRECAUTION FOR TRANSFER ASSEMBLY AND TRANSFER CONTROL UNIT REPLACEMENT»(ref-375706-S22400610282010102800000) ].
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- Remove the drain plug and filler plug.
- Remove the transfer control device from the rear case.
- Remove the O-ring from the transfer control device.
- Remove the self-lock nut from the companion flange using Tool. Tool number: KV40104000 ( - )
- Put a matching mark on top of the front drive shaft in line with the mark on the companion flange. CAUTION: Use paint to make the matching mark on the front drive shaft. Do not damage the front drive shaft.
- Remove the companion flange using suitable tool.
- Remove the front oil seal from the front case using Tool. Tool number: ST33290001 (J-34286) CAUTION: Do not damage front case or front drive shaft.
- Remove the 4LO switch [gray (with green paint)] and ATP switch (black) from the front case.
- Remove the wait detection switch (gray) from the rear case.
- Remove the dust cover from the rear case using suitable tool. CAUTION: Do not damage rear case.
- Remove the rear oil seal from the rear case using Tool. Tool number: ST33290001 (J-34286) CAUTION: Do not damage rear case or mainshaft.
- Remove the input oil seal from the front case using suitable tool. CAUTION: Do not damage front case, sun gear or input bearing.
- Remove the retainer bolts and gaskets.
- Remove the rear case bolts, harness bracket and air breather hose clamp from the rear case.
- Separate the front case from the rear case. Then remove the rear case by prying it up using suitable tool. CAUTION: Do not damage the mating surface.
- Remove the spacer from the control shift rod. CAUTION: Do not drop spacer.
- Remove the snap ring from the mainshaft using suitable tool.
- Remove the mainshaft rear bearing from the mainshaft using suitable tool.
- Remove the retainer from the mainshaft.
- Remove the snap ring from the mainshaft using suitable tool.
- Remove the oil pump assembly from the mainshaft.
- Remove the snap ring from the mainshaft using suitable tool.
- Remove the clutch gear from the mainshaft.
- Remove the snap ring from the L-H shift rod assembly using suitable tool.
- Remove the 2-4 sleeve and 2-4 shift fork assembly from the mainshaft.
- Remove the drive chain together with the sprocket and front drive shaft from the front case.
- Remove the mainshaft from the sun gear assembly.
- Remove the L-H shift rod assembly and control shift rod assembly from the front case.
- Remove the L-H sleeve together with the L-H shift fork from the planetary carrier assembly.
- Remove the snap ring from the sun gear. CAUTION: Do not damage sun gear or input bearing.
- Press the sun gear assembly and planetary carrier assembly from the front case using Tool. Tool number: KV38100200 ( - )
- Remove the snap ring from the front case.
- Remove the internal gear from the front case.
- Remove the snap ring from the front case.
- Remove the input bearing from the front case using Tool. Tool number: KV38100200 ( - )
- Remove the baffle plate from the front case.
- Remove the breather tube from the front case.