Infiniti G37 Coupe. Manual — part 1229
ST-16
< ON-VEHICLE REPAIR >
STEERING COLUMN
STEERING COLUMN
WITHOUT ELECTRIC MOTOR
WITHOUT ELECTRIC MOTOR : Exploded View
INFOID:0000000001666223
WITHOUT ELECTRIC MOTOR : Removal and Installation
INFOID:0000000001666224
REMOVAL
1.
Set vehicle to the straight-ahead position.
2.
Place the tilt to the highest level. Place the telescopic to the longest level.
3.
Remove driver air bag module. Refer to
.
4.
Remove steering wheel. Refer to
.
5.
Remove steering column cover. Refer to
.
6.
Remove spiral cable. Refer to
.
7.
Remove combination switch. Refer to
8.
Remove instrument driver lower panel. Refer to
9.
Remove knee protector (1).
10. Remove combination meter. Refer to
.
11. Disconnect each switch harness connectors installed to steering
column assembly.
12. Remove the joint mounting bolt and nut (lower shaft side), and
separate the joint from lower shaft.
13. Remove steering column assembly.
CAUTION:
• Never give axial impact to steering column assembly dur-
ing removal.
• Never move steering gear assembly when removing steering column assembly.
INSTALLATION
Note the following, and install in the reverse order of removal.
• Be careful of the following points when installing the steering column assembly.
CAUTION:
1.
Steering column assembly
Refer to
for symbols in the figure.
JSGIA0028GB
JSGIA0030ZZ
STEERING COLUMN
ST-17
< ON-VEHICLE REPAIR >
C
D
E
F
H
I
J
K
L
M
A
B
ST
N
O
P
• Never give axial impact to steering column assembly during installation.
• Never move steering gear assembly.
• Never reuse the joint mounting nut (lower shaft side).
• Adjust neutral position of steering angle sensor. Refer to
BRC-8, "ADJUSTMENT OF STEERING ANGLE
SENSOR NEUTRAL POSITION : Special Repair Requirement"
.
WITHOUT ELECTRIC MOTOR : Inspection
INFOID:0000000001666225
INSPECTION AFTER REMOVAL
• Check each part of steering column assembly for damage or other malfunctions. Replace if there are.
• Measure steering column assembly rotating torque using a preload gauge [SST: ST3127S000 (J-25765-A)].
Replace steering column assembly if outside the standard.
INSPECTION AFTER INSTALLATION
• Check each part of steering column assembly for damage or other malfunctions. Replace if there are.
• Check the steering wheel play, neutral position steering wheel, steering wheel turning force, and front wheel
turning angle. Refer to
• Check tilt and telescopic mechanism operating range “L”, “T” as
shown in the figure.
WITH ELECTRIC MOTOR
WITH ELECTRIC MOTOR : Exploded View
INFOID:0000000001666226
Standard
Rotating torque
: Refer to
Standard
Tilt operating range “T”
Telescopic operating
range “L”
: Refer to
JSGIA0033ZZ
1.
Upper stay
2.
Clip
3.
Steering column assembly
4.
Clip
JSGIA0029GB
ST-18
< ON-VEHICLE REPAIR >
STEERING COLUMN
WITH ELECTRIC MOTOR : Removal and Installation
INFOID:0000000001666227
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 the instrument driver lower panel. Place the tilt to the highest level. Refer to
.
4.
Remove the steering column cover. Place the telescopic to the longest level. Refer to
.
5.
Remove driver air bag module. Refer to
.
6.
Remove steering wheel. Refer to
.
7.
Remove spiral cable. Refer to
.
8.
Remove combination switch. Refer to
9.
Remove knee protector (1).
10. Remove 4WAS front control unit. Refer to
. (4WAS models)
11. Remove combination meter. Refer to
.
12. Remove upper stay.
13. Disconnect each switch harness connectors installed to steering
column assembly.
14. Remove the joint mounting bolt and nut (lower shaft side), and
separate the joint from lower shaft.
15. Remove steering column assembly.
CAUTION:
• Never give axial impact to steering column assembly during removal.
• Never move steering gear assembly when removing steering column assembly.
• Never rotate the lower shaft.
INSTALLATION
Note the following, and install in the reverse order of removal.
• Tighten the mounting bolts in the order shown in the figure when
installing the steering column assembly.
CAUTION:
• Never give axial impact to steering column assembly during
installation.
• Never move steering gear assembly.
• Never reuse the joint mounting nut (lower shaft side).
• Adjust neutral position of steering angle sensor. Refer to
"ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL
POSITION : Special Repair Requirement"
.
• Perform 4WAS front actuator neutral position adjustment. Refer to
STC-27, "4WAS FRONT ACTUATOR NEUTRAL POSITION
ADJUSTMENT : Description"
. (4WAS models)
WITH ELECTRIC MOTOR : Inspection
INFOID:0000000001666228
INSPECTION AFTER REMOVAL
• Check each part of steering column assembly for damage or other malfunctions. Replace if there are.
• Measure steering column assembly rotating torque using a preload gauge [SST: ST3127S000 (J-25765-A)].
Replace steering column assembly if outside the standard.
Refer to
for symbols in the figure.
JSGIA0030ZZ
JSGIA0031ZZ
STEERING COLUMN
ST-19
< ON-VEHICLE REPAIR >
C
D
E
F
H
I
J
K
L
M
A
B
ST
N
O
P
INSPECTION AFTER INSTALLATION
• Check each part of steering column assembly for damage or other malfunctions. Replace if there are.
• Check the steering wheel play, neutral position steering wheel, steering wheel turning force, and front wheel
turning angle. Refer to
• Check tilt and telescopic mechanism operating range “L”, “T” as
shown in the figure.
Standard
Rotating torque
: Refer to
Standard
Tilt operating range “T”
Telescopic operating
range “L”
: Refer to
JSGIA0032ZZ
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