Infiniti FX35, FX50 (S51). Manual - part 600

 

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Infiniti FX35, FX50 (S51). Manual - part 600

 

 

DIFFERENTIAL ASSEMBLY

DLN-235

< UNIT DISASSEMBLY AND ASSEMBLY >

[REAR FINAL DRIVE: R200]

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4.

If tooth contact is improperly adjusted, follow the procedure
below to adjust the pinion height [dimension (X)].

• If the tooth contact is near the face (face contact), or near the

heel (heel contact), thicken pinion height adjusting washers to
move drive pinion closer to drive gear.

SDIA0207E

SDIA0517E

PDIA0440E

DLN-236

< UNIT DISASSEMBLY AND ASSEMBLY >

[REAR FINAL DRIVE: R200]

DIFFERENTIAL ASSEMBLY

• If the tooth contact is near the flank (flank contact), or near the

toe (toe contact), thin pinion height adjusting washers to move
drive pinion farther from drive gear.

BACKLASH

Before inspection and adjustment, drain gear oil.

1.

Remove rear cover. Refer to 

DLN-225, "AWD : Disassembly"

.

2.

Fit a dial indicator to the drive gear face to measure the back-
lash.

• If the backlash is outside of the specified value, change the

thickness of side bearing adjusting washer.

CAUTION:

Never change the total amount of washers as it changes the bearing preload.

AWD : Inspection After Disassembly

INFOID:0000000005249246

DRIVE GEAR AND DRIVE PINION

• Clean up the disassembled parts.
• If the gear teeth never mesh or line-up correctly, determine the cause and adjust or replace as necessary.
• If the gears are worn, cracked, damaged, pitted or chipped (by friction) noticeably, replace with new drive

gear and drive pinion as a set.

BEARING

• Clean up the disassembled parts.
• If any chipped (by friction), pitted, worn, rusted or scratched marks, or unusual noise from the bearing is

observed, replace as a bearing assembly (as a new set).

SIDE GEAR AND PINION MATE GEAR

• Clean up the disassembled parts.
• If any cracks or damage on the surface of the tooth is found, replace.
• If any worn or chipped mark on the contact sides of the thrust washer is found, replace.

SIDE GEAR THRUST WASHER AND PINION MATE THRUST WASHER

• Clean up the disassembled parts.
• If it is chipped (by friction), damaged, or unusually worn, replace.

OIL SEAL

• Whenever disassembled, replace.

PDIA0441E

Standard

Backlash

: Refer to 

DLN-256, "Back-

lash"

.

When the backlash is large:

Make drive gear back side adjusting washer thicker, 
and drive gear tooth side adjusting washer thinner by 
the same amount.

When the backlash is small:

Make drive gear back side adjusting washer thinner, 
and drive gear tooth side adjusting washer thicker by 
the same amount.

SPD513

DIFFERENTIAL ASSEMBLY

DLN-237

< UNIT DISASSEMBLY AND ASSEMBLY >

[REAR FINAL DRIVE: R200]

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• If wear, deterioration of adherence (sealing force lips), or damage is detected on the lips, replace them.

DIFFERENTIAL CASE

• Clean up the disassembled parts.
• If any wear or crack on the contact sides of the differential case is found, replace.

COMPANION FLANGE

• Clean up the disassembled parts.
• If any chipped mark [about 0.1 mm, (0.004 in)] or other damage on the contact sides of the lips of the com-

panion flange is found, replace.

DLN-238

< UNIT DISASSEMBLY AND ASSEMBLY >

[REAR FINAL DRIVE: R200]

DRIVE PINION

DRIVE PINION

2WD

2WD : Exploded View

INFOID:0000000005525360

1.

Drive pinion lock nut

2.

Companion flange

3.

Front oil seal

4.

Pinion front bearing

5.

Gear carrier

6.

Side oil seal

7.

Side flange

8.

Collapsible spacer

9.

Pinion rear bearing

10. Pinion height adjusting washer

11.

Drive pinion

12. Side bearing adjusting washer

13. Side bearing

14. Side gear thrust washer

15. Circular clip

16. Side gear

17. Lock pin

18. Pinion mate gear

19. Pinion mate thrust washer

20. Pinion mate shaft

21. Drive gear

22. Differential case

23. Bearing cap

24. Filler plug

25. Gasket

26. Rear cover

27. Drain plug

A.

Oil seal lip

B.

 Screw hole

C.

Comply with the assembly proce-
dure when tightening. Refer to 

DLN-

214, "2WD : Assembly"

.

: Apply gear oil.

: Apply anti-corrosion oil.

: Apply Genuine Silicone RTV or equivalent. Refer to 

GI-16, "Recommended Chemical Products and Sealants"

.

: Apply Genuine High Strength Thread Locking Sealant or equivalent. Refer to 

GI-16, "Recommended Chemical Products 

and Sealants"

.

Refer to 

GI-4, "Components"

 for symbols not described above.

JPDID0263GB

 

 

 

 

 

 

 

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