2001 INFINITI QX4 Factory Service Manual

Page 2049 of 2395

INFINITI QX4 2001  Factory Service Manual AdjustmentNBPD0020For quiet and reliable final drive operation, the following five adjust-
ments must be made correctly:
1. Side bearing preload
2. Pinion gear height
3. Pinion bearing preload
4. Ring

Page 2050 of 2395

INFINITI QX4 2001  Factory Service Manual SPD194A
7. Measure the turning torque of the carrier at the ring gear retain-
ing bolts with a spring gauge, J8129.
Specification:
34.3 - 39.2 N (3.5 - 4.0 kg, 7.7 - 8.8 lb) of pulling force
at the ri

Page 2051 of 2395

INFINITI QX4 2001  Factory Service Manual SPD893
3. Place the pinion preload shim selector Tool, J34309-1, gauge
screw assembly with the pinion rear bearing inner cone
installed into the final drive housing.
SPD199A
4. Assemble the front pini

Page 2052 of 2395

INFINITI QX4 2001  Factory Service Manual SPD209A
PINION BEARING PRELOAD WASHER SELECTION
8. Place the solid pinion bearing spacer, small end first, over the
J34309-2 gauge anvil and seat the small end squarely against
the tip of the J34309-1

Page 2053 of 2395

INFINITI QX4 2001  Factory Service Manual SPD212A
12. Install the side bearing caps and tighten the cap bolts.
Specification:
88 - 98 N´m (9 - 10 kg-m, 65 - 72 ft-lb)
SPD204A
13. Select the correct standard pinion height adjusting washer
thi

Page 2054 of 2395

INFINITI QX4 2001  Factory Service Manual Pinion Head Height NumberAdd or Remove from the Standard
Pinion Height Washer Thickness
Measurement
þ6 Add 0.06 mm (0.0024 in)
þ5 Add 0.05 mm (0.0020 in)
þ4 Add 0.04 mm (0.0016 in)
þ3 Add 0.03 mm

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INFINITI QX4 2001  Factory Service Manual SPD677
3. Hold companion flange steady by hand and rotate the ring gear
in both directions.
SPD007-B
SPD782-A
SPD654-A
AssemblyNBPD0021DIFFERENTIAL SIDE SHAFTNBPD0021S011. Install oil seal and grease

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INFINITI QX4 2001  Factory Service Manual SPD655
2. Install extension tube retainer, rear axle bearing and rear axle
shaft bearing collar on differential side shaft.
SPD552
DIFFERENTIAL CASENBPD0021S021. Install side gears, pinion mate gears