power steering INFINITI FX35 2008 Service Manual

HYDRAULIC LINEPS-37
< SERVICE INFORMATION >
C
DE
F
H I
J
K L
M A
B
PS
N
O P
HYDRAULIC LINE
ComponentINFOID:0000000001327723
VQ35DE 2WD MODEL
JSGIA0218GB
1. Reservoir tank 2. Reservoir tank bracket 3. Suction hose
4. High pressure hose 5. Power steering oil pump 6. Steering gear assembly
7. Oil cooler 8. Clamp 9. Eye bolt
10. Copper washer 11. Copper washer 12. Eye bolt
13. Eye joint (assembled to high pres- sure side hose) 14. Pressure sensor
Refer to GI-8, "
Component" and the followings for the symbols in the figure.
: Apply power steering fluid.
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

PS-38
< SERVICE INFORMATION >
HYDRAULIC LINE
VQ35DE AWD MODEL
JSGIA0177GB
1. Reservoir tank 2. Reservoir tank bracket 3. Suction hose
4. High pressure hose 5. Power steering oil pump 6. Steering gear assembly
7. Oil cooler 8. Clamp 9. Eye bolt
10. Copper washer 11. Eye bolt 12. Copper washer
13. Oil pressure sensor
Refer to GI-8, "
Component" and the followings for the symbols in the figure.
: Apply power steering fluid.
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

HYDRAULIC LINEPS-39
< SERVICE INFORMATION >
C
DE
F
H I
J
K L
M A
B
PS
N
O P
VK45DE AWD MODEL
Removal and InstallationINFOID:0000000001327724
VQ35DE MODELS
 Refer to PS-37, "Component" for tightening torque. Install in the reverse order of removal.
NOTE:
Refer to component parts location and do not reuse non-reusable parts.
JSGIA0219GB
1. Reservoir tank 2. Suction hose 3. High pressure hose
4. Oil cooler 5. Pressure sensor 6. Steering gear assembly
7. Clamp 8. Eye bolt 9. Copper washer
10. Reservoir tank bracket 11. Eye bolt
Refer to GI-8, "
Component" and the followings for the symbols in the figure.
: Apply power steering fluid.
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

PS-40
< SERVICE INFORMATION >
HYDRAULIC LINE
 Confirm with mating marking that if it is in phase with hose andclamp, then correct if needs.
 To install eye joint, join projection of eye joint into notch of power steering pump, and attach eye joint to power steering pump prop-
erly. Then, tighten eye bolt by hands fully, and tighten it with a
specified torque.
 Connect harness connector into pressure sensor securely.
VK45DE MODELS
 Refer to PS-37, "Component" for tightening torque. Install in the reverse order of removal.
NOTE:
Refer to component parts location and do not reuse non-reusable parts.
 Confirm with mating marking that if it is in phase with hose and clamp, then correct if needs.
 To install eye joint, join projection of eye joint into notch of power steering pump, and attach eye joint to power steering pump prop-
erly. Then, tighten eye bolt by hands fully, and tighten it with a
specified torque.
SGIA0563E
SGIA0533E
SGIA0563E
SGIA0537E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

PS-42
< SERVICE INFORMATION >
SERVICE DATA AND SPECIFICATIONS (SDS)
Steering Gear
INFOID:0000000001327729
Tie-rod ball joint inner socket Swinging torque 1.0
− 7.8 N·m (0.11 − 0.79 kg-m, 9 − 69 in-lb)
Measurement on spring balance
 Measuring point: L mark see below, L=83.2 mm (3.28 in). 12.1
− 93.7 N (1.2 − 9.6 kg, 3.0 − 21 lb)
Axial end play 0.2 mm (0.01 in) or less
Tie-rod length “L” 135.2 mm (5.32 in)
Steering gear type
PR26AM
SGIA0358E
SGIA0167E
Steering gear model PR26AM
Rack neutral position, dimension “L” (rack stroke) 67.0 mm (2.64 in)
Rack sliding force At the neutral point:
Range within
± 11.5 mm
( ± 0.453 in) from the neutral
position
(in power ON) Area average value 147
− 211 N (15 − 21.5 kg, 33 − 47 lb)
Allowable variation 98 N (10 kg, 22 lb) or less
Whole area (in power OFF) Peak value 294 N (30 kg, 66 lb) or less
Allowable variation 147 N (15 kg, 33 lb) or less
SGIA0629J
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

