Infiniti G37 Coupe. Manual — part 708
FAX-4
< ON-VEHICLE MAINTENANCE >
FRONT WHEEL HUB AND KNUCKLE
ON-VEHICLE MAINTENANCE
FRONT WHEEL HUB AND KNUCKLE
Inspection
INFOID:0000000001666521
MOUNTING INSPECTION
Make sure that the mounting conditions (looseness, backlash) of each component and component conditions
(wear, damage) are normal.
WHEEL BEARING INSPECTION
• Move wheel hub and bearing assembly in the axial direction by hand. Make sure there is no looseness of
wheel bearing.
• Rotate wheel hub and make sure that is no unusual noise or other irregular conditions. If there is any of
irregular conditions, replace wheel hub and bearing assembly.
Standard
Axial end play
: Refer to
FRONT WHEEL HUB AND KNUCKLE
FAX-5
< ON-VEHICLE REPAIR >
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ON-VEHICLE REPAIR
FRONT WHEEL HUB AND KNUCKLE
Exploded View
INFOID:0000000001666522
Removal and Installation
INFOID:0000000001666523
REMOVAL
Wheel Hub and Bearing Assembly
1.
Remove tires from vehicle with power tool.
2.
Remove wheel sensor from steering knuckle. Refer to
CAUTION:
Never pull on wheel sensor harness.
3.
Remove torque member mounting bolts with power tool. Hang torque member in a place where it will not
interfere with work. Refer to
BR-43, "BRAKE CALIPER ASSEMBLY (1 PISTON TYPE) : Exploded View"
(1 piston type),
BR-47, "BRAKE CALIPER ASSEMBLY (4 PISTON TYPE) : Exploded View"
type).
CAUTION:
Never depress brake pedal while brake caliper is removed.
4.
Remove disc rotor. Refer to
BLY (1 PISTON TYPE) : Removal and Installation"
(1 piston
BR-48, "BRAKE CALIPER ASSEMBLY (4 PISTON TYPE)
(4 piston type).
CAUTION:
• Put matching marks (A) on the wheel hub and bearing
assembly and the disc rotor before removing the disc
rotor.
• Never drop disc rotor.
5.
Remove wheel hub and bearing assembly mounting bolts, and
then remove splash guard and wheel hub and bearing assembly
from steering knuckle.
Steering Knuckle
1.
Steering knuckle
2.
Ball seat
3.
Cotter pin
4.
Splash guard
5.
Wheel hub and bearing assembly
Refer to
JPDIF0001GB
JPDIF0112ZZ
FAX-6
< ON-VEHICLE REPAIR >
FRONT WHEEL HUB AND KNUCKLE
1.
Remove wheel hub and bearing assembly, and then remove splash guard.
2.
Remove brake hose bracket. Refer to
BR-21, "FRONT : Exploded View"
.
3.
Remove cotter pin (1) of steering outer socket, and then loosen
the nut.
4.
Remove steering outer socket (2) from steering knuckle (3) so
as not to damage ball joint boot (4) using the ball joint remover.
CAUTION:
Temporarily tighten the nut to prevent damage to threads
and to prevent the ball joint remover from suddenly coming
off.
5.
Remove cotter pin of transverse link and steering knuckle, and
then loosen nut.
6.
Remove fixing nut and bolt with a power tool, separate upper
link from steering knuckle. Refer to
7.
Separate transverse link from steering knuckle so as not to damage ball joint boot using the ball joint
remover.
CAUTION:
Temporarily tighten the nut to prevent damage to threads and to prevent the ball joint remover
from suddenly coming off.
8.
Remove steering knuckle form vehicle.
INSTALLATION
Note the following, and install in the reverse order of the removal.
• Perform the final tightening of each of parts under conditions, which were removed when removing wheel
hub and bearing assembly and steering knuckle.
CAUTION:
• Never reuse cotter pin.
• Never drop disc rotor.
• Align the matching marks (A) that have been made during
removal when reusing the disc rotor.
Inspection
INFOID:0000000001666524
INSPECTION AFTER REMOVAL
Check components for deformation, cracks, and other damage. Replace if there are.
Ball Joint Inspection
Check boots of transverse link and steering outer socket ball joint for breakage, axial play, and torque. Refer to
.
INSPECTION AFTER INSTALLATION
• Check the wheel alignment. Refer to
FSU-7, "Wheel Alignment Inspection"
.
• Adjust neutral position of steering angle sensor after checking the wheel alignment. Refer to
"ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION : Special Repair Requirement"
.
• Check wheel sensor harness for proper connection. Refer to
.
SGIA1183E
JPDIF0112ZZ
SERVICE DATA AND SPECIFICATIONS (SDS)
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SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
Wheel Bearing
INFOID:0000000001666525
Axial end play
0.05 mm (0.002 in) or less
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