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AT-274
DISASSEMBLY
Revision: October 20052005 QX56
50. Remove N-spring from transmission case.
51. Remove reverse brake drive plates, driven plates and dish plate
from transmission case.
52. Remove snap ring (fixing spring retainer) from transmission
case while compressing return spring, using Tool.
53. Remove spring retainer and return spring from transmission
case.
SCIA5214E
SCIA2322E
Tool number : KV31102400 (J-34285 and J- 34285-87)
SCIA5582E
SCIA2324E
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DISASSEMBLY
AT-275
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54. Remove seal rings from drum support.
55. Remove needle bearing from drum support edge surface.
56. Remove reverse brake piston from transmission case with com-
pressed air. Refer to AT-258, "
Oil Channel" .
CAUTION:
Care should be taken not to abruptly blow air. It makes pis-
tons incline, as the result, it becomes hard to disassemble
the pistons.
57. Remove D-rings from reverse brake piston.
SCIA3333E
SCIA2796E
SCIA5047E
SCIA5340E
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AT-276
DISASSEMBLY
Revision: October 20052005 QX56
58. Use a pin punch (4mm dia. commercial service tool) to knock
out retaining pin.
59. Remove manual shaft retaining pin with pliers.
60. Remove manual plate (with parking rod) from manual shaft.
61. Remove parking rod from manual plate.
62. Remove manual shaft from transmission case.
SCIA2328E
SCIA5218E
SCIA5219E
SCIA5220E
SCIA5716E
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DISASSEMBLY
AT-277
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63. Remove manual shaft oil seals using a flat-bladed screwdriver.
CAUTION:
Be careful not to scratch transmission case.
64. Remove detent spring and spacer from transmission case.
65. Remove snap ring from transmission case, using suitable tool.
66. Remove servo assembly (with return spring) from transmission
case.
SCIA5355E
SCIA5248E
SCIA2333E
SCIA2334E
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AT-278
DISASSEMBLY
Revision: October 20052005 QX56
67. Remove return spring from servo assembly.
68. Remove O-rings from servo assembly.
69. Remove parking actuator support from rear extension (2WD
models) or adapter case (4WD models).
70. Remove parking pawl (with return spring) and pawl shaft from
rear extension (2WD models) or adapter case (4WD models).
71. Remove return spring from parking pawl.
SCIA5717E
SCIA5719E
SCIA3423E
SCIA3424E
SCIA2445E
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DISASSEMBLY
AT-279
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72. Remove needle bearing from rear extension (2WD models) or
adapter case (4WD models).
73. Remove rear oil seal from rear extension (2WD models) or
adapter case (4WD models).
CAUTION:
Be careful not to scratch rear extension (2WD models) or
adapter case (4WD models).
SCIA5221E
SCIA5272E
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AT-280
REPAIR FOR COMPONENT PARTS
Revision: October 20052005 QX56
REPAIR FOR COMPONENT PARTSPFP:00000
Oil PumpECS00CL6
COMPONENTS
DISASSEMBLY
1. Remove oil pump housing from oil pump cover.
2. Remove oil pump housing oil seal using a flat-bladed screw-
driver.
CAUTION:
Be careful not to scratch oil pump housing.
1. O-ring 2. Oil pump cover 3. O-ring
4. Oil pump housing 5. Oil pump housing oil seal
SCIA5227E
SCIA5228E
SCIA2840E
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REPAIR FOR COMPONENT PARTS
AT-281
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3. Remove O-ring from oil pump housing.
4. Remove O-ring from oil pump cover.
ASSEMBLY
1. Install new O-ring to oil pump cover.
CAUTION:
Do not reuse O-ring.
Apply ATF to O-ring.
2. Install new O-ring to oil pump housing.
CAUTION:
Do not reuse O-ring.
Apply ATF to O-ring.
SCIA2841E
SCIA5230E
SCIA5230E
SCIA2841E