2007 INFINITI QX56 transmission oil

DISASSEMBLY
AT-251
< SERVICE INFORMATION >
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46. Remove needle bearing from transmission case.
47. Remove revolution sensor from transmission case.
CAUTION:
• Do not subject it to impact by dropping or hitting it.
• Be careful not to damage harness with the edge of case.
• Do not allow metal filings or foreign material to get on the
sensor front edge magnetic area.
• Do not place in an area affected by magnetism.
48. Remove reverse brake snap ring using 2 flat-bladed screwdriv-
ers.
NOTE:
Press out snap ring from the transmission case oil pan side gap
using a flat-bladed screwdriver, and remove it using another
screwdriver.
49. Remove reverse brake retaining plate from transmission case.
50. Remove N-spring from transmission case.
51. Remove reverse brake drive plates, driven plates and dish plate
from transmission case.
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DISASSEMBLY
AT-253
< SERVICE INFORMATION >
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56. Remove reverse brake piston from transmission case with com-
pressed air. Refer to AT-235, "
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.
58. Knock out retaining pin using suitable tool.
59. Remove manual shaft retaining pin using suitable tool.
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AT-254
< SERVICE INFORMATION >
DISASSEMBLY
60. Remove manual plate (with parking rod) from manual shaft.
61. Remove parking rod from manual plate.
62. Remove manual shaft from transmission case.
63. Remove manual shaft oil seals using suitable tool.
CAUTION:
Be careful not to scratch transmission case.
64. Remove detent spring and spacer from transmission case.
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ASSEMBLY
AT-277
< SERVICE INFORMATION >
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ASSEMBLY
Assembly (1)INFOID:0000000003532493
1. Drive new manual shaft oil seals into the transmission case until
it is flush using suitable tool.
CAUTION:
• Apply ATF to manual shaft oil seals.
• Do not reuse manual shaft oil seals.
2. Install detent spring and spacer in transmission case. Tighten
bolt to the specified torque. Refer to AT-228, "
Component".
3. Install manual shaft to transmission case.
4. Install parking rod to manual plate.
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AT-282
< SERVICE INFORMATION >
ASSEMBLY
24. Install revolution sensor to transmission case. Tighten revolution
sensor bolt to the specified torque. Refer to AT-228, "
Compo-
nent".
CAUTION:
• Do not subject it to impact by dropping or hitting it.
• Be careful not to damage harness with the edge of case.
• Do not allow metal filings or foreign material to get on the
sensor front edge magnetic area.
• Do not place in an area affected by magnetism.
25. Install new rear oil seal until it is flush into the rear extension
(2WD models) using Tool or adapter case (4WD models) using
suitable tool.
CAUTION:
• Apply ATF to rear oil seal.
• Do not reuse rear oil seal.
26. Install return spring (1) to parking pawl (2).
27. Install parking pawl (with return spring) and pawl shaft to rear
extension (2WD models) or adapter case (4WD models).
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Tool number : ST33400001 (J-26082)
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AT-284
< SERVICE INFORMATION >
ASSEMBLY
33. Install bearing race in output shaft.
34. Install rear extension assembly (2WD models) or adapter case assembly (4WD models) according to the
following procedures.
a.2WD models
i. Apply recommended sealant (Genuine Anaerobic Liquid Gasket
or equivalent) to rear extension assembly as shown. Refer to GI-
45, "Recommended Chemical Product and Sealant".
CAUTION:
Completely remove all moisture, oil and old sealant from
the transmission case and rear extension assembly mating
surfaces.
ii. Install rear extension assembly to transmission case.
iii. Install brackets (1).
iv. Tighten rear extension assembly bolts to specified torque.
CAUTION:
Do not reuse self-sealing bolts (2).
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Rear extension assembly bolts : 52 N·m (5.3 kg-m,
38 ft-lb)
Self-sealing bolts : 61 N·m (6.2 kg-m,
45 ft-lb)
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ASSEMBLY
AT-285
< SERVICE INFORMATION >
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b.4WD models
i. Install new gasket to transmission case.
CAUTION:
• Do not reuse gasket.
• Completely remove all moisture, oil and old gasket from
the transmission case and adapter case assembly mating
surfaces.
ii. Install adapter case assembly to transmission case.
iii. Install brackets (1).
iv. Tighten adapter case assembly bolts to specified torque.
CAUTION:
Do not reuse self-sealing bolts (2).
35. Install needle bearing in drum support edge surface.
CAUTION:
Apply petroleum jelly to needle bearing.
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Adapter case assembly bolts : 52 N·m (5.3 kg-m, 38
ft-lb)
Self-sealing bolt : 61 N·m (6.2 kg-m, 45
ft-lb)
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AT-290
< SERVICE INFORMATION >
ASSEMBLY
Adjustment
INFOID:0000000003532494
TOTAL END PLAY
• Measure clearance between front sun gear and bearing race for oil
pump cover.
• Select proper thickness of bearing race so that end play is within
specifications.
1. Measure dimensions “K” and “L” and then calculate dimension
“J”.
a. Measure dimension “K”.
b. Measure dimension “L”.
c. Calculate dimension “J”.
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“J”: Distance between oil pump fitting surface of
transmission case and needle bearing mating surface
of front sun gear.
J = K – L
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