2011 INFINITI QX56 oil

TM-238
< UNIT DISASSEMBLY AND ASSEMBLY >[7AT: RE7R01B]
TRANSMISSION ASSEMBLY
vii. Remove parking gear (1) from output shaft (2).
viii. Remove seal rings (1) from output shaft.
43. Remove needle bearing from transmission case.
44. Remove output speed sensor
(1) from transmission case.
CAUTION:
 Never subject it to impact by dropping or hitting it.
 Never disassemble.
 Never allow metal filings, etc. to get on the sensor's front
edge magnetic area.
 Never place in an area affected by magnetism.
45. Remove reverse brake snap ring (fixing plate) with 2 flat-bladed screwdrivers.
CAUTION:
 Be careful not to scratch transmission case and reversebrake retaining plate.
 Be careful not to damage snap ring.
NOTE:
Press out snap ring from the transmission case oil pan side gap
with a flat-bladed screwdriver, and remove it using a another
screwdriver.
46. Remove reverse brake retaining plate from transmission case.
JPDIA0029ZZ
JPDIA0030ZZ
SCIA5031E
: Bolt
JSDIA1321ZZ
SCIA5032E
Revision: 2010 May2011 QX56

TM-240
< UNIT DISASSEMBLY AND ASSEMBLY >[7AT: RE7R01B]
TRANSMISSION ASSEMBLY
52. Remove needle bearing from drum support edge surface.
53. Remove reverse brake piston (1) from transmission case with
compressed air. Refer to TM-222, "
Oil Channel".
CAUTION:
Care should be taken not to ab ruptly blow air. It makes pis-
tons incline, as the result, it becomes hard to disassemble
the pistons.
54. Remove D-rings from reverse brake piston.
55. Remove manual shaft retaining pin with pair of nippers. CAUTION:
Be careful not to cut retaining pin.
SCIA2796E
A : Reverse brake pressure hole
JSDIA1819ZZ
SCIA6330E
SCIA2329E
Revision: 2010 May2011 QX56

TRANSMISSION ASSEMBLYTM-241
< UNIT DISASSEMBLY AND ASSEMBLY > [7AT: RE7R01B]
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TM
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56. Remove manual plate (1) from detent spring (2).
57. Remove parking rod (3) from manual plate.
58. Install manual plate to detent spring.
59. Use a pin punch [4 mm (0.16 in) dia. commercial service tool] to knock out retaining pin (1).
60. Remove manual plate from manual shaft.
61. Remove manual shaft from transmission case.
62. Remove manual shaft oil seals using a flat-bladed screwdriver. CAUTION:
Be careful not to scratch transmission case.
JPDIA1131ZZ
JPDIA1132ZZ
SCIA5715E
SCIA5716E
SCIA2331E
Revision: 2010 May2011 QX56

TRANSMISSION ASSEMBLYTM-243
< UNIT DISASSEMBLY AND ASSEMBLY > [7AT: RE7R01B]
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68. Remove rear oil seal from rear extension (B) or adapter case (C) using a flat-bladed screwdriver (A).
CAUTION:
Be careful not to scratch adapter case.
AssemblyINFOID:0000000006226918
1. As shown in the figure, use a drift [22 mm (0.87 in) dia. commer-cial service tool] to drive manual shaft oil seals into the transmis-
sion case until it is flush.
CAUTION:
 Never reuse manual shaft oil seals.
 Apply ATF to manual shaft oil seals.
2. Install detent spring to transmission case. Tighten detent spring bolt to the specified torque.
B: 2WD
C: 4WD
JSDIA0157ZZ
SCIA5259E
: Bolt
JPDIA1134ZZ
Revision: 2010 May2011 QX56

TM-248
< UNIT DISASSEMBLY AND ASSEMBLY >[7AT: RE7R01B]
TRANSMISSION ASSEMBLY
21. As shown in the figure, use the drift to drive rear oil seal into the
rear extension (2WD) (A) or adapter case (4WD) (B) until it is
flush.
CAUTION:
 Never reuse rear oil seal.
 Apply ATF to rear oil seal.
22. Install return spring (1) to parking pawl (2).
23. Install parking pawl (with return spring) and pawl shaft to rear extension (2WD) or adapter case (4WD).
24. Install parking actuator support to rear extension (2WD) or adapter case (4WD).
1 : Drift [SST: 33400001 (J-26082)]
2 : Drift [Commercial service tool Ø64 mm (2.52 in)]
JSDIA1914ZZ
SCIA6180J
SCIA3424E
SCIA3423E
Revision: 2010 May2011 QX56

TM-250
< UNIT DISASSEMBLY AND ASSEMBLY >[7AT: RE7R01B]
TRANSMISSION ASSEMBLY
iv. Install bearing race to output shaft.
v. Apply recommended sealant (Genuine Anaerobic Liquid Gasket
or equivalent. Refer to GI-22, "
Recommended Chemical Prod-
ucts and Sealants".) to rear extension assembly as shown in the
figure.
CAUTION:
Completely remove all moisture, oil and old sealant, etc.
from the transmission case and rear extension assembly
mounting surfaces.
vi. Install rear extension 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.
vii. Tighten rear extension assembly bolts to the specified torque.
SCIA5245E
Sealant starting
point and end-
point (A) : Start and finish
point shall be in
the center of two bolts.
Overlap width of
sealant starting
point and end-
point (B) : 3 – 5 mm (0.12 – 0.20 in)
Sealant width (C) : 1.0 – 2.0 mm (0.04 – 0.08 in)
Sealant height (C) : 0.4 – 1.0 mm (0.016 – 0.04 in)
JSDIA1855ZZ
SCIA5029E
1: Bracket
A: Bolt
B : Self-sealing bolt
JSDIA1845ZZ
Revision: 2010 May2011 QX56

TM-252
< UNIT DISASSEMBLY AND ASSEMBLY >[7AT: RE7R01B]
TRANSMISSION ASSEMBLY
v. Install gasket onto transmission case.
CAUTION:
 Completely remove all moisture, oil and old gasket, etc.from the transmission case and adapter case assembly
mounting surfaces.
 Never reuse gasket.
vi. 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 adapter
case assembly.
vii. Tighten adapter case assembly bolts to the specified torque.
27. Install needle bearing in drum support. CAUTION:
Check the direction of need le bearing. Refer to TM-222,
"Location of Needle Bearings and Bearing Races".
SCIA5231E
SCIA5186E
1: Bracket
A: Bolt
B : Self-sealing bolt
JPDIA1155ZZ
SCIA5198E
Revision: 2010 May2011 QX56

TRANSMISSION ASSEMBLYTM-257
< UNIT DISASSEMBLY AND ASSEMBLY > [7AT: RE7R01B]
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44. Install snap ring (1) to transmission case. CAUTION:
Be careful not to damage snap ring.
45. Install front brake retaining plate (thin) (1), front brake drive plates (2), front brake driven pl ate (3), and front brake retaining
plate (thick) (4) to transmission case.
CAUTION:
Check order of plates.
46. Install needle bearing (1) to under drive carrier assembly. CAUTION:
Check the direction of needle bearing. Refer to TM-222,
"Location of Needle Bearings and Bearing Races".
47. Install under drive sun gear (1) to under drive carrier assembly.
48. Adjustment of total end play “T”.  Measure clearance between bearing race (1) and oil pump
cover (2).
 Select proper thickness of bearing race so that end play is within specifications.
JPDIA1116ZZ
: Front
JPDIA1154ZZ
JPDIA1114ZZ
JPDIA1112ZZ
JSDIA1696ZZ
Revision: 2010 May2011 QX56