Page 4745 of 6020

7B1-26 Manual Transmission (MUX)
14. Install the plate spring.
Notice:
Painted identification color (Blue) side to be
Transmission rear side.
Legend 1. Transmission rear side
2. Painted area of identification color (Blue)
15. Install the 3rd-4th block ring of output shaft side.
16. Install the output counter gear.
• Apply engine oil to the gear internal surface.
17. Install the new counter end snap ring (1). • Never reinstall the used snap ring.
• Choose the thickest snap ring among ones whitch can be assembled.
Snap Ring Availability 18. Use the installer 5-8840-2346-0 (1) to install the
new rubber seal.
• Never reinstall the used rubber seal.
• When seal press fitted, clearance not exists between lip and end surface of gear.
19. Install the pilot bearing spacer.
20. Install the pilot bearing. • Apply grease (BESCO L-2 or equivalent) to thebearing roller.
21. Install the output shaft assembly.
22. Install the 3rd-4th shift arm assembly.
23. Install the 5th-reverse shift block assembly.
24. Install the 5th shift arm.
25. Install the 3rd-4th-5th shift rod.
26. Install the new 3rd-4th-5th shift rod snap ring (1).
• Never reinstall the used snap ring.
Thickness
Identification color
2.3 mm(0.091 in) Pink
2.5 mm(0.098 in) White
RTW77BSH005001
1
RTW77BSH008801
1
2
2.7 mm(0.106 in) Green
Thickness
Identification color
RTW77BSH005201
1
RTW77BSH003601
1
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Page 4746 of 6020

Manual Transmission (MUX) 7B1-27
27. Install the 5th shift arm new spring pin.• Never reinstall the used spring pin.
Notice:
The spring pin must be drive in to this hole end surface
surfly.
28. Install the reverse shift arm.
29. The shift block lever is put into the dent of the 3rd- 4th-5th shift rod.
Legend 1. 3rd-4th-5th shift rod
2. Dent of 3rd-4th-5th shift rod
3. 5th-reverse shift block
4. Reverse shift rod
5. Shift block lever
6. 123.5 mm (4.86 in)
30. Install the reverse shift rod. Notice:
The dents (1) of the shift rod should face outside of the
transmission so that the detent of the front case fits
them when reassembled.
31. Install the new reverse shift rod snap ring (1). • Never reinstall the used snap ring.
32. Install the reverse shift arm new spring pin. • Never reinstall the used spring pin.
Notice:
The spring pin must be drive in to this hole end surface
surfly.
33. Install the 1st-2nd shift arm (1).
RTW77BSH004901
1
RTW77BSH004801
1
6
2
5
4
3
RTW77BSH005301
1
RTW77BSH004701
1
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Page 4747 of 6020

7B1-28 Manual Transmission (MUX)
34. Install the shift rod (2) with the 1st-2nd shft block(3).
35. Install the 1st-2nd shift arm new spring pin. • Never reinstall the used spring pin.
Notice:
The spring pin must be drive in to this hole end surface
surfly.
36. Install the control rod assembly (1). 37. Install the shift & select rod assembly (1) and bolts
temporarily.
38. Install the shift rod bracket (1) and bolts temporarily.
39. Install the bolts to the shift & select rod assembly and shift rod bracket.
• Tighten the shift & select rod bolts and the shift rod bracket bolts to the specified torque.
Torque: 25 N ⋅m (2.5 kgf ⋅m/18 lb ⋅ft)
40. Install the counter 2nd gutter (4) and counter 5th gutter (2).
• Tighten the gutter bolts to the specified torque.
Torque: 9 N ⋅m (0.9 kgf ⋅m/78 lb ⋅in)
41. Install the new front gutter (1) and new rear gutter (3).
• Never reinstall the used gutters.
RTW77BSH008001
3
2
1
RTW77BSH007901
1
RTW77BSH007801
1
RTW77BSH007701
1
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ISUZU KB P190 2007
Page 4748 of 6020
Manual Transmission (MUX) 7B1-29
42. In order to protect the front oil seal lip, wrap a tapearound the spline portion of the input shaft.
43. Install the intermediate plate assembly with gear (1) to the front case.
• Apply recommended liquid gasket (LOCTITE FMD-127 or equivalent) with the width of 3 to 5
mm to the area marked in the figure below. 44. Install the magnet (1).
45. Remove the straight plug (1) from the rear case.
46. Install the rear case assembly.
RTW77BSH007601
1
4
3
2
RTW77BSH005801
RTW77BSH007501
1
RTW77BSH008201
1
RTW77BSH0063011
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ISUZU KB P190 2007
Page 4749 of 6020

