2009 INFINITI QX56 transmission

ASSEMBLYTM-269
< DISASSEMBLY AND ASSEMBLY >
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5. Install manual plate (with parking rod) to manual shaft.
6. Install retaining pin into the manual plate and manual shaft.
a. Align pinhole of the manual plate to pinhole of the manual shaft using suitable tool.
b. Tap the retaining pin into the manual plate using suitable tool. CAUTION:
 Drive retaining pin to 2 ±0.5 mm (0.08 ±0.020 in) over the
manual plate.
 Do not reuse retaining pin.
7. Install retaining pin into the transmission case and manual shaft.
a. Align pinhole of the transmission case to pinhole of the manual shaft using suitable tool.
b. Tap the retaining pin into the transmission case using suitable tool.
CAUTION:
 Drive retaining pin to 5 ±1 mm (0.20 ±0.04 in) over the trans-
mission case.
 Do not reuse retaining pin.
8. Install O-rings to servo assembly. CAUTION:
 Do not reuse O-rings.
 Apply petroleum jelly to O-rings.
9. Install return spring to servo assembly.
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TM-270
< DISASSEMBLY AND ASSEMBLY >
ASSEMBLY
10. Install servo assembly in transmission case.
11. Install snap ring to transmission case using suitable tool.
12. Install 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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ASSEMBLYTM-271
< DISASSEMBLY AND ASSEMBLY >
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15. Install 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 using a flat-bladed screwdriver so
that snap ring tension is slightly weak.
18. Install reverse brake drive plates driven pl ates and dish plates in transmission case.
CAUTION:
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Tool number : KV31102400 (J-34285 and J-34285-87)
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TM-272
< DISASSEMBLY AND ASSEMBLY >
ASSEMBLY
Take care with order of plates.
 Snap ring (1)
 Retaining plate (2)
 Drive plate (3)
 Driven plate (4)
 Dish plate (5)
 Driveplate/Driven plate: 7/7
19. Assemble N-spring.
20. Install reverse brake retaining plate in transmission case.
21. Install snap ring in transmission case.
22. Measure clearance (A) between retaining plate and snap ring. If not within specified clearance, select proper retaining plate.
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Clearance “A” : 0.7 - 1.1mm (0.028 - 0.043 in)
Retaining plate : Refer to TM-291, "Reverse
Brake".
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ASSEMBLYTM-273
< DISASSEMBLY AND ASSEMBLY >
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23. Install needle bearing to transmission case. CAUTION:
 Take care with the direction of needle bearing. Refer toTM-229, "Location of Adjusting Shims, Needle Bearings,
Thrust Washers and Snap Rings".
 Apply petroleum jelly to needle bearing.
24. Install output speed sensor to transmission case and tighten bolt to specified torque.
CAUTION:
 Do not subject sensor to impact by dropping or hitting it.
 Do not disassemble sensor.
 Do not allow metal filings or any foreign material to get on
the sensor's front edge magnetic area.
 Do not place sensor in an area affected by magnetism.
25. Install new rear oil seal until it is flush into the rear extension case (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).
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Output speed sensor
bolt : 5.8 N·m (0.59 kg-m, 51 in-lb)
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Tool number : ST33400001 (J-26082)
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Revision: December 20092009 QX56

ASSEMBLYTM-275
< DISASSEMBLY AND ASSEMBLY >
CEF
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32. Install output shaft in transmission case. CAUTION:
Do not mistake front of shaft for rear because both sides
look similar (thinner end is front side).
33. Install bearing race to 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-15, "Recommended Chemical Prod-
ucts and Sealants".) to rear extension assembly as shown.
CAUTION:
Completely remove all moisture, oil, old sealant and any
foreign material from the transmission case and rear exten-
sion assembly mating surfaces.
ii. Install rear extension assembly to transmission case. CAUTION:
Insert the tip of parking rod between the parking pawl and
the parking actuator suppor t when assembling the rear
extension assembly.
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TM-276
< DISASSEMBLY AND ASSEMBLY >
ASSEMBLY
iii. Install brackets (1) and tighten rear extension assembly boltsand (2 self-sealing bolts) to specified torque.
CAUTION:
Do not reuse self-sealing bolt.
b. 4WD models
i. Install gasket onto transmission case. CAUTION:
 Completely remove all moistu re, oil, old gasket and any
foreign material from the transmission case and adapter
case assembly mating surfaces.
 Do not reuse gasket.
ii. Install adapter case assembly to transmission case. CAUTION:
Insert the tip of parking rod between the parking pawl and
the parking actuator support when assembling the rear
extension assembly.
iii. Install bracket (2) and tighten adapter case assembly bolts (1) and (3) to specified torque.
CAUTION:
Do not reuse self-sealing bolt (3).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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Adapter case
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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TM-280
< DISASSEMBLY AND ASSEMBLY >
ASSEMBLY
48. Install band servo anchor end pin and lock nut in transmissioncase.
CAUTION:
Do not reuse band servo anchor end pin.
49. Install brake band in transmission case. CAUTION:
Install it so that the identificat ion to avoid incorrect installa-
tion faces the servo side.
50. Install front sun gear to front carrier assembly. CAUTION:
Apply ATF to front sun gear bearing and 3rd one-way clutch
end bearing.
51. Install needle bearing to front sun gear. CAUTION:
Apply petroleum jelly to needle bearing.
52. Adjust brake band tilting using a clip so that brake band contacts front sun gear drum evenly.
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Revision: December 20092009 QX56