power steering INFINITI FX35 2004 Service Manual

PS-40
POWER STEERING OIL PUMP
Revision: 2004 November 2004 FX35/FX45

When installing rotor, turn punch mark face on rotor to body
assembly.
7. Install vane to rotor with facing the round portion outside.
8. Check if drive shaft assembly turns smoothly.
9. Install gasket to body assembly.
NOTE:
Do not reuse gasket.
10. Install rear cover to body assembly and tighten bolts at the spec-
ified torque.
11. Install bracket to rear cover and tighten bolts at the specified
torque.
12. Install pulley to drive shaft assembly then tighten lock nut at the
specified torque.
13. Install spring, flow control valve, O-ring, connector bolt, joint,
washer to body assembly. Then tighten lock nut at the specified
torque.
NOTE:
Do not reuse O-ring.
14. Apply a coat of Nissan PSF or equivalent to O-ring and Install O-ring to suction pipe.
NOTE:
Do not reuse O-ring.
15. Install suction pipe to body assembly.
SGIA0424E
SST843A
SGIA0425E

HYDRAULIC LINE
PS-43
C
D
E
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B
PS
Revision: 2004 November 2004 FX35/FX45
Removal and InstallationAGS000H6

Refer to PS-41, "Components" 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
properly. Then, tighten eye bolt by hands fully, and tighten it with
a specified torque.

Connect harness connector into pressure sensor securely.
SGIA0563E
SGIA0533E

HYDRAULIC LINE
PS-45
C
D
E
F
H
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J
K
L
MA
B
PS
Revision: 2004 November 2004 FX35/FX45
Removal and InstallationAGS000HG

Refer to PS-41, "Components" 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
properly. Then, tighten eye bolt by hands fully, and tighten it with
a specified torque.
SGIA0563E
SGIA0537E

SERVICE DATA AND SPECIFICATIONS (SDS)
PS-47
C
D
E
F
H
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K
L
MA
B
PS
Revision: 2004 November 2004 FX35/FX45
Steering GearAGS000HB
Oil PumpAGS000HC
Steering FluidAGS000HD
Tie-rod length “L” 135.2 mm (5.32 in)
SGIA0167E
Steering gear modelPR26AM
Rack neutral position, dimension “L” (rack stroke) 67.0 mm (2.638 in)
Rack sliding forceAt the neutral point:
Range within ± 11.5 mm
(±0.453 in) from the neutral
position
(in power ON)Area average value 147 − 211 N (14.99 − 21.52 kg, 33.1 − 47.52 lb)
Allowable variation 98 N (10 kg, 22 lb) or less
Whole area (in power OFF)Peak value 294 N (30.0 kg, 66 lb) or less
Allowable variation 147 N (16 kg, 35 lb) or less
SGIA0629J
Oil pump relief hydraulic pressure
9,900 − 10,700 kPa (101 − 109 kg/cm2 , 1449 − 1564, psi)
Fluid capacity
Approx. 1.0 (1-1/8 US qt, 7/8 Imp qt)

RAX-6
WHEEL HUB
Revision: 2004 November 2004 FX35/FX45
10. Loosen fixing bolts and nuts of front lower link, radius rod, and rear lower link in side of suspension mem-
ber.
11. Set jack under rear lower link. Then remove fixing bolt in front lower link side of shock absorber with
power tool.
12. Remove bolt and nut in axle side of rear lower link with power tool. Then remove coil spring. Refer to
RSU-15, "
REAR LOWER LINK & COIL SPRING" .
13. Remove fixing bolts and nuts in axle side of front lower link, radius rod with power tool.
14. Remove suspension arm and cotter pin at axle, then loosen mounting nut.
15. 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 nut to prevent damage to threads and to prevent ball joint remover
(suitable tool) from coming off.
16. Remove axle from vehicle.
INSPECTION AFTER REMOVAL
Ball Joint Inspection
Check for boot breakage, axial looseness, and torque of suspension arm ball joint. Refer to RSU-11,
"INSPECTION AFTER REMOVAL" .
INSTALLATION

Refer to RAX-5, "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 condi-
tions with tires on level ground, Check wheel alignment. Refer to RSU-5, "
Wheel Alignment Inspection" .

After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-6, "Adjust-
ment of Steering Angle Sensor Neutral Position" .
Disassembly and AssemblyADS000C6
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

RSU-8
REAR SUSPENSION ASSEMBLY
Revision: 2004 November 2004 FX35/FX45
Removal and InstallationAES000MM
REMOVAL
1. Remove tire 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-
25, "REAR DISC BRAKE" .
NOTE:
Avoid depressing brake pedal while brake caliper is removed.
3. Remove wheel sensor from rear final drive, then remove wheel sensor harness from rear suspension
member.
4. Remove center muffler and main muffler. Refer to EX-3, "
Removal and Installation" .
5. Remove stabilizer bar. Refer toRSU-16, "
Removal and Installation" .
6. Remove rear propeller shaft. Refer to PR-7, "
Removal and Installation" .
7. Separate attachments between parking brake cable and vehicle and rear suspension member.
8. Remove rear lower link and coil spring. Refer to RSU-15, "
Removal and Installation" .
9. Remove fixing bolt in lower side of shock absorber with power tool.
10. Set jack under rear final drive.
11. Remove fixing bolts and nuts of tunnel stay and member stay with power tool, then remove those parts
from vehicle.
12. Remove fixing bolts and nuts of rear pin stay with power tool and then remove rear pin stay from vehicle.
13. Gradually lowering jack, remove rear suspension assembly.
INSTALLATION

Refer to RSU-7, "Components" 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 Alignment Inspection" .

