Page 649 of 3342

2) Bushing (each gear)
Replace the bushing in the following cases:
(1) When the sliding surface is damaged or abnormally
worn.
(2) When the inner wall is abnormally worn.
3) Gears
(1) Replace gears with new ones if their tooth surfaces
are broken, damaged, or excessively worn.
(2) Correct or replace if the cone that contacts the
baulk ring is rough or damaged.
(3) Correct or replace if the inner surface or end face
is damaged.
B3M0039A
4) Baulk ring
Replace the ring in the following cases:
When the inner surface and end face are damaged.
When the ring inner surface is abnormally or partially
worn down.
If the gap between the end faces of the ring and the gear
splined part is excessively small when the ring is pressed
against the cone.
Clearance
A:
0.5 — 1.0 mm (0.020 — 0.040 in)
When the contact surface of the synchronizer ring
4
insert is scored or abnormally worn down.
B3M0040A
5) Insert5(shifting)
Replace the insert if deformed, excessively worn, or defec-
tive in any way.
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3-1SERVICE PROCEDURE
1. General
Page 650 of 3342
6) Oil seal
Replace the oil seal if the lip is deformed, hardened,
damaged, worn, or defective in any way.
7) O-ring
Replace the O-ring if the sealing face is deformed,
hardened, damaged, worn, or defective in any way.
8) Gearshift mechanism
Repair or replace the gearshift mechanism if excessively
worn, bent, or defective in any way.
G3M0521
9) Differential gear
Repair or replace the differential gear in the following
cases:
(1) The hypoid drive gear and drive pinion shaft tooth
surface are damaged, excessively worn, or seized.
(2) The roller bearing on the drive pinion shaft has a
worn or damaged roller path.
(3) There is damage, wear, or seizure of the differen-
tial bevel pinion, differential bevel gear, washer, pinion
shaft, and straight pin.
(4) The differential case has worn or damaged sliding
surfaces.
18
3-1SERVICE PROCEDURE
1. General
Page 651 of 3342
2. Transfer Case and Extension (AWD
Model)
A: REMOVAL
B3M0041A
1) Remove transfer cover1.
2) Remove shifter fork screw
2which secures selector
arm to shifter arm.
3) Remove transfer case
4with extension assembly3.
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3-1SERVICE PROCEDURE
2. Transfer Case and Extension (AWD Model)
Page 652 of 3342
B: DISASSEMBLY
1. SEPARATION OF TRANSFER CASE AND
EXTENSION ASSEMBLY
G3M0523
1) Separate transfer case1and extension assembly2.
2) Remove transfer driven gear
3and center differential
4as a set.
3) Remove thrust washer
5(52x61xt).
B3M0042A
2. TRANSFER CASE
1) Remove neutral switch
6.
NOTE:
Before removing shifter arm, disconnect neutral switch.
2) Draw out shifter arm
1and remove selector arm8.
3) Remove plug
2, spring3and reverse check ball4.
Tightening torque:
T1: 6.4±0.5 N⋅m (0.65±0.05 kg-m, 4.7±0.4 ft-lb)
T2: 10±1 N⋅m (1.0±0.1 kg-m, 7.2±0.7 ft-lb)
T3: 19.6±1.5 N⋅m (2.00±0.15 kg-m, 14.5±1.1 ft-lb)
T4: 25±2 N⋅m (2.5±0.2 kg-m, 18.1±1.4 ft-lb)
20
3-1SERVICE PROCEDURE
2. Transfer Case and Extension (AWD Model)
Page 653 of 3342
B3M0043A
4) Remove reverse check sleeve5.
Disassembly procedure is as follows:
(1) Using a standard screwdriver, remove snap ring
A
(Inner-28).
NOTE:
Replace snap ring with a new one if deformed or weak-
ened.
(2) Remove reverse check plate
B.
(3) Remove reverse check spring
Cwith camD.
(4) Remove reverse return spring
E.
(5) Remove reverse accent shaft
F.
(6) Remove O-ring
G.
NOTE:
Reverse check sleeve assembly uses an O-ring which
should not be scratched.
Be careful not to break adjustment shim placed between
reverse check sleeve assembly and case.
B3M0042A
5) Remove back-up light switch7.
6) Remove oil guide
9.
Tightening torque:
T1: 6.4±0.5 N⋅m (0.65±0.05 kg-m, 4.7±0.4 ft-lb)
T2: 10±1 N⋅m (1.0±0.1 kg-m, 7.2±0.7 ft-lb)
T3: 19.6±1.5 N⋅m (2.00±0.15 kg-m, 14.5±1.1 ft-lb)
T4: 25±2 N⋅m (2.5±0.2 kg-m, 18.1±1.4 ft-lb)
21
3-1SERVICE PROCEDURE
2. Transfer Case and Extension (AWD Model)
Page 654 of 3342
3. EXTENSION
G3M0526
1) Remove extension cover2and shift bracket1.
2) Remove snap ring
4(Outer-30).
3) Remove transfer drive gear
5.
CAUTION:
Do not remove ball bearing unless replacing.
4) Remove snap ring
6(Inner-72).
5) Remove ball bearing
7.
CAUTION:
Do not reuse ball bearing.
6) Remove oil seal
8.
CAUTION:
Do not reuse oil seal.
22
3-1SERVICE PROCEDURE
2. Transfer Case and Extension (AWD Model)
Page 655 of 3342
C: ASSEMBLY
1. EXTENSION
G3M0953
Tightening torque: N⋅m (kg-m, ft-lb)
T: 25±2 (2.5±0.2, 18.1±1.4)
1) Installation of ball bearing1and selection of snap ring
2(Inner-72)
(1) Attach ball bearing
1(30 x 72 x 17) to extension
and install snap ring
2.
B3M0044A
(2) Measure clearance between snap ring2and outer
race of ball bearing
1with a thickness gauge.
CAUTION:
Replace ball bearing with a new one.
Clearance:
0—0.15 mm (0—0.0059 in)
(3) If the measurement is not within the specification,
select suitable snap ring
2.
Snap ring (Inner-72)
Part No. Thickness mm (in)
805172071 1.78 (0.0701)
805172072 1.90 (0.0748)
805172073 2.02 (0.0795)
23
3-1SERVICE PROCEDURE
2. Transfer Case and Extension (AWD Model)
Page 656 of 3342
B3M0045A
2) Installation of transfer drive gear3
Press transfer drive gear into inner race of ball bearing.
B3M0046A
3) Selection of snap ring4(Outer-30)
(1) Install snap ring
4on transfer drive shaft.
(2) Measure clearance between snap ring and inner
race of ball bearing with a thickness gauge.
Clearance:
0—0.15 mm (0—0.0059 in)
(3) If the measurement is not within the specification,
select suitable snap ring.
Snap Ring (Outer-30)
Part No. Thickness mm (in)
805030041 1.53 (0.0602)
805030042 1.65 (0.0650)
805030043 1.77 (0.0697)
B3M0047A
4) Install extension cover6, gasket5and shift bracket7.
CAUTION:
Use new gasket.
5) Install oil seal
8with ST.
ST 498057300 INSTALLER
CAUTION:
Use new oil seal.
24
3-1SERVICE PROCEDURE
2. Transfer Case and Extension (AWD Model)