INFINITI QX56 2006 Factory Service Manual

AT-296
REPAIR FOR COMPONENT PARTS
Revision: November 20092006 QX56
High and Low Reverse ClutchECS00EOG
COMPONENTS
DISASSEMBLY
1. Remove bearing race from high and low reverse clutch drum.
2. Remove snap ring from high and low reverse clutch drum using
suitable tool.
3. Remove drive plates, driven plates and retaining plate from high and low reverse clutch drum.
INSPECTION

Check the following, and replace high and low reverse clutch assembly if necessary.
High and Low Reverse Clutch Snap Ring

Check for deformation, fatigue or damage.
High and Low Reverse Clutch Drive Plates

Check facing for burns, cracks or damage.
1. High and low reverse clutch drum 2. Driven plate 3. Retaining plate
4. Snap ring 5. Drive plate 6. Bearing race
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Revision: November 2009 2006 QX56
High and Low Reverse Clutch Retaining Plate and Driven Plates

Check facing for burns, cracks or damage.
ASSEMBLY
1. Install drive plates, driven plates and retaining plate in high and
low reverse clutch drum.
CAUTION:
Take care with the order of plates.
2. Install snap ring in high and low reverse clutch drum using suit- able tool.
3. Install bearing race to high and low reverse clutch drum. CAUTION:
Apply petroleum jelly to bearing race.
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AT-298
REPAIR FOR COMPONENT PARTS
Revision: November 20092006 QX56
Direct ClutchECS00EOH
COMPONENTS
DISASSEMBLY
1. Remove snap rings from direct clutch drum using suitable tool.
2. Remove drive plates, driven plates and retaining plate from
direct clutch drum.
INSPECTION

Check the following, and replace direct clutch assembly if necessary.
Direct Clutch Snap Rings

Check for deformation, fatigue or damage.
Direct Clutch Drive Plates

Check facing for burns, cracks or damage.
Direct Clutch Retaining Plate and Driven Plates

Check facing for burns, cracks or damage.
1. Direct clutch drum 2. Driven plate 3. Retaining plate
4. Snap ring 5. Drive plate
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ASSEMBLY
1. Install drive plates, driven plates and retaining plate in direct
clutch drum.
CAUTION:
Take care with the order of plates.
2. Install snap rings in direct clutch drum using suitable tool.
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AT-300
ASSEMBLY
Revision: November 20092006 QX56
ASSEMBLYPFP:00000
Assembly (1)ECS00EQ8
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- 2 5 0 , "
Components" .
3. Install manual shaft to transmission case.
4. Install parking rod to manual plate.
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ASSEMBLYAT-301
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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 transmis-
sion 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.
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AT-302
ASSEMBLY
Revision: November 20092006 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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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.
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Tool number : KV31102400 (J-34285 and J-34285-87)
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AT-304
ASSEMBLY
Revision: November 20092006 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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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- 2 6 0 , "
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- 2 5 0 , "
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 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.Specified clearance “A” : Standard: 0.7 - 1.1mm
(0.028 - 0.043 in)
Retaining plate : Refer to AT- 3 2 5 , "
Reverse
brake" .
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Tool number : ST33400001 (J-26082)
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