2007 INFINITI FX35 power steering

PS-38
POWER STEERING OIL PUMP
Revision: 2006 July 2007 FX35/FX45
6. Remove snap ring from drive shaft assembly and press out it.
CAUTION:
When removing snap ring, be careful not to damage drive
shaft assembly.
7. Using a screwdriver, remove oil seal for body assembly.
8. Remove O-ring from body assembly.
9. Loosen lock nut and remove washer, O-ring, joint then remove connector bolt, O-ring and pull out flow control valve and spring
from body assembly.
CAUTION:
Be careful not to drop and deform the flow control valve.
10. Remove suction pipe from body assembly.
11. Remove O-ring for suction pipe.
INSPECTION AFTER DISASSEMBLY
Body Assembly and Rear Cover Inspection
Check body assembly and rear cover for internal damage. Replace rear cover if it is damaged. Replace oil
pump assembly if body assembly is damaged.
Cartridge Assembly Inspection
Check cam ring, rotor and vane for damage. Replace cartridge assembly if there are.
Side Plate Inspection
Check side plate for damage. Replace side plate if there are.
Flow Control Valve Inspection
Check flow control valve and spring for damage. Replace if there are.
SST010B
SST034A
SGIA0524E

POWER STEERING OIL PUMP PS-39
C
D E
F
H I
J
K L
M A
B
PS
Revision: 2006 July 2007 FX35/FX45
ASSEMBLY
NOTE:
Fix oil pump in vise as vise occasion demands.
CAUTION:
When retaining drive shaft assembly in a vise, always use copper or aluminum plates between vise
and shaft.
1. Apply recommended grease to oil seal lips (1). Apply recom- mended fluid to around oil seal, and then install oil seal to body
assembly.
2. Apply recommended fluid to drive shaft assembly and press drive shaft assembly into body assembly with suitable tool, then
install snap ring.
3. Apply recommended fluid to O-ring and Install O-ring into body assembly.
4. Install side plate to body assembly.
5. Install lock pin into lock pin hole, and install cam-ring as shown in the figure.

When installing cam-ring, turn carved face with a letter (E) of
it to rear cover.
CAUTION:
Do not confuse the assembling direction of cam ring. If
cam ring is installed facing the incorrect direction, it may
cause pump operation malfunction.
6. Install rotor to body assembly.
SGIA1150E
SGIA0422E
SGIA0591E

PS-40
POWER STEERING OIL PUMP
Revision: 2006 July 2007 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.
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.
14. Apply recommended fluid to O-ring and Install O-ring to suction pipe.
15. Install suction pipe to body assembly.
SGIA0424E
SST843A
SGIA0425E

HYDRAULIC LINE PS-41
C
D E
F
H I
J
K L
M A
B
PS
Revision: 2006 July 2007 FX35/FX45
HYDRAULIC LINEPFP:49721
ComponentsNGS000CA
VQ35DE 2WD MODEL
SGIA1681E
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. Low pressure piping 9. High pressure piping
10. O-ring 11. Copper washer 12. Eye-bolt
13. Eye-joint (assembled to high pres- sure side hose) 14. Pressure sensor
Refer to GI-11, "
Components" and the followings for the symbols in the figure.
: Apply power steering fluid.

PS-42
HYDRAULIC LINE
Revision: 2006 July 2007 FX35/FX45
VQ35DE AWD MODEL
SGIA1682E
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. Low pressure piping 9. High pressure piping
10. O-ring 11. Copper washer 12. Eye-bolt
13. Eye-joint (assembled to high pres- sure side hose) 14. Pressure sensor
Refer to GI-11, "
Components" and the followings for the symbols in the figure.
: Apply power steering fluid.

HYDRAULIC LINE PS-43
C
D E
F
H I
J
K L
M A
B
PS
Revision: 2006 July 2007 FX35/FX45
VK45DE AWD MODEL
SGIA1683E
1. Reservoir tank 2. Suction hose 3. High pressure hose
4. Oil cooler 5. Pressure sensor 6. Steering gear assembly
7. Low pressure piping 8. High pressure piping 9. O-ring
10. Reservoir tack bracket 11. Eye-joint (assembled to high pres- sure side hose) 12. Eye-bolt
Refer to GI-11, "
Components" and the followings for the symbols in the figure.
: Apply power steering fluid.

PS-44
HYDRAULIC LINE
Revision: 2006 July 2007 FX35/FX45
Removal and InstallationNGS000CB
VQ35DE MODELS

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.
VK45DE MODELS

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
SGIA0533E
SGIA0563E
SGIA0537E

PS-46
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 July 2007 FX35/FX45
Steering GearNGS000CI
Oil PumpNGS000CJ
Steering FluidNGS000CK
Tie-rod length “L” 135.2 mm (5.32 in)
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
Oil pump relief hydraulic pressure 9,900 − 10,700 kPa (101 − 109.1 kg/cm2 , 1436 − 1552 psi)
Fluid capacity
Approx. 1.0 (1-1/8 US qt, 7/8 Imp qt)