INFINITI QX4 2005 Factory Service Manual

AT-300
ASSEMBLY
Revision: October 20052005 QX56
10. Install servo assembly in transmission case.
11. Install snap ring to transmission case, using suitable tool.
12. Install new D-rings in reverse brake piston.
CAUTION:

Do not reuse D-rings.

Apply ATF to D-rings.
13. Install reverse brake piston in transmission case.
14. Install needle bearing to drum support edge surface.
CAUTION:
Apply petroleum jelly to needle bearing.
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ASSEMBLY
AT-301
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15. Install new seal rings to drum support.
CAUTION:

Do not reuse seal rings.

Apply petroleum jelly to seal rings.
16. Install spring retainer and return spring in transmission case.
17. Install snap ring (fixing spring retainer) in transmission case
while compressing return spring, using Tool.
CAUTION:
Securely assemble them using a flat-bladed screwdriver so
that snap ring tension is slightly weak.
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Tool number : KV31102400 (J-34285, J-34285-87)
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AT-302
ASSEMBLY
Revision: October 20052005 QX56
18. Install reverse brake drive plates, driven plates and dish plate in
transmission case.
CAUTION:
Take care with the order and direction of plates.
19. Assemble N-spring.
20. Install reverse brake retaining plate in transmission case.
21. Install snap ring in transmission case.
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ASSEMBLY
AT-303
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Revision: October 20052005 QX56
22. Measure clearance between retaining plate and snap ring. If not
within specified clearance, select proper retaining plate.
23. Install needle bearing to transmission case.
CAUTION:

Take care with the direction of needle bearing. Refer to
AT-260, "
Locations of Adjusting Shims, Needle Bearings,
Thrust Washers and Snap Rings" .

Apply petroleum jelly to needle bearing.
24. Install revolution sensor to transmission case. Tighten revolution
sensor bolt to the specified torque. Refer to AT-250, "
Compo-
nents" .
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, etc., to get on the sensor's
front edge magnetic area.

Do not place in an area affected by magnetism.
25. Install new rear oil seal into the rear extension (2WD models) or
adapter case (4WD models) until it is flush with component face,
using Tool or suitable drift.
CAUTION:

Apply ATF to rear oil seal.

Do not reuse rear oil seal.Specified clearance “A”:
Standard: 0.7 - 1.1mm (0.028 - 0.043 in)
Retaining plate:
Refer to AT-323, "
Reverse brake" .
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AT-304
ASSEMBLY
Revision: October 20052005 QX56
26. Install return spring to parking pawl.
27. Install parking pawl (with return spring) and pawl shaft to rear
extension (2WD models) or adapter case (4WD models).
28. Install parking actuator support to rear extension (2WD models)
or adapter case (4WD models).
29. Install needle bearing to rear extension (2WD models) or
adapter case (4WD models).
CAUTION:
Apply petroleum jelly to needle bearing.
30. Install new seal rings to output shaft.
CAUTION:

Do not reuse seal rings.

Apply petroleum jelly to seal rings.
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ASSEMBLY
AT-305
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31. Install parking gear to output shaft.
32. Install output shaft in transmission case.
CAUTION:
Be careful not to mistake front for rear because both sides
looks similar. (Thinner end is front side.)
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. Refer to GI-45, "
Recommended Chemical Prod-
ucts and Sealants" .) to rear extension assembly as shown.
CAUTION:
Complete remove all moisture, oil and old sealant, etc.
From the transmission case and rear extension assembly
mounting surfaces.
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AT-306
ASSEMBLY
Revision: October 20052005 QX56
ii. Install rear extension assembly to transmission case.
iii. Install bracket.
iv. Tighten rear extension assembly bolts to specified torque.
CAUTION:
Do not reuse self-sealing bolt.
b.4WD models
i. Install new gasket to transmission case.
CAUTION:

Do not reuse gasket.

Complete remove all moisture, oil and old gasket, etc.
From the transmission case and adapter case assembly
mounting surfaces.
ii. Install adapter case assembly to transmission case.
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Rear extension assembly
bolt: 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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ASSEMBLY
AT-307
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iii. Install bracket.
iv. Tighten adapter case assembly bolts to specified torque.
CAUTION:
Do not reuse self-sealing bolt.
35. Install needle bearing in drum support edge surface.
CAUTION:
Apply petroleum jelly to needle bearing.
36. Install direct clutch assembly in reverse brake.
37. Install high and low reverse clutch assembly in direct clutch
assembly.Adapter case assem-
bly bolt: 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-308
ASSEMBLY
Revision: October 20052005 QX56
38. Range the drive plate, using flat-bladed screwdriver.
39. Install high and low reverse clutch hub, mid sun gear assembly
and rear sun gear assembly as a unit.
CAUTION:
Check that portion A of high and low reverse clutch drum
protrudes approximately 2 mm (0.08 in) beyond portion B of
rear sun gear.
40. Install needle bearing in rear carrier assembly.
CAUTION:
Apply petroleum jelly to needle bearing.
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ASSEMBLY
AT-309
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Revision: October 20052005 QX56
41. Install bearing race in rear carrier assembly.
CAUTION:
Apply petroleum jelly to bearing race.
42. Install rear carrier assembly in direct clutch drum.
43. Install needle bearing (rear side) in mid carrier assembly.
CAUTION:
Apply petroleum jelly to needle bearing.
44. Install needle bearing (front side) in mid carrier assembly.
CAUTION:
Apply petroleum jelly to needle bearing.
45. Install mid carrier assembly in rear carrier assembly.
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