After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-6, "Adjust-
ment of Steering Angle Sensor Neutral Position" .
1. Bushing 2. Mounting seal 3. Mounting seal bracket
4. Distance tube 5. Bound bumper cover 6. Bound bumper
7. Shock absorber 8. Upper seat 9. Coil spring
10. Rubber seat 11. Rear lower link 12. Axle
13. Cotter pin 14. Radius rod 15. Front lower link protector
16. Front lower link 17. Stopper 18. Shock absorber assembly
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

SHOCK ABSORBER
RSU-9
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RSU
Revision: 2004 November 2004 FX35/FX45
SHOCK ABSORBERPFP:56210
Removal and InstallationAES000MN
REMOVAL
1. Remove tire 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-7, "Components" 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 bushing) under unladen condi-
tions with tires on level ground. Check wheel alignment. Refer to RSU-5, "
Wheel Alignment Inspection" .

After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-6, "Adjust-
ment of Steering Angle Sensor Neutral Position" .
Disassembly and AssemblyAES000MO
DISASSEMBLY
CAUTION:
Make sure piston rod on shock absorber is not damaged when removing components from shock
absorber.
1. Remove mounting seal from 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 bracket, bushing, distance tube, bound
bumper cover and bound bumper from shock absorber.
FA-0274D
SEIA0366E

RADIUS ROD
RSU-13
C
D
F
G
H
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K
L
MA
B
RSU
Revision: 2004 November 2004 FX35/FX45
RADIUS RODPFP:55110
Removal and InstallationAES000MQ
REMOVAL
1. Remove tire 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-7, "Components" 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 member and axle installation position (rubber bushing) under
unladen conditions with tires on level ground. Check wheel alignment. Refer to RSU-5, "
Wheel Alignment
Inspection" .

After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-6, "Adjust-
ment of Steering Angle Sensor Neutral Position" .

RSU-14
FRONT LOWER LINK
Revision: 2004 November 2004 FX35/FX45
FRONT LOWER LINKPFP:55110
Removal and InstallationAES000MR
REMOVAL
1. Remove tire with power tool.
2. Set jack under rear lower link.
3. Remove front lower link protector.
4. Remove shock absorber assembly from vehicle. Refer to RSU-9, "
Removal and Installation" .
5. Remove fixing nut and bolt between front lower link and axle with power tool.
6. Remove fixing nut and bolt between front lower link and rear suspension member with power tool.
7. Remove front lower link from vehicle.
INSPECTION AFTER REMOVAL
Check front lower link and bushing for any deformation, crack, or damage. Replace if necessary.
INSTALLATION

Refer to RSU-7, "Components" 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 member and axle installation position (rubber bushing) under
unladen conditions with tires on level ground. Check wheel alignment. Refer to RSU-5, "
Wheel Alignment
Inspection" .

After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-6, "Adjust-
ment of Steering Angle Sensor Neutral Position" .

REAR LOWER LINK & COIL SPRING
RSU-15
C
D
F
G
H
I
J
K
L
MA
B
RSU
Revision: 2004 November 2004 FX35/FX45
REAR LOWER LINK & COIL SPRINGPFP:551B0
Removal and InstallationAES000MS
REMOVAL
1. Remove tire with power tool.
2. Set jack under rear lower link.
3. Loosen fixing bolt and nut of rear lower link in side of suspension member, and then remove fixing bolt
and nut in side of axle with power tool.
4. Slowly lower jack, then remove upper seat, coil spring and rubber sheet from rear lower link.
5. Remove fixing bolt and nut in side of rear suspension member to remove rear lower link with power tool.
INSPECTION AFTER REMOVAL
Check rear lower link, bushing and coil spring for deformation, cracks, and damage. Replace rear lower link
and coil spring if necessary.
INSTALLATION

Refer to RSU-7, "Components" for tightening torque. Install in the reverse order of removal.
NOTE:
Refer to component parts location and do not reuse non-reusable parts.

Check that upper seat is attached as shown in the figure.
NOTE:
Insert bracket into upper seat with setting three tabs of upper
seat to the projecting part of bracket beforehand as shown in the
figure.

Match up rubber seat indentions and rear lower link grooves and
attach.
NOTE:
Make sure spring is not upside down. The top and bottom are
indicated by paint color.

Perform final tightening of rear suspension member and axle
installation position (rubber bushing) under unladen conditions
with tires on level ground. Check wheel alignment. Refer to
RSU-5, "
Wheel Alignment Inspection" .

After adjusting wheel alignment, adjust neutral position of steer-
ing angle sensor. Refer to BRC-6, "
Adjustment of Steering Angle
Sensor Neutral Position" .
SEIA0333E