REAR WHEEL HUB AND KNUCKLERAX-7
< SERVICE INFORMATION >
CEF
G H
I
J
K L
M A
B
RAX
N
O P
9. Remove parking brake cable and parking brake shoe from back plate. Refer to PB-6 and PB-4.
10. Remove fixing nuts of anchor block with power tool , then remove anchor block and back plate from axle.
11. Loosen fixing bolts and nuts of front lower link, radius rod, and rear lower link in side of suspension mem-
ber.
12. Set jack under rear lower link. Then remove fixing bolt in front lower link side of shock absorber with power tool.
13. Remove bolt and nut in axle side of rear lower link with power tool. Then remove coil spring. Refer to RSU-15
.
14. Remove fixing bolts and nuts in axle side of fr ont lower link, radius rod with power tool.
15. Remove suspension arm and cotter pin at axle, then loosen mounting nut.
16. Use a ball joint remover (suitable tool) to remove suspension arm from axle. Be careful not to damage ball joint boot.
CAUTION:
Tighten temporarily mounting nu t to prevent damage to threads and to prevent ball joint remover
(suitable tool) from coming off.
17. Remove axle from vehicle.
INSPECTION AFTER REMOVAL
Check for deformity, cracks and damage on each parts, replace if necessary.
Ball Joint Inspection
Check for boot breakage, axial looseness, and tor que of suspension arm ball joint. Refer to RSU-11, "Removal
and Installation".
INSTALLATION
 Refer to "Removal and Installation" for tightening torque. Install in the reverse order of removal.
NOTE:
Refer to component parts location and do not reuse non-reusable parts.
 Perform final tightening of installation position of suspension links (rubber bushing) under unladen conditions
with tires on level ground, Check wheel alignment. Refer to RSU-5, "
Wheel AlignmentInspection".
 After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-8, "
Adjust-
ment of Steering Angle Sensor Neutral Position".
Disassembly and AssemblyINFOID:0000000001327528
DISASSEMBLY
Wheel Bearing
CAUTION:
Do not disassemble if wheel bearing has no trouble.
1. Remove wheel bearing fixing bolts and anchor block fixing nuts, and remove wheel hub and bearing assembly, back plate and anchor block from axle.
2. Using a drift (SST) and a puller (suitable tool), press wheel hub out to remove from wheel bearing.
SDIA1482E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

RAX-10
< SERVICE INFORMATION >
REAR DRIVE SHAFT
REAR DRIVE SHAFT
Removal and InstallationINFOID:0000000001327529
COMPONENTS
REMOVAL
1. Remove tires from vehicle with power tool.
2. Remove cotter pin. Then remove lock nut from drive shaft.
3. Remove fixing nuts and bolts between side flange and drive shaft with power tool.
4. Using a puller (suitable tool), remove drive shaft from steeringknuckle.
CAUTION:
When removing drive shaft, do not apply an excessive
angle to drive shaft joint.Al so be careful not to excessively
extend slide joint.
5. Remove drive shaft from axle.
INSPECTION AFTER REMOVAL
 Move joint up/down, left/right, and in the axial direction. Check for any rough movement or significant looseness.
 Check boot for cracks or other damage, and also for grease leak- age.
 If a trouble is found, disassemble drive shaft, and then replace with
new one.
INSTALLATION
Refer to "Removal and Installation" for tightening torque. Install in the reverse order of removal.
NOTE:
Refer to component parts location and do not reuse non-reusable parts.
Disassembly and AssemblyINFOID:0000000001327530
COMPONENTS
1. Side flange 2. Cotter pin
SDIA1487E
SDIA0972J
RAA0030D
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

