Infiniti I35 (A33). Manual — part 103
Wheel Hub
COMPONENTS
NHAX0028
SAX026
1.
Spindle
2.
Baffle plate
3.
ABS sensor rotor
4.
Wheel hub bearing
5.
Wheel bearing lock nut
6.
Hub cap
7.
ABS sensor
REMOVAL
NHAX0029
CAUTION:
I
Before removing the rear wheel hub assembly, disconnect
the ABS wheel sensor from the assembly. Then move it
away from the hub assembly. Failure to do so may result
in damage to the sensor wires and the sensor becoming
inoperative.
I
Wheel hub bearing does not require maintenance. If any of
the following symptoms are noted, replace wheel hub
bearing assembly.
1)
Growling noise is emitted from wheel hub bearing dur-
ing operation.
2)
Wheel hub bearing drags or turns roughly. This occurs
when turning hub by hand after bearing lock nut is tight-
ened to specified torque.
GI
MA
EM
LC
EC
FE
AT
SU
BR
ST
RS
BT
HA
SC
EL
IDX
REAR AXLE
Wheel Hub
AX-19
SRA692A
1.
Remove brake caliper assembly.
2.
Remove wheel bearing lock nut.
3.
Remove brake rotor.
4.
Remove wheel hub bearing from spindle.
Brake hose does not need to be disconnected from brake
caliper.
Suspend caliper assembly with wire so as not to stretch brake
hose.
Be careful not to depress brake pedal, or piston will pop out.
Make sure brake hose is not twisted.
ARA082
5.
Remove the sensor rotor using suitable puller, drift and bea
ring replacer.
SRA733AA
INSTALLATION
NHAX0030
I
With vehicles equipped with ABS, press-fit ABS sensor rotor
into wheel hub bearing using a drift.
Do not reuse ABS sensor rotor. When installing, replace it
with a new one.
SRA734A
I
Press-fit ABS sensor rotor as far as the location shown in fig-
ure at left.
SRA693A
I
Install wheel hub bearing.
I
Tighten wheel bearing lock nut.
Before tightening, apply oil to threaded portion of rear spindle.
Do not reuse wheel bearing lock nut.
: 187 - 254 N·m (19 - 26 kg-m, 138 - 188 ft-lb)
I
Check that wheel bearings operate smoothly.
REAR AXLE
Wheel Hub (Cont’d)
AX-20
SRA737A
I
Check wheel hub bearing axial end play.
Axial end play:
Less than 0.05 mm (0.0020 in)
SFA599B
I
Clinch two places of lock nut.
SRA738A
I
Install hub cap using a suitable tool.
Do not reuse hub cap. When installing, replace it with a
new one.
GI
MA
EM
LC
EC
FE
AT
SU
BR
ST
RS
BT
HA
SC
EL
IDX
REAR AXLE
Wheel Hub (Cont’d)
AX-21
Service Data and Specifications (SDS)
WHEEL BEARING (REAR)
=NHAX0031
Wheel bearing axial end play limit
mm (in)
Less than 0.05 (0.0020)
Wheel bearing lock nut tightening torque
N·m (kg-m, ft-lb)
187 - 254 (19 - 26, 138 - 188)
REAR AXLE
Service Data and Specifications (SDS)
AX-22
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