7B1-30 Manual Transmission (MUX)
• Apply recommended liquid gasket (LOCTITEFMD-127 or equivalent) with the width of 3 to 5
mm to the area marked in the figure below.
Notice:
Be careful of the insertion position of the rear gutter.
47. Check whether the rear gutter (1) appears from the straight plug hole.
Install the new straight plug.
• Never reinstall the used straight plug.
• Tighten the straight plug to the specified torque.
Torque: 34 N ⋅m (3.5 kgf ⋅m/25 lb ⋅ft)
Notice: • If the rear gutter does not appear from the straight plug hole, the rear gutter is not in the right position.
Remove and reinstall the rear case.
• When there is no rear gutter in the right position, it becomes lubriciously poor. 48. Install the rear case bolts.
• Tighten the rear case bolts to the specifiedtorque.
Torque: 23 N ⋅m (2.3 kgf ⋅m/17 lb ⋅ft)
49. Install the output rear bearing inner race.
50. Use the snap ring selector 5-8840-2849-0 to select the new output shaft snap ring.
• Never reinstall the used snap ring.
a. Place the snap ring selector on the output rear bearing.
b. Join the bolt (2) to the output shaft (4).
c. Adjust the end of both grips (3) with a bottom of spline and tighten both grips evenly.
RTW77BSH005901
RTW77BSH008301
RTW77BSH003401
1
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ISUZU KB P190 2007
Page 4750 of 6020
Manual Transmission (MUX) 7B1-31
d. Tighten the nut (1) till the height of springreaches 29 mm (1.142 in) (a). e. Turn the output shaft rear bearing inner race (6)
and the snap ring selector (5) together 16 times
or more in order to make the output shaft rear
bearing inner and outer race fit well.
f. Try to insert gauges (7) of six different thickness in turn to the snap ring groove of
output shaft.
Select the thickest gauge that could be
inserted.
g. The thickness of the selected gauge shows the thickness of the snap ring to be installed.
RTW77BMH000201
1
a
2
3
4
3
RTW77BMH000301
5
6
RTW77BSH008401
7
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ISUZU KB P190 2007
Page 4751 of 6020

7B1-32 Manual Transmission (MUX)
Snap Ring Availability51. Install the new snap ring to the output shaft. • Never reinstall the used snap ring.
52. Install the speedometer drive gear. (4x2 model)
53. Install the gear set clip. (4x2 model)
54. Install the end cover assembly.
• The gasket must be assembled. (4x2 model)
• Apply recommended liquid gasket (LOCTITE FMD-127 or equivalent) with the width of 3 to 5
mm to the area marked in the figure below. (4x4
model)
• Tighten the end cover bolts to the specified torque.
Torque: 23 N ⋅m (2.3 kgf ⋅m/17 lb ⋅ft)
55. Install the speedometer driven gear and plate. (4x2 model)
56. Install the control rod detent assembly.
• Tighten the three detent assemblies to thespecified torque.
Torque: 30 N ⋅m (3.1 kgf ⋅m/22 lb ⋅ft)
57. Install the new 5th detent assembly and new reverse detent assembly.
• Never reinstall the used detent assembly.
• Tighten the three detent assemblies to the specified torque. Torque: 30 N
⋅m (3.1 kgf ⋅m/22 lb ⋅ft)
58. Install the two harness brackets.
Torque: 8N ⋅m (0.8 kgf ⋅m/69 lb ⋅in)
59. Install the reverse switch (Connector color Brown), 1st switch (Connector color Gray) and neutral
switch (Connector color Brown) with gasket.
• Tighten the three switches to the specified torque.
Torque: 39 N ⋅m (4.0 kgf ⋅m/29 lb ⋅ft)
60. Install the control unit block by performing the following steps.
a. Push the control unit block ahead.
b. Install the control unit block.
c. Install the new taper bolt.
• Never reinstall the used taper bolt.
• Tighten the taper bolt to the specified torque.
Torque: 47 N ⋅m (4.8 kgf ⋅m/35 lb ⋅ft)
Important: • Must be checked no flaw to taper bolt.
• Must be checked no jam of foreign body before assembled.
• Must be checked same position upper surface of the taper bolt and the control unit block after
assembled.
61. Install the two dowels and quadrant box. • Apply recommended liquid gasket (LOCTITEFMD-127 or equivalent) with the width of 3 to 5
mm to the area marked in the figure below.
• Tighten the quadrant box bolts to the specified torque.
Torque: 23 N ⋅m (2.3 kgf ⋅m/17 lb ⋅ft)
62. Remove the tape from the spline portion of the input shaft.
Thickness
Identification color
2.1 mm(0.083 in) White
2.2 mm(0.087 in) Blue
2.3 mm(0.091 in) Green
2.4 mm(0.094 in) Yellow
2.5 mm(0.098 in) Orange
2.6 mm(0.102 in) Black
RTW77BSH005601
RTW77BSH005701
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ISUZU KB P190 2007
Page 4752 of 6020
Manual Transmission (MUX) 7B1-33
63. Install the front cover.• Tighten the front cover bolts to the specifiedtorque.
Torque: 23 N ⋅m (2.3 kgf ⋅m/17 lb ⋅ft)
64. After reassembling the transmission, refill the case with the new specified transmission oil.
a. Install the drain plug with new gasket. • Never reinstall the used gasket.
• Apply engine oil to the new gasket surface.
• Tighten the drain plug to the specified torque.
Torque: 39 N ⋅m (4.0 kgf ⋅m/29 lb ⋅ft)
b. Remove the filler plug with gasket.
c. Refill the case with the new specified transmission oil (BESCO Trans Axle Oil 5W-30
SF) amount 3.0 liters.
d. Install the filler plug with new gasket. • Never reinstall the used gasket.
• Apply engine oil to the new gasket surface.
• Tighten the filler plug to the specified torque.
Torque: 39 N ⋅m (4.0 kgf ⋅m/29 lb ⋅ft)
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ISUZU KB P190 2007