RSU-8
< SERVICE INFORMATION >
REAR SUSPENSION ASSEMBLY
REMOVAL
1. Remove tires from vehicle with power tool.
2. Remove brake caliper with power tool. Hang it in a place where it will not interfere with work. Refer to BR-
24.
NOTE:
Avoid depressing brake pedal while brake caliper is removed.
3. Remove wheel sensor from rear final drive, t hen remove wheel sensor harness from rear suspension
member.
4. Remove height sensor harness from rear suspension member (if equipped).
5. Remove center muffler and main muffler. Refer to EX-3, "
Component".
6. Remove stabilizer bar. Refer to RSU-16, "
Removal and Installation".
7. Remove rear propeller shaft. Refer to PR-9, "
Removal and Installation".
8. Separate attachments between parking brake cable and vehicle and rear suspension member.
9. Remove rear lower link and coil spring. Refer to RSU-14, "
Removal and Installation".
10. Remove fixing bolt in lower side of shock absorber with power tool.
11. Set jack under rear final drive.
12. Remove fixing bolts and nuts of tunnel stay and mem ber stay with power tool, then remove those parts
from vehicle.
13. Remove fixing bolts and nuts of rear pin stay with pow er tool and then remove rear pin stay from vehicle.
14. Gradually lowering jack, remove rear suspension assembly.
INSTALLATION
 Refer to "Removal and installation" for tightening torque. Install in the reverse order of removal.
NOTE:
Refer to component parts location and do not reuse non-reusable parts.
 Perform final tightening of installation position of links (rubber bushing) under unladen conditions with tires on level ground. Check wheel alignment. Refer to RSU-5, "
Wheel AlignmentInspection".
 After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-8, "
Adjust-
ment of Steering Angle Sensor Neutral Position".
19. Suspension arm 20. Stabilizer connecting rod mounting
bracket21. Stabilizer connecting rod
22. Rear pin stay 23. Rear suspension member 24. Stabilizer bar
25. Stabilizer bushing 26. Stabilizer clamp 27. Member stay
28. Tunnel stay A: With height sensor B: Without height sensor
Refer to GI-8, "
Component", for the symbols in the figure.
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

SHOCK ABSORBERRSU-9
< SERVICE INFORMATION >
C
DF
G H
I
J
K L
M A
B
RSU
N
O P
SHOCK ABSORBER
Removal and InstallationINFOID:0000000001327555
REMOVAL
1. Remove tires from vehicle with power tool.
2. Set jack under rear lower link.
3. Remove fixing bolt in lower side of shock absorber assembly with power tool.
4. Remove fixing nuts in upper side of shock absorber assembly with power tool and remove shock absorber assembly from
vehicle.
INSPECTION AFTER REMOVAL
 Check shock absorber assembly for deformation, cracks, or damage, and replace if necessary.
 Check piston rod for damage, uneven wear, or distortion, and replace if necessary.
 Check welded and sealed areas for oil leakage, and replace if necessary.
INSTALLATION
 Refer to RSU-6, "Removal and Installation" for tightening torque. Install in the reverse order of removal.
NOTE:
Refer to component parts location and do not reuse non-reusable parts.
 Perform final tightening of shock absorber assembly lower side (rubber b\
ushing) under unladen conditions
with tires on level ground. Check wheel alignment. Refer to RSU-18, "
Wheel Alignment (Unladen*)".
 After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-8, "
Adjust-
ment of Steering Angle Sensor Neutral Position".
Disassembly and AssemblyINFOID:0000000001327556
DISASSEMBLY
CAUTION:
Make sure piston rod on shock absorber is not damaged when removing components from shock
absorber.
1. Remove mounting seal fr om mounting seal bracket.
2. Wrap a shop cloth around lower side of shock absorber and fix it in a vise. CAUTION:
Do not set the cylindrical part of shock absorber in vise.
3. Fix piston rod with hexagon wrench, and remove piston rod lock nut.
4. Remove mounting seal bracke t, bushing, distance tube, bound
bumper cover and bound bumper from shock absorber.
INSPECTION AFTER DISASSEMBLY
Bound Bumper and Bushing
FA-0274D
SEIA0366E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

RADIUS RODRSU-13
< SERVICE INFORMATION >
C
DF
G H
I
J
K L
M A
B
RSU
N
O P
RADIUS ROD
Removal and InstallationINFOID:0000000001327558
REMOVAL
1. Remove tires from vehicle with power tool.
2. Set jack under rear lower link.
3. Remove fixing bolt and nut in axle side of radius rod.
4. Remove fixing bolt in rear suspension member side of radius rod with power tool, then remove radius rod
from vehicle.
INSPECTION AFTER REMOVAL
Check radius rod and bushing for any deformation, cracks, or damage. Replace if necessary.
INSTALLATION
 Refer to RSU-6, "Removal and Installation" for tightening torque. Install in the reverse order of removal.
NOTE:
Refer to component parts location and do not reuse non-reusable parts.
 Perform final tightening of rear suspension mem ber and axle installation position (rubber bushing) under
unladen conditions with tires on level ground. Check wheel alignment. Refer to RSU-5, "
Wheel AlignmentIn-
spection".
 After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-8, "
Adjust-
ment of Steering Angle Sensor Neutral Position".
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C