Infiniti QX56 (Z62). Manual — part 1067
RSU-10
< REMOVAL AND INSTALLATION >
REAR SHOCK ABSORBER
REAR SHOCK ABSORBER
Exploded View
INFOID:0000000006225666
WITHOUT HBMC
WITH HBMC
Removal and Installation
INFOID:0000000006225667
REMOVAL
1.
Reduce system pressure. (With HBMC) Refer to
.
CAUTION:
1.
Piston rod lock nut
2.
Washer
3.
Bushing
4.
Shock absorber
5.
Front lower link
Refer to
for symbols in the figure.
JPEIB0246GB
1.
Piston rod lock nut
2.
Bracket
3.
Bushing
4.
Shock absorber
5.
Front lower link
Refer to
for symbols in the figure.
JPEIB0229GB
REAR SHOCK ABSORBER
RSU-11
< REMOVAL AND INSTALLATION >
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Inadvertent piping removal causes fluid to splatter.
2.
Remove tires with power tool. Refer to
WT-64, "Removal and Installation"
.
3.
Remove height sensor from rear lower link (right side). Refer to
EXL-136, "Removal and Installation"
4.
Remove vehicle height sensor from rear lower link (left side). Refer to
SCS-98, "Removal and Installa-
5.
Remove air tube from shock absorber assembly. Refer to
SCS-95, "Removal and Installation"
6.
Remove middle tube assembly from shock absorber assembly. (With HBMC) Refer to
TUBE ASSEMBLY : Removal and Installation"
.
7.
Remove shock absorber mounting bolt (lower side).
8.
Remove piston rod lock nut.
9.
Remove bracket, bushings, and shock absorber. (With HBMC)
10. Remove washers, bushings, and shock absorber. (Without HBMC)
11. Perform inspection after removal. Refer to
RSU-11, "Inspection and Adjustment"
.
INSTALLATION
Note the following, and install in the reverse order of removal.
• When installing the bracket (1), check that bracket is attached as
shown in the figure. (With HBMC)
• Use the holder (A) [SST: KV10109300 (
−
)] and a suitable tool
(B) to tighten piston rod lock nut so that the bracket does not
become misaligned. (With HBMC)
• Install air tube to shock absorber assembly. Refer to
• Perform final tightening of bolts and nuts at the shock absorber
lower side (rubber bushing), under unladen conditions with tires on
level ground.
• Perform inspection after installation. Refer to
• After replacing the shock absorber, always follow the disposal pro-
cedure to discard the shock absorber. Refer to
Inspection and Adjustment
INFOID:0000000006225668
INSPECTION AFTER REMOVAL
Check the following items, and replace the parts if necessary.
• Shock absorber assembly for deformation, cracks, damage.
• Piston rod on shock absorber assembly for damage, uneven wear, and distortion.
• Welded and sealed areas for oil leakage.
INSPECTION AFTER INSTALLATION
1.
Check wheel alignment. Refer to
2.
Adjust neutral position of steering angle sensor. Refer to
.
3.
Adjust levelizer adjustment of height sensor. Refer to
EXL-61, "LEVELIZER ADJUSTMENT : Special
4.
Check standard vehicle height setting of vehicle height sensor. Refer to
.
ADJUSTMENT AFTER INSTALLATION (WITH HBMC)
: Vehicle front
A
: Frame edge line
B
: Almost parallel
JPEIB0232ZZ
JPEIB0220ZZ
RSU-12
< REMOVAL AND INSTALLATION >
REAR SHOCK ABSORBER
Bleed air from the HBMC. Refer to
Disposal
INFOID:0000000006225669
WITHOUT HBMC
1.
Set shock absorber horizontally with the piston rod fully extended.
2.
Drill 2 – 3 mm (0.08 – 0.12 in) hole at the position (
) from top
as shown in the figure to release gas gradually.
CAUTION:
• Wear eye protection (safety glasses).
• Wear gloves.
• Be careful with metal chips or oil blown out by the com-
pressed gas.
NOTE:
• Drill vertically in this direction (
).
• Directly to the outer tube avoiding brackets.
• The gas is clear, colorless, odorless, and harmless.
3.
Position the drilled hole downward and drain oil by moving the piston rod several times.
CAUTION:
Dispose of drained oil according to the law and local regulations.
WITH HBMC
NOTE:
Releasing gas is not required.
A
: 20 – 30 mm (0.79 – 1.18 in)
JPEIA0161ZZ
SUSPENSION ARM
RSU-13
< REMOVAL AND INSTALLATION >
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SUSPENSION ARM
Exploded View
INFOID:0000000006225670
Removal and Installation
INFOID:0000000006225671
REMOVAL
1.
Remove tires with power tool. Refer to
WT-64, "Removal and Installation"
.
2.
Remove rear suspension member assembly. Refer to
RSU-18, "Removal and Installation"
.
3.
Remove bumper rubber from frame, using a socket (commercial service tool).
4.
Remove suspension arm from axle housing. Refer to
RAX-7, "Removal and Installation"
5.
Remove suspension arm mounting bolts, nuts, and stopper rubber from rear suspension member.
6.
Remove suspension arm.
7.
Perform inspection after removal. Refer to
RSU-13, "Inspection and Adjustment"
.
INSTALLATION
Note the following and, install in the reverse order of removal.
• Perform final tightening of rear suspension member installation position (rubber bussing), under unladen
conditions with tires on level ground.
• Perform inspection after installation. Refer to
RSU-13, "Inspection and Adjustment"
.
• Perform adjustment after installation. (With HBMC) Refer to
RSU-13, "Inspection and Adjustment"
.
Inspection and Adjustment
INFOID:0000000006225672
INSPECTION AFTER REMOVAL
Appearance
Check the following items, and replace the part if necessary.
• Suspension arm and bushing for deformation, cracks or damage.
• Boot of ball joint for cracks or damage, and also for grease leakage.
Ball Joint Inspection
Manually move ball stud to confirm it moves smoothly with no binding.
Swing Torque Inspection
1.
Rear suspension member
2.
Stopper rubber
3.
Suspension arm
4.
Bumper rubber
A.
To frame
for symbols in the figure.
JPEIB0230GB
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