transmission INFINITI QX56 2007 Factory Manual Online

AT-278
< SERVICE INFORMATION >
ASSEMBLY
5. Install manual plate (with parking rod) to manual shaft.
6. Install new retaining pin into the manual plate and manual shaft.
a. Fit pinhole of the manual plate to pinhole of the manual shaft
using suitable tool.
b. Tap the new retaining pin into the manual plate using suitable
tool.
CAUTION:
• Drive retaining pin to 2mm (0.8 in) over the manual plate.
• Do not reuse retaining pin.
7. Install new retaining pin into the transmission case and manual
shaft.
a. Fit pinhole of the transmission case to pinhole of the manual
shaft using suitable tool.
b. Tap the new retaining pin into the transmission case, using suit-
able tool.
CAUTION:
• Drive retaining pin to 5 mm (0.20 in) over the transmission
case.
• Do not reuse retaining pin.
8. Install new O-rings to servo assembly.
CAUTION:
• Do not reuse O-rings.
• Apply petroleum jelly to O-rings.
9. Install return spring to servo assembly.
SCIA5219E
SCIA5297E
SCIA2427E
SCIA5719E
SCIA5717E

ASSEMBLY
AT-279
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
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.
SCIA2334E
SCIA2333E
SCIA5340E
SCIA2325E
SCIA2796E

AT-280
< SERVICE INFORMATION >
ASSEMBLY
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 in transmission case while compressing return
spring using Tool.
CAUTION:
Securely assemble them so that snap ring tension is
slightly weak.
18. Install reverse brake drive plates (3), driven plates (4) and dish
plate (5) in transmission case.
• Snap ring (1)
• Retaining plate (2)
CAUTION:
Take care with the order and direction of plates.
SCIA3333E
SCIA2324E
Tool number : KV31102400 (J-34285 and J-34285-87)
SCIA5582E
WCIA0625E

ASSEMBLY
AT-281
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
19. Assemble N-spring.
20. Install reverse brake retaining plate in transmission case.
21. Install snap ring in transmission case.
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-237, "
Location of Adjusting Shims, Needle Bearings,
Thrust Washers and Snap Rings".
• Apply petroleum jelly to needle bearing.
SCIA5249E
SCIA2439E
Specified clearance “A” : Standard: 0.7 - 1.1mm
(0.028 - 0.043 in)
Retaining plate : Refer to AT-300, "
Reverse
brake".
SCIA5341E
SCIA5213E

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).
SCIA2320E
Tool number : ST33400001 (J-26082)
SCIA5581E
SCIA6180E
SCIA3424E

ASSEMBLY
AT-283
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
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.
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.)
SCIA3423E
SCIA5221E
SCIA5209E
SCIA5247E
SCIA5030E

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).
SCIA5245E
SCIA5212E
SCIA5029E
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)
WCIA0562E

ASSEMBLY
AT-285
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
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.
SCIA5231E
SCIA5205E
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)
WCIA0563E
SCIA5198E

ASSEMBLY
AT-289
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
49. Install brake band in transmission case.
CAUTION:
Assemble it so that identification to avoid incorrect installa-
tion faces servo side.
50. Install front sun gear assembly to front carrier assembly.
CAUTION:
Apply ATF to front sun gear radial bearing and 3rd one-way
clutch end bearing.
51. Install needle bearing in front sun gear assembly.
CAUTION:
Apply petroleum jelly to needle bearing.
52. Adjust brake band tilting using clips so that brake band contacts
front sun gear drum evenly.
53. Adjust brake band.
a. Loosen lock nut.
b. Tighten band servo anchor end pin to specified torque.
c. Back off band servo anchor end pin three turns.
d. Holding band servo anchor end pin, tighten lock nut to specified
torque. Refer to AT-228, "
Component".
SCIA5498E
SCIA5014E
SCIA2808E
SCIA5033E
Band servo anchor end pin : 5.0 N·m (0.51 kg-m,
44 in-lb)
SCIA5498E

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”.
SCIA2810E
SCIA5350E
SCIA5351E
“J”: Distance between oil pump fitting surface of
transmission case and needle bearing mating surface
of front sun gear.
J = K – L
SCIA5352E