Infiniti G37 Coupe. Manual — part 1231
ST-24
< ON-VEHICLE REPAIR >
LOWER SHAFT
WITH 4WAS : Inspection
INFOID:0000000001666234
• Check the sliding range of the lower shaft (with 4WAS front actua-
tor).
CAUTION:
Check the sliding range (A) (between the extended position
and the contracted position) of the lower shaft (with 4WAS
front actuator).
• Check each part of lower shaft (4WAS front actuator) for damage
or other malfunctions. Replace if there are.
WITH 4WAS : Disassembly and Assembly
INFOID:0000000001666235
DISASSEMBLY
CAUTION:
Never rotate the 4WAS front actuator and the spiral cable counterclockwise (actuator upper side).
1.
Remove the collar.
2.
Remove the slide shaft.
3.
Remove the clamp (lower) and the hole cover seal (lower) from the hole cover (lower).
4.
Remove the hole cover (lower) from the hole cover.
5.
Remove the clamp, the hole cover seal and the 4WAS front actuator from the hole cover.
ASSEMBLY
1.
Perform the spiral cable neutral adjustment as per the following procedure.
a.
Rotate the spiral cable (1) clockwise (
) slowly until it stops.
b.
Rotate the spiral cable 2.5 turning counterclockwise (
) slowly.
Align the spiral cable with the notch (A).
NOTE:
The spiral cable turns approximately 5 turning in maximum.
2.
Install the 4WAS front actuator and the hole cover seal to the
hole cover, and install the clamp to the hole cover.
CAUTION:
• Assemble the clamp so as not to misalign the spiral cable
position.
• Never reuse the clamp.
3.
Install the collar (1) to the 4WAS front actuator. Do not misalign
the positions (A) and (B).
CAUTION:
Never damage the collar (1) and the hole cover (2).
4.
Assemble the actuator harness to the hole cover.
Standard
Sliding range
: Refer to
JSGIA0088ZZ
JSGIA0089ZZ
JSGIA0090ZZ
LOWER SHAFT
ST-25
< ON-VEHICLE REPAIR >
C
D
E
F
H
I
J
K
L
M
A
B
ST
N
O
P
5.
Install the hole cover (lower) to the hole cover.
CAUTION:
Assemble the 4 hole cover (lower) pawls (
) to the hole
cover securely.
6.
Install the hole cover seal (lower) to the hole cover (lower), and
install the clamp (lower).
CAUTION:
Never reuse the clamp (lower).
7.
Install the slide shaft to the actuator.
CAUTION:
Never reuse the bolt.
JSGIA0091ZZ
ST-26
< ON-VEHICLE REPAIR >
STEERING GEAR AND LINKAGE
STEERING GEAR AND LINKAGE
Exploded View
INFOID:0000000001666236
REMOVAL AND INSTALLATION
DISASSEMBLY AND ASSEMBLY
1.
Steering gear assembly
2.
Cotter pin
3.
Rack stay
: Vehicle front
Refer to
for symbols in the figure.
JSGIA0038GB
1.
Low pressure piping
2.
Rear cover cap
3.
Gear-sub assembly
4.
Power steering solenoid valve
5.
O-ring
6.
Adjusting screw
7.
Spring
8.
Retainer
9.
Gear housing assembly
JSGIA0099GB
STEERING GEAR AND LINKAGE
ST-27
< ON-VEHICLE REPAIR >
C
D
E
F
H
I
J
K
L
M
A
B
ST
N
O
P
Removal and Installation
INFOID:0000000001666237
REMOVAL
1.
Set vehicle to the straight-ahead position.
2.
Perform 4WAS front actuator neutral position adjustment. Refer to
NEUTRAL POSITION ADJUSTMENT : Description"
. (4WAS models)
3.
Remove tires with a power tool.
4.
Remove front suspension member stay. Refer to
.
5.
Remove cotter pin (1), and then loosen the nut.
6.
Remove steering outer socket (2) from steering knuckle (3) so
as not to damage ball joint boot (4) using suitable ball joint
remover.
CAUTION:
Temporarily tighten the nut to prevent damage to threads
and to prevent the ball joint remover from suddenly coming
off.
7.
Remove high pressure piping and low pressure piping of
hydraulic piping, and then drain power steering fluid.
8.
Remove power steering solenoid valve harness connector (1).
9.
Remove rack stay. Refer to
.
10. Remove lower joint fixing bolt (steering gear side).
11. Separate the lower shaft from the steering gear assembly by
sliding the side shaft (A: sliding range).
CAUTION:
Spiral cable may be cut if steering wheel turns while sepa-
rating steering column assembly and steering gear assem-
bly. Be sure to secure steering wheel using string to avoid
turning.
12. Remove steering gear assembly.
INSTALLATION
Note the following, and install in the reverse order of removal.
CAUTION:
10. Cylinder tubes
11.
Boot clamp (stainless wire)
12. Lock plate
13. Inner socket
14. Boot
15. Boot clamp
16. Outer socket
: Apply power steering fluid.
: Apply Genuine Liquid Gasket, Three Bond 1111B or equivalent.
: Apply multi-purpose grease.
Refer to
for symbols not described on the above.
SGIA1183E
JSGIA0040ZZ
JSGIA0035ZZ
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