Infiniti G35 (V35) Sedan. Manual — part 1275
ST-50
< ON-VEHICLE REPAIR >
POWER STEERING OIL PUMP
WITH 4WAS : Removal and Installation
INFOID:0000000000958687
REMOVAL
1.
Drain power steering fluid from reservoir tank.
2.
Remove the right half of the air cleaner and the right half of the air duct. Refer to
.
3.
Loosen drive belt. Refer to
EM-12, "Removal and Installation"
.
4.
Remove drive belt from oil pump pulley.
5.
Remove copper washers and eye bolt (drain fluid from their pipings).
6.
Remove suction hose (drain fluid from their pipings).
7.
Remove oil pump mounting bolts, and then remove oil pump.
INSTALLATION
Note the following, and install in the reverse order of removal.
1.
Pulley
2.
Snap ring
3.
Drive shaft assembly
4.
Bracket
5.
Oil seal
6.
Connector bolt
7.
O-ring
8.
Flow control valve
9.
Spring
10. Body assembly
11.
O-ring
12. Suction pipe
13. O-ring
14. O-ring
15. Side plate
16. Cartridge
17. Vane
18. Rotor
19. Cam ring
20. Dowel pin
21. Gasket
22. Rear cover
A: Oil seal lip
: Apply power steering fluid.
: Apply multi-purpose grease.
Refer to
for symbols not described on the above.
JSGIA0047GB
POWER STEERING OIL PUMP
ST-51
< ON-VEHICLE REPAIR >
C
D
E
F
H
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K
L
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A
B
ST
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• When installing suction hose (1), refer to the figure.
CAUTION:
• Never apply fluid to the hose (1) and tube (2).
• Insert hose securely until it contacts spool (A) of tube.
• Install clamp (3) to the hose at 3 – 8 mm (0.12 – 0.31 in) (L)
from the edge of the hose.
• When installing eye bolt (1) and copper washer (2) to oil pump (3),
refer to the figure.
CAUTION:
• Never reuse copper washer.
• Apply power steering fluid to around copper washer, then
install eye-bolt.
• Install eye-bolt with eye-joint (assembled to high pressure
hose) (B) protrusion (A) facing with pump side cutout, and
then tighten it to the specified torque after tightening by
hand. Refer to
.
• Securely insert harness connector to pressure sensor.
• Adjust belt tension. Refer to
• Check fluid level, fluid leakage and air bleeding hydraulic system after the installation. Refer to
WITH 4WAS : Disassembly and Assembly
INFOID:0000000000958688
DISASSEMBLY
1.
Remove rear cover mounting bolts and then remove rear cover from body assembly.
CAUTION:
• Fix oil pump with a vise if necessary.
• Use copper plates when fixing with a vise.
2.
Remove gasket from body assembly.
3.
Remove dowel pin, cartridge and side plate from body assembly.
4.
Remove pulley mounting nut and then remove pulley from drive shaft.
5.
Remove bracket mounting bolts and then remove bracket from body assembly.
6.
Remove snap ring from drive shaft assembly and press out it.
CAUTION:
When removing the snap ring, never damage the drive shaft
assembly.
JSGIA0118ZZ
SGIA1379E
SST010B
ST-52
< ON-VEHICLE REPAIR >
POWER STEERING OIL PUMP
7.
Remove oil seal from body assembly using a flat-bladed screw-
driver.
CAUTION:
Never damage the body assembly.
8.
Remove O-rings from body assembly.
9.
Remove connector bolt and O-ring, then pull out flow control
valve and spring from body assembly.
CAUTION:
Never drop and deform the flow control valve.
10. Remove fixing bolts of suction pipe, and then remove suction
pipe from body assembly.
11. Remove O-ring for suction pipe.
ASSEMBLY
1.
Apply recommended grease to oil seal lips (1). Apply recom-
mended fluid to around oil seal. Install oil seal to body assembly
using proper tool.
CAUTION:
• Never reuse the oil seal
• Fix oil pump with a vise if necessary.
• Use copper plates when fixing with a vise.
2.
Apply recommended fluid to drive shaft, and press drive shaft
into body assembly, then install snap ring.
CAUTION:
Never reuse the snap ring.
3.
Apply recommended fluid to O-ring, and install O-ring into body
assembly.
CAUTION:
Never reuse the O-ring.
4.
Install side plate to body assembly.
SST034A
SGIA0524E
SGIA1150E
SGIA0422E
POWER STEERING OIL PUMP
ST-53
< ON-VEHICLE REPAIR >
C
D
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F
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B
ST
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5.
Install dowel pin (1) into dowel pin hole (A), and install cam ring
(2) pointing it's D
1
side toward the body assembly (3) side as
shown in the figure.
CAUTION:
• When installing the cam-ring, turn carved face with a let-
ter “E” (B) of it to the rear cover.
• Never confuse the assembling direction of the cam ring. If
cam ring is installed facing the incorrect direction, it may
cause pump operation malfunction.
6.
Install rotor to body assembly.
CAUTION:
When installing the rotor, turn punch mark face on rotor to
body assembly.
7.
Install vane to rotor so that arc of vane faces cam ring side.
8.
Check if drive shaft assembly turns smoothly.
9.
Install gasket to body assembly.
CAUTION:
Never reuse the gasket.
10. Install rear cover to body assembly.
11. Install bracket to body assembly.
12. Install pulley and washer to drive shaft.
13. Install spring and flow control valve to body assembly.
14. Apply recommended fluid to O-ring, and then install O-ring to
connector bolt.
CAUTION:
Never reuse the O-ring.
15. Install connector bolt to body assembly.
16. Install suction pipe to body assembly.
WITH 4WAS : Inspection
INFOID:0000000000958689
RELIEF OIL PRESSURE
CAUTION:
Make sure that belt tension is normal before starting the following procedure.
JSGIA0110ZZ
SGIA0424E
SST843A
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